/usr/share/doc/libinnodb-dev/examples/ib_types.c is in libinnodb-dev 1.0.6.6750-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 | /***********************************************************************
Copyright (c) 2008 Innobase Oy. All rights reserved.
Copyright (c) 2008 Oracle. All rights reserved.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; version 2 of the License.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
************************************************************************/
/* Simple single threaded test that does the equivalent of:
Create a database
CREATE TABLE T(
c1 VARCHAR(n),
c2 INT NOT NULL,
c3 FLOAT,
c4 DOUBLE,
c5 BLOB,
c6 DECIMAL,
PK(c1));
INSERT INTO T VALUES('x', 1, 2.0, 3.0, 'xxx'); ...
SELECT * FROM T;
DROP TABLE T;
The test will create all the relevant sub-directories in the current
working directory. */
#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "test0aux.h"
#ifdef UNIV_DEBUG_VALGRIND
#include <valgrind/memcheck.h>
#endif
#define DATABASE "test"
#define TABLE "t"
/*********************************************************************
Create an InnoDB database (sub-directory). */
static
ib_err_t
create_database(
/*============*/
const char* name)
{
ib_bool_t err;
err = ib_database_create(name);
assert(err == IB_TRUE);
return(DB_SUCCESS);
}
/*********************************************************************
CREATE TABLE T(
c1 VARCHAR(n),
c2 INT NOT NULL,
c3 FLOAT,
c4 DOUBLE,
c5 BLOB,
c6 DECIMAL,
PK(c1)); */
static
ib_err_t
create_table(
/*=========*/
const char* dbname, /*!< in: database name */
const char* name) /*!< in: table name */
{
ib_trx_t ib_trx;
ib_id_t table_id = 0;
ib_err_t err = DB_SUCCESS;
ib_tbl_sch_t ib_tbl_sch = NULL;
ib_idx_sch_t ib_idx_sch = NULL;
char table_name[IB_MAX_TABLE_NAME_LEN];
#ifdef __WIN__
sprintf(table_name, "%s/%s", dbname, name);
#else
snprintf(table_name, sizeof(table_name), "%s/%s", dbname, name);
#endif
/* Pass a table page size of 0, ie., use default page size. */
err = ib_table_schema_create(
table_name, &ib_tbl_sch, IB_TBL_COMPACT, 0);
assert(err == DB_SUCCESS);
err = ib_table_schema_add_col(
ib_tbl_sch, "c1", IB_VARCHAR, IB_COL_NONE, 0, 10);
assert(err == DB_SUCCESS);
err = ib_table_schema_add_col(
ib_tbl_sch, "c2", IB_INT, IB_COL_NOT_NULL, 0, sizeof(ib_u32_t));
assert(err == DB_SUCCESS);
err = ib_table_schema_add_col(
ib_tbl_sch, "c3", IB_FLOAT, IB_COL_NONE, 0, sizeof(float));
assert(err == DB_SUCCESS);
err = ib_table_schema_add_col(
ib_tbl_sch, "c4", IB_DOUBLE, IB_COL_NONE, 0, sizeof(double));
assert(err == DB_SUCCESS);
err = ib_table_schema_add_col(
ib_tbl_sch, "c5", IB_BLOB, IB_COL_NONE, 0, 0);
assert(err == DB_SUCCESS);
err = ib_table_schema_add_col(
ib_tbl_sch, "c6", IB_DECIMAL, IB_COL_NONE, 0, 0);
assert(err == DB_SUCCESS);
err = ib_table_schema_add_index(ib_tbl_sch, "PRIMARY", &ib_idx_sch);
assert(err == DB_SUCCESS);
/* Set prefix length to 0. */
err = ib_index_schema_add_col( ib_idx_sch, "c1", 0);
assert(err == DB_SUCCESS);
err = ib_index_schema_set_clustered(ib_idx_sch);
assert(err == DB_SUCCESS);
/* create table */
ib_trx = ib_trx_begin(IB_TRX_REPEATABLE_READ);
err = ib_schema_lock_exclusive(ib_trx);
assert(err == DB_SUCCESS);
err = ib_table_create(ib_trx, ib_tbl_sch, &table_id);
assert(err == DB_SUCCESS);
err = ib_trx_commit(ib_trx);
assert(err == DB_SUCCESS);
if (ib_tbl_sch != NULL) {
ib_table_schema_delete(ib_tbl_sch);
}
return(err);
}
/*********************************************************************
Open a table and return a cursor for the table. */
static
ib_err_t
