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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_mssql.php
parent66530a809018c2ba39d9adb5b2cf21640969e472 (diff)
Diffstat (limited to 'system/drivers/DB_mssql.php')
-rw-r--r--system/drivers/DB_mssql.php77
1 files changed, 76 insertions, 1 deletions
diff --git a/system/drivers/DB_mssql.php b/system/drivers/DB_mssql.php
index c84247641..3fbfa6a3f 100644
--- a/system/drivers/DB_mssql.php
+++ b/system/drivers/DB_mssql.php
@@ -76,7 +76,7 @@ class CI_DB_mssql extends CI_DB {
* @param string an SQL query
* @return resource
*/
- function execute($sql)
+ function _execute($sql)
{
$sql = $this->_prep_query($sql);
return @mssql_query($sql, $this->conn_id);
@@ -97,6 +97,81 @@ class CI_DB_mssql 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 TRAN');
+ 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 TRAN');
+ 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 TRAN');
+ return TRUE;
+ }
// --------------------------------------------------------------------