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<h2><span class="refentrytitle"><a name="libgda-4.0-Convenience-functions.top_of_page"></a>Convenience functions</span></h2>
<p>Convenience functions — Do quickly some actions</p>
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<a name="libgda-4.0-Convenience-functions.synopsis"></a><h2>Synopsis</h2>
<pre class="synopsis"><a class="link" href="GdaServerOperation.html" title="GdaServerOperation"><span class="returnvalue">GdaServerOperation</span></a> * <a class="link" href="libgda-4.0-Convenience-functions.html#gda-prepare-create-database" title="gda_prepare_create_database ()">gda_prepare_create_database</a> (<em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *provider</code></em>,
<em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *db_name</code></em>,
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>);
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> <a class="link" href="libgda-4.0-Convenience-functions.html#gda-perform-create-database" title="gda_perform_create_database ()">gda_perform_create_database</a> (<em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *provider</code></em>,
<em class="parameter"><code><a class="link" href="GdaServerOperation.html" title="GdaServerOperation"><span class="type">GdaServerOperation</span></a> *op</code></em>,
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>);
<a class="link" href="GdaServerOperation.html" title="GdaServerOperation"><span class="returnvalue">GdaServerOperation</span></a> * <a class="link" href="libgda-4.0-Convenience-functions.html#gda-prepare-drop-database" title="gda_prepare_drop_database ()">gda_prepare_drop_database</a> (<em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *provider</code></em>,
<em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *db_name</code></em>,
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>);
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> <a class="link" href="libgda-4.0-Convenience-functions.html#gda-perform-drop-database" title="gda_perform_drop_database ()">gda_perform_drop_database</a> (<em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *provider</code></em>,
<em class="parameter"><code><a class="link" href="GdaServerOperation.html" title="GdaServerOperation"><span class="type">GdaServerOperation</span></a> *op</code></em>,
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>);
<a class="link" href="GdaDataModel.html" title="GdaDataModel"><span class="returnvalue">GdaDataModel</span></a> * <a class="link" href="libgda-4.0-Convenience-functions.html#gda-execute-select-command" title="gda_execute_select_command ()">gda_execute_select_command</a> (<em class="parameter"><code><a class="link" href="GdaConnection.html" title="GdaConnection"><span class="type">GdaConnection</span></a> *cnc</code></em>,
<em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *sql</code></em>,
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>);
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="returnvalue">gint</span></a> <a class="link" href="libgda-4.0-Convenience-functions.html#gda-execute-non-select-command" title="gda_execute_non_select_command ()">gda_execute_non_select_command</a> (<em class="parameter"><code><a class="link" href="GdaConnection.html" title="GdaConnection"><span class="type">GdaConnection</span></a> *cnc</code></em>,
<em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *sql</code></em>,
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>);
<a class="link" href="GdaServerOperation.html" title="GdaServerOperation"><span class="returnvalue">GdaServerOperation</span></a> * <a class="link" href="libgda-4.0-Convenience-functions.html#gda-prepare-create-table" title="gda_prepare_create_table ()">gda_prepare_create_table</a> (<em class="parameter"><code><a class="link" href="GdaConnection.html" title="GdaConnection"><span class="type">GdaConnection</span></a> *cnc</code></em>,
<em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *table_name</code></em>,
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>,
<em class="parameter"><code>...</code></em>);
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> <a class="link" href="libgda-4.0-Convenience-functions.html#gda-perform-create-table" title="gda_perform_create_table ()">gda_perform_create_table</a> (<em class="parameter"><code><a class="link" href="GdaServerOperation.html" title="GdaServerOperation"><span class="type">GdaServerOperation</span></a> *op</code></em>,
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>);
<a class="link" href="GdaServerOperation.html" title="GdaServerOperation"><span class="returnvalue">GdaServerOperation</span></a> * <a class="link" href="libgda-4.0-Convenience-functions.html#gda-prepare-drop-table" title="gda_prepare_drop_table ()">gda_prepare_drop_table</a> (<em class="parameter"><code><a class="link" href="GdaConnection.html" title="GdaConnection"><span class="type">GdaConnection</span></a> *cnc</code></em>,
<em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *table_name</code></em>,
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>);
