/usr/lib/ruby/vendor_ruby/dbd/odbc/database.rb is in ruby-dbd-odbc 0.2.5+gem2deb-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# See DBI::BaseDatabase.
#
class DBI::DBD::ODBC::Database < DBI::BaseDatabase
def disconnect
@handle.rollback
@handle.disconnect
rescue DBI::DBD::ODBC::ODBCErr => err
raise DBI::DatabaseError.new(err.message)
end
def database_name
@handle.get_info('SQL_DATABASE_NAME')
end
def ping
@handle.connected?
end
#
# See DBI::BaseDatabase#columns. Additional Attributes:
#
# * nullable: boolean, true if NULLs are allowed in this column.
#
def columns(table)
cols = []
stmt = @handle.columns(table)
stmt.ignorecase = true
stmt.each_hash do |row|
info = Hash.new
cols << info
info['name'] = row['COLUMN_NAME']
info['type_name'] = row['TYPE_NAME']
info['sql_type'] = row['DATA_TYPE']
info['nullable'] =
case row['NULLABLE']
when 1
true
when 0
false
else
nil
end
info['precision'] = row['PRECISION']
info['scale'] = row['SCALE']
end
stmt.drop
cols
rescue DBI::DBD::ODBC::ODBCErr => err
raise DBI::DatabaseError.new(err.message)
end
def tables
stmt = @handle.tables
stmt.ignorecase = true
tabs = []
stmt.each_hash {|row|
tabs << row["TABLE_NAME"]
}
stmt.drop
tabs
rescue DBI::DBD::ODBC::ODBCErr => err
raise DBI::DatabaseError.new(err.message)
end
def prepare(statement)
DBI::DBD::ODBC::Statement.new(@handle.prepare(statement), statement)
rescue DBI::DBD::ODBC::ODBCErr => err
raise DBI::DatabaseError.new(err.message)
end
def do(statement, *bindvars)
@handle.do(statement, *bindvars)
rescue DBI::DBD::ODBC::ODBCErr => err
raise DBI::DatabaseError.new(err.message)
end
def execute(statement, *bindvars)
stmt = @handle.run(statement, *bindvars)
DBI::DBD::ODBC::Statement.new(stmt, statement)
rescue DBI::DBD::ODBC::ODBCErr => err
raise DBI::DatabaseError.new(err.message)
end
#
# Additional Attributes on the DatabaseHandle:
#
# * AutoCommit: force a commit after each statement execution.
# * odbc_ignorecase: Be case-insensitive in operations.
# * odbc_timeout: Return after a certain time regardless of whether the operation returned anything.
#
def []=(attr, value)
case attr
when 'AutoCommit'
@handle.autocommit(value)
when 'odbc_ignorecase'
@handle.ignorecase(value)
when 'odbc_timeout'
@handle.timeout(value)
else
if attr =~ /^odbc_/ or attr != /_/
raise DBI::NotSupportedError, "Option '#{attr}' not supported"
else # option for some other driver - quitly ignore
return
end
end
@attr[attr] = value
rescue DBI::DBD::ODBC::ODBCErr => err
raise DBI::DatabaseError.new(err.message)
end
def commit
@handle.commit
rescue DBI::DBD::ODBC::ODBCErr => err
raise DBI::DatabaseError.new(err.message)
end
def rollback
@handle.rollback
rescue DBI::DBD::ODBC::ODBCErr => err
raise DBI::DatabaseError.new(err.message)
end
end # class Database
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