open_table(
/*=======*/
const char* dbname, /*!< in: database name */
const char* name, /*!< in: table name */
ib_trx_t ib_trx, /*!< in: transaction */
ib_crsr_t* crsr) /*!< out: innodb cursor */
{
ib_err_t err = DB_SUCCESS;
char table_name[IB_MAX_TABLE_NAME_LEN];
#ifdef __WIN__
sprintf(table_name, "%s/%s", dbname, name);
#else
snprintf(table_name, sizeof(table_name), "%s/%s", dbname, name);
#endif
err = ib_cursor_open_table(table_name, ib_trx, crsr);
assert(err == DB_SUCCESS);
return(err);
}
/*********************************************************************
INSERT INTO T VALUE(c1, c2, c3, c4, c5, c6); */
static
ib_err_t
insert_rows(
/*========*/
ib_crsr_t crsr) /*!< in, out: cursor to use for write */
{
ib_err_t err;
ib_tpl_t tpl = NULL;
tpl = ib_clust_read_tuple_create(crsr);
assert(tpl != NULL);
err = ib_col_set_value(tpl, 0, "abcdefghij", 10);
assert(err == DB_SUCCESS);
err = ib_tuple_write_float(tpl, 2, 2.0);
assert(err == DB_SUCCESS);
err = ib_tuple_write_double(tpl, 3, 3.0);
assert(err == DB_SUCCESS);
err = ib_col_set_value(tpl, 4, "BLOB", 4);
assert(err == DB_SUCCESS);
err = ib_col_set_value(tpl, 5, "1.23", 4);
assert(err == DB_SUCCESS);
/* Check for NULL constraint violation. */
err = ib_cursor_insert_row(crsr, tpl);
assert(err == DB_DATA_MISMATCH);
/* Set column C2 value and retry operation. */
err = ib_tuple_write_u32(tpl, 1, 1);
assert(err == DB_SUCCESS);
err = ib_cursor_insert_row(crsr, tpl);
assert(err == DB_SUCCESS);
ib_tuple_delete(tpl);
return(DB_SUCCESS);
}
/*********************************************************************
SELECT * FROM T; */
static
ib_err_t
do_query(
/*=====*/
ib_crsr_t crsr)
{
ib_err_t err;
ib_tpl_t tpl;
tpl = ib_clust_read_tuple_create(crsr);
assert(tpl != NULL);
err = ib_cursor_first(crsr);
assert(err == DB_SUCCESS);
while (err == DB_SUCCESS) {
err = ib_cursor_read_row(crsr, tpl);
assert(err == DB_SUCCESS
|| err == DB_END_OF_INDEX
|| err == DB_RECORD_NOT_FOUND);
if (err == DB_RECORD_NOT_FOUND || err == DB_END_OF_INDEX) {
break;
}
print_tuple(stdout, tpl);
err = ib_cursor_next(crsr);
assert(err == DB_SUCCESS
|| err == DB_END_OF_INDEX
|| err == DB_RECORD_NOT_FOUND);
tpl = ib_tuple_clear(tpl);
assert(tpl != NULL);
}
if (tpl != NULL) {
ib_tuple_delete(tpl);
}
if (err == DB_RECORD_NOT_FOUND || err == DB_END_OF_INDEX) {
err = DB_SUCCESS;
}
return(err);
}
int main(int argc, char* argv[])
{
ib_err_t err;
ib_crsr_t crsr;
ib_trx_t ib_trx;
err = ib_init();
assert(err == DB_SUCCESS);
test_configure();
err = ib_startup("barracuda");
assert(err == DB_SUCCESS);
err = create_database(DATABASE);
assert(err == DB_SUCCESS);
printf("Create table\n");
err = create_table(DATABASE, TABLE);
assert(err == DB_SUCCESS);
printf("Begin transaction\n");
ib_trx = ib_trx_begin(IB_TRX_REPEATABLE_READ);
assert(ib_trx != NULL);
printf("Open cursor\n");
err = open_table(DATABASE, TABLE, ib_trx, &crsr);
assert(err == DB_SUCCESS);
printf("Lock table in IX\n");
err = ib_cursor_lock(crsr, IB_LOCK_IX);
assert(err == DB_SUCCESS);
printf("Insert rows\n");
err = insert_rows(crsr);
assert(err == DB_SUCCESS);
printf("Query table\n");
err = do_query(crsr);
assert(err == DB_SUCCESS);
printf("Close cursor\n");
err = ib_cursor_close(crsr);
assert(err == DB_SUCCESS);
crsr = NULL;
printf("Commit transaction\n");
err = ib_trx_commit(ib_trx);
assert(err == DB_SUCCESS);
printf("Drop table\n");
err = drop_table(DATABASE, TABLE);
assert(err == DB_SUCCESS);
err = ib_shutdown(IB_SHUTDOWN_NORMAL);
assert(err == DB_SUCCESS);
#ifdef UNIV_DEBUG_VALGRIND
VALGRIND_DO_LEAK_CHECK;
#endif
return(EXIT_SUCCESS);
}
|