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> <a class="link" href="libgda-4.0-Convenience-functions.html#gda-perform-drop-table" title="gda_perform_drop_table ()">gda_perform_drop_table</a> (<em class="parameter"><code><a class="link" href="GdaServerOperation.html" title="GdaServerOperation"><span class="type">GdaServerOperation</span></a> *op</code></em>,
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>);
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> <a class="link" href="libgda-4.0-Convenience-functions.html#gda-insert-row-into-table" title="gda_insert_row_into_table ()">gda_insert_row_into_table</a> (<em class="parameter"><code><a class="link" href="GdaConnection.html" title="GdaConnection"><span class="type">GdaConnection</span></a> *cnc</code></em>,
<em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *table</code></em>,
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>,
<em class="parameter"><code>...</code></em>);
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> <a class="link" href="libgda-4.0-Convenience-functions.html#gda-update-row-in-table" title="gda_update_row_in_table ()">gda_update_row_in_table</a> (<em class="parameter"><code><a class="link" href="GdaConnection.html" title="GdaConnection"><span class="type">GdaConnection</span></a> *cnc</code></em>,
<em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *table</code></em>,
<em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *condition_column_name</code></em>,
<em class="parameter"><code><a href="http://library.gnome.org/devel/gobject/unstable/gobject-Generic-values.html#GValue"><span class="type">GValue</span></a> *condition_value</code></em>,
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>,
<em class="parameter"><code>...</code></em>);
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> <a class="link" href="libgda-4.0-Convenience-functions.html#gda-delete-row-from-table" title="gda_delete_row_from_table ()">gda_delete_row_from_table</a> (<em class="parameter"><code><a class="link" href="GdaConnection.html" title="GdaConnection"><span class="type">GdaConnection</span></a> *cnc</code></em>,
<em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *table</code></em>,
<em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *condition_column_name</code></em>,
<em class="parameter"><code><a href="http://library.gnome.org/devel/gobject/unstable/gobject-Generic-values.html#GValue"><span class="type">GValue</span></a> *condition_value</code></em>,
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>);
<a class="link" href="GdaStatement.html" title="GdaStatement"><span class="returnvalue">GdaStatement</span></a> * <a class="link" href="libgda-4.0-Convenience-functions.html#gda-parse-sql-string" title="gda_parse_sql_string ()">gda_parse_sql_string</a> (<em class="parameter"><code><a class="link" href="GdaConnection.html" title="GdaConnection"><span class="type">GdaConnection</span></a> *cnc</code></em>,
<em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *sql</code></em>,
<em class="parameter"><code><a class="link" href="GdaSet.html" title="GdaSet"><span class="type">GdaSet</span></a> **params</code></em>,
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>);
<a class="link" href="libgda-4.0-Default-Data-handlers.html#GdaDataHandler"><span class="returnvalue">GdaDataHandler</span></a> * <a class="link" href="libgda-4.0-Convenience-functions.html#gda-get-default-handler" title="gda_get_default_handler ()">gda_get_default_handler</a> (<em class="parameter"><code><a href="http://library.gnome.org/devel/gobject/unstable/gobject-Type-Information.html#GType"><span class="type">GType</span></a> for_type</code></em>);
</pre>
</div>
<div class="refsect1">
<a name="libgda-4.0-Convenience-functions.description"></a><h2>Description</h2>
<p>
</p>
</div>
<div class="refsect1">
<a name="libgda-4.0-Convenience-functions.details"></a><h2>Details</h2>
<div class="refsect2">
<a name="gda-prepare-create-database"></a><h3>gda_prepare_create_database ()</h3>
<pre class="programlisting"><a class="link" href="GdaServerOperation.html" title="GdaServerOperation"><span class="returnvalue">GdaServerOperation</span></a> * gda_prepare_create_database (<em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *provider</code></em>,
<em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *db_name</code></em>,
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>);</pre>
<div class="warning" style="margin-left: 0.5in; margin-right: 0.5in;">
<h3 class="title">Warning</h3>
<p><code class="literal">gda_prepare_create_database</code> has been deprecated since version 4.2.3 and should not be used in newly-written code. Use <a class="link" href="GdaServerOperation.html#gda-server-operation-prepare-create-database" title="gda_server_operation_prepare_create_database ()"><code class="function">gda_server_operation_prepare_create_database()</code></a> instead.</p>
</div>
<p>
Creates a new <a class="link" href="GdaServerOperation.html" title="GdaServerOperation"><span class="type">GdaServerOperation</span></a> object which contains the specifications required
to create a database. Once these specifications provided, use
<a class="link" href="GdaServerOperation.html#gda-server-operation-perform-create-database" title="gda_server_operation_perform_create_database ()"><code class="function">gda_server_operation_perform_create_database()</code></a> to perform the database creation.
