public function initialize(DataSourceHandler $handler, DataSourceMetaData $datasource)
{
if (!isset($datasource->database)) {
throw new IllegalStateException(t('Entry name from tnsnames.ora is not provided'));
}
$connection = OCIImplHelper::oci_connect($datasource->username, $datasource->password, $datasource->database);
$sql = array('ALTER SESSION SET NLS_SORT=ASCII7_AI', 'ALTER SESSION SET NLS_COMP=LINGUISTIC');
$statementExecutor = new OCIExecuteStatementImpl();
$statementExecutor->execute($handler, $connection, $sql);
return $connection;
}
public function executeIndividualStatement(DataSourceHandler $handler, $connection, $sql)
{
$statement = OCIImplHelper::oci_parse($connection, $sql);
try {
OCIImplHelper::oci_execute($connection, $statement, OCI_NO_AUTO_COMMIT);
$affectedRecordCount = OCIImplHelper::oci_num_rows($connection, $statement);
} catch (Exception $e) {
OCIImplHelper::oci_free_statement($connection, $statement);
throw $e;
}
OCIImplHelper::oci_free_statement($connection, $statement);
return $affectedRecordCount;
}
public function getColumnMetaData($connection, $statement, $columnIndex)
{
$columnNumber = $columnIndex + 1;
$column = new ColumnMetaData();
$column->name = strtolower(OCIImplHelper::oci_field_name($connection, $statement, $columnNumber));
// preparing the column type
$column->type->databaseType = OCIImplHelper::oci_field_type($connection, $statement, $columnNumber);
switch ($column->type->databaseType) {
case 'VARCHAR2':
$column->type->length = OCIImplHelper::oci_field_size($connection, $statement, $columnNumber);
break;
case 'NUMBER':
$column->type->precision = OCIImplHelper::oci_field_precision($connection, $statement, $columnNumber);
$column->type->scale = OCIImplHelper::oci_field_scale($connection, $statement, $columnNumber);
break;
}
return $column;
}
public function initialize(DataSourceHandler $handler, DataSourceMetaData $datasource) {
if (!isset($datasource->database)) {
throw new IllegalStateException(t('Entry name from tnsnames.ora is not provided'));
}
$connection = OCIImplHelper::oci_connect($datasource->username, $datasource->password, $datasource->database);
$oracleDateTimeFormat = $handler->getExtension('formatDateValue')->prepareFormat(DateTimeDataTypeHandler::$FORMAT_DEFAULT, FALSE);
$oracleDateTimeTZFormat = $handler->getExtension('formatDateValue')->prepareFormat(DateTimeDataTypeHandler::$FORMAT_DEFAULT, TRUE);
$sql = array(
'ALTER SESSION SET NLS_SORT=ASCII7_AI',
'ALTER SESSION SET NLS_COMP=LINGUISTIC',
"ALTER SESSION SET NLS_DATE_FORMAT='$oracleDateTimeFormat'",
"ALTER SESSION SET NLS_TIMESTAMP_FORMAT='$oracleDateTimeFormat'",
"ALTER SESSION SET NLS_TIMESTAMP_TZ_FORMAT='$oracleDateTimeTZFormat'");
$statementExecutor = new OCIExecuteStatementImpl();
$statementExecutor->execute($handler, $connection, $sql);
return $connection;
}