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authoradmin <devnull@localhost>2006-09-23 22:25:05 +0200
committeradmin <devnull@localhost>2006-09-23 22:25:05 +0200
commite885d787cde65d9ab003426bf79047de57c83ebe (patch)
tree1421b7cca06f61b1b0274b238d6f9fbf39afd679 /system/drivers/DB_odbc.php
parent66530a809018c2ba39d9adb5b2cf21640969e472 (diff)
Diffstat (limited to 'system/drivers/DB_odbc.php')
-rw-r--r--system/drivers/DB_odbc.php80
1 files changed, 78 insertions, 2 deletions
diff --git a/system/drivers/DB_odbc.php b/system/drivers/DB_odbc.php
index 57cdbced8..a32e9e072 100644
--- a/system/drivers/DB_odbc.php
+++ b/system/drivers/DB_odbc.php
@@ -77,7 +77,7 @@ class CI_DB_odbc extends CI_DB {
* @param string an SQL query
* @return resource
*/
- function execute($sql)
+ function _execute($sql)
{
$sql = $this->_prep_query($sql);
return @odbc_exec($this->conn_id, $sql);
@@ -98,7 +98,83 @@ class CI_DB_odbc 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;
+ }
+
+ return odbc_autocommit($this->conn_id, FALSE);
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * 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;
+ }
+
+ $ret = odbc_commit($this->conn_id);
+ odbc_autocommit($this->conn_id, TRUE);
+ return $ret;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * 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;
+ }
+
+ $ret = odbc_rollback($this->conn_id);
+ odbc_autocommit($this->conn_id, TRUE);
+ return $ret;
+ }
+
// --------------------------------------------------------------------
/**