</p>
<p>
If <em class="parameter"><code>db_name</code></em> is left <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>, then the name of the database to create will have to be set in the
returned <a class="link" href="GdaServerOperation.html" title="GdaServerOperation"><span class="type">GdaServerOperation</span></a> using <a class="link" href="GdaServerOperation.html#gda-server-operation-set-value-at" title="gda_server_operation_set_value_at ()"><code class="function">gda_server_operation_set_value_at()</code></a>.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>provider</code></em> :</span></p></td>
<td>the database provider to use</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>db_name</code></em> :</span></p></td>
<td>the name of the database to create, or <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>error</code></em> :</span></p></td>
<td>a place to store errors, or <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>new <a class="link" href="GdaServerOperation.html" title="GdaServerOperation"><span class="type">GdaServerOperation</span></a> object, or <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a> if the provider does not support database
creation. <span class="annotation">[<a href="http://foldoc.org/transfer%20full"><span class="acronym">transfer full</span></a>][<a href="http://foldoc.org/allow-none"><span class="acronym">allow-none</span></a>]</span>
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="gda-perform-create-database"></a><h3>gda_perform_create_database ()</h3>
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> gda_perform_create_database (<em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *provider</code></em>,
<em class="parameter"><code><a class="link" href="GdaServerOperation.html" title="GdaServerOperation"><span class="type">GdaServerOperation</span></a> *op</code></em>,
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>);</pre>
<div class="warning" style="margin-left: 0.5in; margin-right: 0.5in;">
<h3 class="title">Warning</h3>
<p><code class="literal">gda_perform_create_database</code> has been deprecated since version 4.2.3 and should not be used in newly-written code. Use <a class="link" href="GdaServerOperation.html#gda-server-operation-perform-create-database" title="gda_server_operation_perform_create_database ()"><code class="function">gda_server_operation_perform_create_database()</code></a> instead.</p>
</div>
<p>
Creates a new database using the specifications in <em class="parameter"><code>op</code></em>. <em class="parameter"><code>op</code></em> can be obtained using
<a class="link" href="GdaServerProvider.html#gda-server-provider-create-operation" title="gda_server_provider_create_operation ()"><code class="function">gda_server_provider_create_operation()</code></a>, or <a class="link" href="libgda-4.0-Convenience-functions.html#gda-prepare-create-database" title="gda_prepare_create_database ()"><code class="function">gda_prepare_create_database()</code></a>.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>provider</code></em> :</span></p></td>
<td>the database provider to use, or <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a> if <em class="parameter"><code>op</code></em> has been created using <a class="link" href="GdaServerOperation.html#gda-server-operation-prepare-create-database" title="gda_server_operation_prepare_create_database ()"><code class="function">gda_server_operation_prepare_create_database()</code></a>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>op</code></em> :</span></p></td>
<td>a <a class="link" href="GdaServerOperation.html" title="GdaServerOperation"><span class="type">GdaServerOperation</span></a> object obtained using <a class="link" href="libgda-4.0-Convenience-functions.html#gda-prepare-create-database" title="gda_prepare_create_database ()"><code class="function">gda_prepare_create_database()</code></a>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>error</code></em> :</span></p></td>
<td>a place to store en error, or <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>TRUE if no error occurred and the database has been created, FALSE otherwise</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="gda-prepare-drop-database"></a><h3>gda_prepare_drop_database ()</h3>
<pre class="programlisting"><a class="link" href="GdaServerOperation.html" title="GdaServerOperation"><span class="returnvalue">GdaServerOperation</span></a> * gda_prepare_drop_database (<em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *provider</code></em>,
<em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *db_name</code></em>,
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>);</pre>
<div class="warning" style="margin-left: 0.5in; margin-right: 0.5in;">
<h3 class="title">Warning</h3>
<p><code class="literal">gda_prepare_drop_database</code> has been deprecated since version 4.2.3 and should not be used in newly-written code. Use <a class="link" href="GdaServerOperation.html#gda-server-operation-prepare-drop-database" title="gda_server_operation_prepare_drop_database ()"><code class="function">gda_server_operation_prepare_drop_database()</code></a> instead.</p>
</div>
<p>
Creates a new <a class="link" href="GdaServerOperation.html" title="GdaServerOperation"><span class="type">GdaServerOperation</span></a> object which contains the specifications required
to drop a database. Once these specifications provided, use
<a class="link" href="libgda-4.0-Convenience-functions.html#gda-perform-drop-database" title="gda_perform_drop_database ()"><code class="function">gda_perform_drop_database()</code></a> to perform the database creation.
