diff options
Diffstat (limited to 'system/database/DB_driver.php')
| -rw-r--r-- | system/database/DB_driver.php | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php index 9aa6c5de5..4791c3b89 100644 --- a/system/database/DB_driver.php +++ b/system/database/DB_driver.php @@ -1421,7 +1421,7 @@ abstract class CI_DB_driver { */ protected function _has_operator($str) { - return (bool) preg_match('/(<|>|!|=|\sIS NULL|\sIS NOT NULL|\sBETWEEN|\sLIKE|\sIN\s*\(|\s)/i', trim($str)); + return (bool) preg_match('/(<|>|!|=|\sIS NULL|\sIS NOT NULL|\sEXISTS|\sBETWEEN|\sLIKE|\sIN\s*\(|\s)/i', trim($str)); } // -------------------------------------------------------------------- @@ -1447,6 +1447,8 @@ abstract class CI_DB_driver { '\s*>\s*', // > '\s+IS NULL', // IS NULL '\s+IS NOT NULL', // IS NOT NULL + '\s+EXISTS\s*\([^\)]+\)', // EXISTS(sql) + '\s+NOT EXISTS\s*\([^\)]+\)', // NOT EXISTS(sql) '\s+BETWEEN\s+\S+\s+AND\s+\S+', // BETWEEN value AND value '\s+IN\s*\([^\)]+\)', // IN(list) '\s+NOT IN\s*\([^\)]+\)', // NOT IN (list) @@ -1483,7 +1485,7 @@ abstract class CI_DB_driver { } return (func_num_args() > 1) - ? call_user_func_array($function, array_splice(func_get_args(), 1)) + ? call_user_func_array($function, array_slice(func_get_args(), 1)) : call_user_func($function); } |