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-rw-r--r--system/drivers/DB_sqlite.php77
1 files changed, 76 insertions, 1 deletions
diff --git a/system/drivers/DB_sqlite.php b/system/drivers/DB_sqlite.php
index 48e2c8714..6d7b4294a 100644
--- a/system/drivers/DB_sqlite.php
+++ b/system/drivers/DB_sqlite.php
@@ -98,7 +98,7 @@ class CI_DB_sqlite extends CI_DB {
* @param string an SQL query
* @return resource
*/
- function execute($sql)
+ function _execute($sql)
{
$sql = $this->_prep_query($sql);
return @sqlite_query($this->conn_id, $sql);
@@ -119,6 +119,81 @@ class CI_DB_sqlite extends CI_DB {
{
return $sql;
}
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Begin Transaction
+ *
+ * @access public
+ * @return bool
+ */
+ function trans_begin()
+ {
+ if ( ! $this->trans_enabled)
+ {
+ return TRUE;
+ }
+
+ // When transactions are nested we only begin/commit/rollback the outermost ones
+ if ($this->_trans_depth > 0)
+ {
+ return TRUE;
+ }
+
+ $this->simple_query('BEGIN TRANSACTION');
+ return TRUE;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Commit Transaction
+ *
+ * @access public
+ * @return bool
+ */
+ function trans_commit()
+ {
+ if ( ! $this->trans_enabled)
+ {
+ return TRUE;
+ }
+
+ // When transactions are nested we only begin/commit/rollback the outermost ones
+ if ($this->_trans_depth > 0)
+ {
+ return TRUE;
+ }
+
+ $this->simple_query('COMMIT');
+ return TRUE;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Rollback Transaction
+ *
+ * @access public
+ * @return bool
+ */
+ function trans_rollback()
+ {
+ if ( ! $this->trans_enabled)
+ {
+ return TRUE;
+ }
+
+ // When transactions are nested we only begin/commit/rollback the outermost ones
+ if ($this->_trans_depth > 0)
+ {
+ return TRUE;
+ }
+
+ $this->simple_query('ROLLBACK');
+ return TRUE;
+ }
// --------------------------------------------------------------------