</p>
<p>
If <em class="parameter"><code>db_name</code></em> is left <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>, then the name of the database to drop will have to be set in the
returned <a class="link" href="GdaServerOperation.html" title="GdaServerOperation"><span class="type">GdaServerOperation</span></a> using <a class="link" href="GdaServerOperation.html#gda-server-operation-set-value-at" title="gda_server_operation_set_value_at ()"><code class="function">gda_server_operation_set_value_at()</code></a>.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>provider</code></em> :</span></p></td>
<td>the database provider to use</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>db_name</code></em> :</span></p></td>
<td>the name of the database to drop, or <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>error</code></em> :</span></p></td>
<td>a place to store errors, or <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>new <a class="link" href="GdaServerOperation.html" title="GdaServerOperation"><span class="type">GdaServerOperation</span></a> object, or <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a> if the provider does not support database
destruction. <span class="annotation">[<a href="http://foldoc.org/transfer%20full"><span class="acronym">transfer full</span></a>][<a href="http://foldoc.org/allow-none"><span class="acronym">allow-none</span></a>]</span>
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="gda-perform-drop-database"></a><h3>gda_perform_drop_database ()</h3>
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> gda_perform_drop_database (<em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *provider</code></em>,
<em class="parameter"><code><a class="link" href="GdaServerOperation.html" title="GdaServerOperation"><span class="type">GdaServerOperation</span></a> *op</code></em>,
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>);</pre>
<div class="warning" style="margin-left: 0.5in; margin-right: 0.5in;">
<h3 class="title">Warning</h3>
<p><code class="literal">gda_perform_drop_database</code> has been deprecated since version 4.2.3 and should not be used in newly-written code. Use <a class="link" href="GdaServerOperation.html#gda-server-operation-perform-drop-database" title="gda_server_operation_perform_drop_database ()"><code class="function">gda_server_operation_perform_drop_database()</code></a> instead.</p>
</div>
<p>
Destroys an existing database using the specifications in <em class="parameter"><code>op</code></em>. <em class="parameter"><code>op</code></em> can be obtained using
<a class="link" href="GdaServerProvider.html#gda-server-provider-create-operation" title="gda_server_provider_create_operation ()"><code class="function">gda_server_provider_create_operation()</code></a>, or <a class="link" href="GdaServerOperation.html#gda-server-operation-prepare-drop-database" title="gda_server_operation_prepare_drop_database ()"><code class="function">gda_server_operation_prepare_drop_database()</code></a>.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>provider</code></em> :</span></p></td>
<td>the database provider to use, or <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a> if <em class="parameter"><code>op</code></em> has been created using <a class="link" href="GdaServerOperation.html#gda-server-operation-prepare-drop-database" title="gda_server_operation_prepare_drop_database ()"><code class="function">gda_server_operation_prepare_drop_database()</code></a>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>op</code></em> :</span></p></td>
<td>a <a class="link" href="GdaServerOperation.html" title="GdaServerOperation"><span class="type">GdaServerOperation</span></a> object obtained using <a class="link" href="GdaServerOperation.html#gda-server-operation-prepare-drop-database" title="gda_server_operation_prepare_drop_database ()"><code class="function">gda_server_operation_prepare_drop_database()</code></a>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>error</code></em> :</span></p></td>
<td>a place to store en error, or <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>TRUE if no error occurred and the database has been destroyed, FALSE otherwise</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="gda-execute-select-command"></a><h3>gda_execute_select_command ()</h3>
<pre class="programlisting"><a class="link" href="GdaDataModel.html" title="GdaDataModel"><span class="returnvalue">GdaDataModel</span></a> * gda_execute_select_command (<em class="parameter"><code><a class="link" href="GdaConnection.html" title="GdaConnection"><span class="type">GdaConnection</span></a> *cnc</code></em>,
<em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *sql</code></em>,
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>);</pre>
<div class="warning" style="margin-left: 0.5in; margin-right: 0.5in;">
<h3 class="title">Warning</h3>
<p><code class="literal">gda_execute_select_command</code> has been deprecated since version 4.2.3 and should not be used in newly-written code. Use <a class="link" href="GdaConnection.html#gda-connection-execute-select-command" title="gda_connection_execute_select_command ()"><code class="function">gda_connection_execute_select_command()</code></a> instead.</p>
</div>
<p>
Execute a SQL SELECT command over an opened connection.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>cnc</code></em> :</span></p></td>
<td>an opened connection</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>sql</code></em> :</span></p></td>
<td>a query statement must begin with "SELECT"</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>error</code></em> :</span></p></td>
<td>a place to store errors, or <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>a new <a class="link" href="GdaDataModel.html" title="GdaDataModel"><span class="type">GdaDataModel</span></a> if successful, NULL otherwise. <span class="annotation">[<a href="http://foldoc.org/transfer%20full"><span class="acronym">transfer full</span></a>][<a href="http://foldoc.org/allow-none"><span class="acronym">allow-none</span></a>]</span>
