diff options
Diffstat (limited to 'system/database/drivers/oci8/oci8_driver.php')
| -rw-r--r-- | system/database/drivers/oci8/oci8_driver.php | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/system/database/drivers/oci8/oci8_driver.php b/system/database/drivers/oci8/oci8_driver.php index e78091614..67bb0403b 100644 --- a/system/database/drivers/oci8/oci8_driver.php +++ b/system/database/drivers/oci8/oci8_driver.php @@ -66,6 +66,8 @@ class CI_DB_oci8_driver extends CI_DB { protected $_count_string = 'SELECT COUNT(1) AS '; protected $_random_keyword = ' ASC'; // not currently supported + protected $_reserved_identifiers = array('*', 'rownum'); + // Set "auto commit" by default public $commit_mode = OCI_COMMIT_ON_SUCCESS; @@ -464,11 +466,12 @@ class CI_DB_oci8_driver extends CI_DB { */ protected function _list_tables($prefix_limit = FALSE) { - $sql = 'SELECT TABLE_NAME FROM ALL_TABLES'; + $sql = 'SELECT "TABLE_NAME" FROM "ALL_TABLES"'; if ($prefix_limit !== FALSE && $this->dbprefix !== '') { - return $sql." WHERE TABLE_NAME LIKE '".$this->escape_like_str($this->dbprefix)."%' ".sprintf($this->_like_escape_str, $this->_like_escape_chr); + return $sql.' WHERE "TABLE_NAME" LIKE \''.$this->escape_like_str($this->dbprefix)."%' " + .sprintf($this->_like_escape_str, $this->_like_escape_chr); } return $sql; @@ -486,7 +489,7 @@ class CI_DB_oci8_driver extends CI_DB { */ protected function _list_columns($table = '') { - return 'SELECT COLUMN_NAME FROM all_tab_columns WHERE table_name = \''.$table.'\''; + return 'SELECT "COLUMN_NAME" FROM "all_tab_columns" WHERE "TABLE_NAME" = '.$this->escape($table); } // -------------------------------------------------------------------- @@ -501,7 +504,7 @@ class CI_DB_oci8_driver extends CI_DB { */ protected function _field_data($table) { - return 'SELECT * FROM '.$table.' WHERE rownum = 1'; + return 'SELECT * FROM '.$this->protect_identifiers($table).' WHERE rownum = 1'; } // -------------------------------------------------------------------- @@ -634,7 +637,7 @@ class CI_DB_oci8_driver extends CI_DB { { $this->limit_used = TRUE; return 'SELECT * FROM (SELECT inner_query.*, rownum rnum FROM ('.$sql.') inner_query WHERE rownum < '.($offset + $limit).')' - .($offset !== 0 ? ' WHERE rnum >= '.$offset : ''); + .($offset ? ' WHERE rnum >= '.$offset : ''); } // -------------------------------------------------------------------- |