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="gda-execute-non-select-command"></a><h3>gda_execute_non_select_command ()</h3>
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="returnvalue">gint</span></a> gda_execute_non_select_command (<em class="parameter"><code><a class="link" href="GdaConnection.html" title="GdaConnection"><span class="type">GdaConnection</span></a> *cnc</code></em>,
<em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *sql</code></em>,
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>);</pre>
<div class="warning" style="margin-left: 0.5in; margin-right: 0.5in;">
<h3 class="title">Warning</h3>
<p><code class="literal">gda_execute_non_select_command</code> has been deprecated since version 4.2.3 and should not be used in newly-written code. Use <a class="link" href="GdaConnection.html#gda-connection-execute-non-select-command" title="gda_connection_execute_non_select_command ()"><code class="function">gda_connection_execute_non_select_command()</code></a> instead.</p>
</div>
<p>
This is a convenience function to execute a SQL command over the opened connection.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>cnc</code></em> :</span></p></td>
<td>an opened connection</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>sql</code></em> :</span></p></td>
<td>a query statement must begin with "SELECT"</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>error</code></em> :</span></p></td>
<td>a place to store errors, or <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>the number of rows affected or -1.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="gda-prepare-create-table"></a><h3>gda_prepare_create_table ()</h3>
<pre class="programlisting"><a class="link" href="GdaServerOperation.html" title="GdaServerOperation"><span class="returnvalue">GdaServerOperation</span></a> * gda_prepare_create_table (<em class="parameter"><code><a class="link" href="GdaConnection.html" title="GdaConnection"><span class="type">GdaConnection</span></a> *cnc</code></em>,
<em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *table_name</code></em>,
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>,
<em class="parameter"><code>...</code></em>);</pre>
<div class="warning" style="margin-left: 0.5in; margin-right: 0.5in;">
<h3 class="title">Warning</h3>
<p><code class="literal">gda_prepare_create_table</code> has been deprecated since version 4.2.3 and should not be used in newly-written code. Use <a class="link" href="GdaServerOperation.html#gda-server-operation-prepare-create-table" title="gda_server_operation_prepare_create_table ()"><code class="function">gda_server_operation_prepare_create_table()</code></a> instead.</p>
</div>
<p>
Add more arguments if the flag needs then:
</p>
<p>
GDA_EASY_CREATE_TABLE_FKEY_FLAG:
</p>
<div class="itemizedlist"><ul class="itemizedlist" type="disc">
<li class="listitem"><p>string with the table's name referenced</p></li>
<li class="listitem"><p>an integer with the number pairs "local_field", "referenced_field"
used in the reference</p></li>
<li class="listitem"><p>Pairs of "local_field", "referenced_field" to use, must match
the number specified above.</p></li>
<li class="listitem"><p>a string with the action for ON DELETE; can be: "RESTRICT", "CASCADE",
"NO ACTION", "SET NULL" and "SET DEFAULT". Example: "ON UPDATE CASCADE".</p></li>
<li class="listitem"><p>a string with the action for ON UPDATE (see above).</p></li>
</ul></div>
<p>
</p>
<p>
Create a <a class="link" href="GdaServerOperation.html" title="GdaServerOperation"><span class="type">GdaServerOperation</span></a> object using an opened connection, taking three
arguments, a colum's name the column's GType and <span class="type">GdaEasyCreateTableFlag</span>
flag, you need to finish the list using NULL.
</p>
<p>
You'll be able to modify the <a class="link" href="GdaServerOperation.html" title="GdaServerOperation"><span class="type">GdaServerOperation</span></a> object to add custom options
to the operation. When finish call <a class="link" href="libgda-4.0-Convenience-functions.html#gda-perform-create-table" title="gda_perform_create_table ()"><span class="type">gda_perform_create_table</span></a>
or <span class="type">gda_server_operation_perform_operation</span>
in order to execute the operation.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>cnc</code></em> :</span></p></td>
<td>an opened connection</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>table_name</code></em> :</span></p></td>
<td>name of the table to create</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>error</code></em> :</span></p></td>
<td>a place to store errors, or <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>...</code></em> :</span></p></td>
<td>group of three arguments for column's name, column's <a href="http://library.gnome.org/devel/gobject/unstable/gobject-Type-Information.html#GType"><span class="type">GType</span></a>
and a <span class="type">GdaEasyCreateTableFlag</span> flag, finished with NULL</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>a <a class="link" href="GdaServerOperation.html" title="GdaServerOperation"><span class="type">GdaServerOperation</span></a> if no errors; NULL and set <em class="parameter"><code>error</code></em> otherwise. <span class="annotation">[<a href="http://foldoc.org/transfer%20full"><span class="acronym">transfer full</span></a>][<a href="http://foldoc.org/allow-none"><span class="acronym">allow-none</span></a>]</span>
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="gda-perform-create-table"></a><h3>gda_perform_create_table ()</h3>
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> gda_perform_create_table (<em class="parameter"><code><a class="link" href="GdaServerOperation.html" title="GdaServerOperation"><span class="type">GdaServerOperation</span></a> *op</code></em>,
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>);</pre>
<div class="warning" style="margin-left: 0.5in; margin-right: 0.5in;">
<h3 class="title">Warning</h3>
<p><code class="literal">gda_perform_create_table</code> has been deprecated since version 4.2.3 and should not be used in newly-written code. Use <a class="link" href="GdaServerOperation.html#gda-server-operation-perform-create-table" title="gda_server_operation_perform_create_table ()"><code class="function">gda_server_operation_perform_create_table()</code></a> instead.</p>
</div>
<p>
Performs a prepared <a class="link" href="GdaServerOperation.html" title="GdaServerOperation"><span class="type">GdaServerOperation</span></a> to create a table. This could perform
an operation created by <a class="link" href="GdaServerOperation.html#gda-server-operation-prepare-create-table" title="gda_server_operation_prepare_create_table ()"><code class="function">gda_server_operation_prepare_create_table()</code></a> or any other using the
the <a class="link" href="GdaServerOperation.html" title="GdaServerOperation"><span class="type">GdaServerOperation</span></a> API.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>op</code></em> :</span></p></td>
<td>a valid <a class="link" href="GdaServerOperation.html" title="GdaServerOperation"><span class="type">GdaServerOperation</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>error</code></em> :</span></p></td>
<td>a place to store errors, or <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>TRUE if the table was created; FALSE and set <em class="parameter"><code>error</code></em> otherwise</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="gda-prepare-drop-table"></a><h3>gda_prepare_drop_table ()</h3>
<pre class="programlisting"><a class="link" href="GdaServerOperation.html" title="GdaServerOperation"><span class="returnvalue">GdaServerOperation</span></a> * gda_prepare_drop_table (<em class="parameter"><code><a class="link" href="GdaConnection.html" title="GdaConnection"><span class="type">GdaConnection</span></a> *cnc</code></em>,
<em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *table_name</code></em>,
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>);</pre>
<div class="warning" style="margin-left: 0.5in; margin-right: 0.5in;">
<h3 class="title">Warning</h3>
<p><code class="literal">gda_prepare_drop_table</code> has been deprecated since version 4.2.3 and should not be used in newly-written code. Use <a class="link" href="GdaServerOperation.html#gda-server-operation-prepare-drop-table" title="gda_server_operation_prepare_drop_table ()"><code class="function">gda_server_operation_prepare_drop_table()</code></a> instead.</p>
</div>
<p>
This is just a convenient function to create a <a class="link" href="GdaServerOperation.html" title="GdaServerOperation"><span class="type">GdaServerOperation</span></a> to drop a
table in an opened connection.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>cnc</code></em> :</span></p></td>
<td>an opened connection</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>table_name</code></em> :</span></p></td>
<td>name of the table to drop</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>error</code></em> :</span></p></td>
<td>a place to store errors, or <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>a new <a class="link" href="GdaServerOperation.html" title="GdaServerOperation"><span class="type">GdaServerOperation</span></a> or NULL if couldn't create the opereration. <span class="annotation">[<a href="http://foldoc.org/transfer%20full"><span class="acronym">transfer full</span></a>][<a href="http://foldoc.org/allow-none"><span class="acronym">allow-none</span></a>]</span>
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="gda-perform-drop-table"></a><h3>gda_perform_drop_table ()</h3>
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> gda_perform_drop_table (<em class="parameter"><code><a class="link" href="GdaServerOperation.html" title="GdaServerOperation"><span class="type">GdaServerOperation</span></a> *op</code></em>,
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>);</pre>
<div class="warning" style="margin-left: 0.5in; margin-right: 0.5in;">
<h3 class="title">Warning</h3>
<p><code class="literal">gda_perform_drop_table</code> has been deprecated since version 4.2.3 and should not be used in newly-written code. Use <a class="link" href="GdaServerOperation.html#gda-server-operation-perform-drop-table" title="gda_server_operation_perform_drop_table ()"><code class="function">gda_server_operation_perform_drop_table()</code></a> instead.</p>
</div>
<p>
This is just a convenient function to perform a drop a table operation.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>op</code></em> :</span></p></td>
<td>a <a class="link" href="GdaServerOperation.html" title="GdaServerOperation"><span class="type">GdaServerOperation</span></a> object</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>error</code></em> :</span></p></td>
<td>a place to store errors, or <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>TRUE if the table was dropped, FALSE otherwise</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="gda-insert-row-into-table"></a><h3>gda_insert_row_into_table ()</h3>
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> gda_insert_row_into_table (<em class="parameter"><code><a class="link" href="GdaConnection.html" title="GdaConnection"><span class="type">GdaConnection</span></a> *cnc</code></em>,
<em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *table</code></em>,
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>,
<em class="parameter"><code>...</code></em>);</pre>
<div class="warning" style="margin-left: 0.5in; margin-right: 0.5in;">
<h3 class="title">Warning</h3>
<p><code class="literal">gda_insert_row_into_table</code> has been deprecated since version 4.2.3 and should not be used in newly-written code. Use <a class="link" href="GdaConnection.html#gda-connection-insert-row-into-table" title="gda_connection_insert_row_into_table ()"><code class="function">gda_connection_insert_row_into_table()</code></a> instead.</p>
</div>
<p>
This is a convenience function, which creates an INSERT statement and executes it using the values
provided. It internally relies on variables which makes it immune to SQL injection problems.
</p>
<p>
The equivalent SQL command is: INSERT INTO <table> (<column_name> [,...]) VALUES (<column_name> = <new_value> [,...]).
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>cnc</code></em> :</span></p></td>
<td>an opened connection</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>table</code></em> :</span></p></td>
<td>table's name to insert into</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>error</code></em> :</span></p></td>
<td>a place to store errors, or <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>...</code></em> :</span></p></td>
<td>a list of string/GValue pairs with the name of the column to use and the
GValue pointer containing the value to insert for the column (value can be <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>), finished by a <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>. There must be
at least one column name and value</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>TRUE if no error occurred, FALSE otherwise</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="gda-update-row-in-table"></a><h3>gda_update_row_in_table ()</h3>
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> gda_update_row_in_table (<em class="parameter"><code><a class="link" href="GdaConnection.html" title="GdaConnection"><span class="type">GdaConnection</span></a> *cnc</code></em>,
<em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *table</code></em>,
<em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *condition_column_name</code></em>,
<em class="parameter"><code><a href="http://library.gnome.org/devel/gobject/unstable/gobject-Generic-values.html#GValue"><span class="type">GValue</span></a> *condition_value</code></em>,
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>,
<em class="parameter"><code>...</code></em>);</pre>
<div class="warning" style="margin-left: 0.5in; margin-right: 0.5in;">
<h3 class="title">Warning</h3>
<p><code class="literal">gda_update_row_in_table</code> has been deprecated since version 4.2.3 and should not be used in newly-written code. Use <a class="link" href="GdaConnection.html#gda-connection-update-row-in-table" title="gda_connection_update_row_in_table ()"><code class="function">gda_connection_update_row_in_table()</code></a> instead.</p>
</div>
<p>
This is a convenience function, which creates an UPDATE statement and executes it using the values
provided. It internally relies on variables which makes it immune to SQL injection problems.
</p>
<p>
The equivalent SQL command is: UPDATE <table> SET <column_name> = <new_value> [,...] WHERE <condition_column_name> = <condition_value>.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>cnc</code></em> :</span></p></td>
<td>an opened connection</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>table</code></em> :</span></p></td>
<td>the table's name with the row's values to be updated</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>condition_column_name</code></em> :</span></p></td>
<td>the name of the column to used in the WHERE condition clause</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>condition_value</code></em> :</span></p></td>
<td>the <em class="parameter"><code>condition_column_type</code></em>'s GType</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>error</code></em> :</span></p></td>
<td>a place to store errors, or <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>...</code></em> :</span></p></td>
<td>a list of string/GValue pairs with the name of the column to use and the
GValue pointer containing the value to update the column to (value can be <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>), finished by a <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>. There must be
at least one column name and value</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>TRUE if no error occurred, FALSE otherwise</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="gda-delete-row-from-table"></a><h3>gda_delete_row_from_table ()</h3>
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> gda_delete_row_from_table (<em class="parameter"><code><a class="link" href="GdaConnection.html" title="GdaConnection"><span class="type">GdaConnection</span></a> *cnc</code></em>,
<em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *table</code></em>,
<em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *condition_column_name</code></em>,
<em class="parameter"><code><a href="http://library.gnome.org/devel/gobject/unstable/gobject-Generic-values.html#GValue"><span class="type">GValue</span></a> *condition_value</code></em>,
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>);</pre>
<div class="warning" style="margin-left: 0.5in; margin-right: 0.5in;">
<h3 class="title">Warning</h3>
<p><code class="literal">gda_delete_row_from_table</code> has been deprecated since version 4.2.3 and should not be used in newly-written code. Use <a class="link" href="GdaConnection.html#gda-connection-delete-row-from-table" title="gda_connection_delete_row_from_table ()"><code class="function">gda_connection_delete_row_from_table()</code></a> instead.</p>
</div>
<p>
This is a convenience function, which creates a DELETE statement and executes it using the values
provided. It internally relies on variables which makes it immune to SQL injection problems.
</p>
<p>
The equivalent SQL command is: DELETE FROM <table> WHERE <condition_column_name> = <condition_value>.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>cnc</code></em> :</span></p></td>
<td>an opened connection</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>table</code></em> :</span></p></td>
<td>the table's name with the row's values to be updated</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>condition_column_name</code></em> :</span></p></td>
<td>the name of the column to used in the WHERE condition clause</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>condition_value</code></em> :</span></p></td>
<td>the <em class="parameter"><code>condition_column_type</code></em>'s GType</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>error</code></em> :</span></p></td>
<td>a place to store errors, or <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>TRUE if no error occurred, FALSE otherwise</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="gda-parse-sql-string"></a><h3>gda_parse_sql_string ()</h3>
<pre class="programlisting"><a class="link" href="GdaStatement.html" title="GdaStatement"><span class="returnvalue">GdaStatement</span></a> * gda_parse_sql_string (<em class="parameter"><code><a class="link" href="GdaConnection.html" title="GdaConnection"><span class="type">GdaConnection</span></a> *cnc</code></em>,
<em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *sql</code></em>,
<em class="parameter"><code><a class="link" href="GdaSet.html" title="GdaSet"><span class="type">GdaSet</span></a> **params</code></em>,
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>);</pre>
<div class="warning" style="margin-left: 0.5in; margin-right: 0.5in;">
<h3 class="title">Warning</h3>
<p><code class="literal">gda_parse_sql_string</code> has been deprecated since version 4.2.3 and should not be used in newly-written code. Use <a class="link" href="GdaConnection.html#gda-connection-parse-sql-string" title="gda_connection_parse_sql_string ()"><code class="function">gda_connection_parse_sql_string()</code></a> instead.</p>
</div>
<p>
This function helps to parse a SQL witch use paramenters and store them at <em class="parameter"><code>params</code></em>.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>cnc</code></em> :</span></p></td>
<td>a <a class="link" href="GdaConnection.html" title="GdaConnection"><span class="type">GdaConnection</span></a> object, or <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>. <span class="annotation">[<a href="http://foldoc.org/allow-none"><span class="acronym">allow-none</span></a>]</span>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>sql</code></em> :</span></p></td>
<td>an SQL command to parse, not <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>params</code></em> :</span></p></td>
<td>a place to store a new <a class="link" href="GdaSet.html" title="GdaSet"><span class="type">GdaSet</span></a>, for parameters used in SQL command, or <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>. <span class="annotation">[<a href="http://foldoc.org/out"><span class="acronym">out</span></a>][<a href="http://foldoc.org/allow-none"><span class="acronym">allow-none</span></a>][<a href="http://foldoc.org/transfer%20full"><span class="acronym">transfer full</span></a>]</span>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>error</code></em> :</span></p></td>
<td>a place to store errors, or <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>a <a class="link" href="GdaStatement.html" title="GdaStatement"><span class="type">GdaStatement</span></a> representing the SQL command, or <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a> if an error occurred. <span class="annotation">[<a href="http://foldoc.org/transfer%20full"><span class="acronym">transfer full</span></a>][<a href="http://foldoc.org/allow-none"><span class="acronym">allow-none</span></a>]</span>
</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 4.2</p>
</div>
<hr>
<div class="refsect2">
<a name="gda-get-default-handler"></a><h3>gda_get_default_handler ()</h3>
<pre class="programlisting"><a class="link" href="libgda-4.0-Default-Data-handlers.html#GdaDataHandler"><span class="returnvalue">GdaDataHandler</span></a> * gda_get_default_handler (<em class="parameter"><code><a href="http://library.gnome.org/devel/gobject/unstable/gobject-Type-Information.html#GType"><span class="type">GType</span></a> for_type</code></em>);</pre>
<div class="warning" style="margin-left: 0.5in; margin-right: 0.5in;">
<h3 class="title">Warning</h3>
<p><code class="literal">gda_get_default_handler</code> has been deprecated since version 4.2.3 and should not be used in newly-written code. Use <a class="link" href="libgda-4.0-Default-Data-handlers.html#gda-data-handler-get-default" title="gda_data_handler_get_default ()"><code class="function">gda_data_handler_get_default()</code></a> instead.</p>
</div>
<p>
Obtain a pointer to a <a class="link" href="libgda-4.0-Default-Data-handlers.html#GdaDataHandler"><span class="type">GdaDataHandler</span></a> which can manage <a href="http://library.gnome.org/devel/gobject/unstable/gobject-Generic-values.html#GValue"><span class="type">GValue</span></a> values of type <em class="parameter"><code>for_type</code></em>. The returned
data handler will be adapted to use the current locale information (for example dates will be formatted
taking into account the locale).
</p>
<p>
The returned pointer is <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a> if there is no default data handler available for the <em class="parameter"><code>for_type</code></em> data type
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>for_type</code></em> :</span></p></td>
<td>a <a href="http://library.gnome.org/devel/gobject/unstable/gobject-Type-Information.html#GType"><span class="type">GType</span></a> type</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>a <a class="link" href="libgda-4.0-Default-Data-handlers.html#GdaDataHandler"><span class="type">GdaDataHandler</span></a> which must not be modified or destroyed. <span class="annotation">[<a href="http://foldoc.org/transfer%20none"><span class="acronym">transfer none</span></a>]</span>
</td>
</tr>
</tbody>
</table></div>
</div>
</div>
</div>
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