diff options
Diffstat (limited to 'system/database/drivers/postgre/postgre_utility.php')
-rw-r--r-- | system/database/drivers/postgre/postgre_utility.php | 58 |
1 files changed, 54 insertions, 4 deletions
diff --git a/system/database/drivers/postgre/postgre_utility.php b/system/database/drivers/postgre/postgre_utility.php index 760be81a0..cfc475f6b 100644 --- a/system/database/drivers/postgre/postgre_utility.php +++ b/system/database/drivers/postgre/postgre_utility.php @@ -22,20 +22,70 @@ * @author Rick Ellis * @link http://www.codeigniter.com/user_guide/database/ */ -class CI_DB_postgre_utility { +class CI_DB_postgre_utility extends CI_DB_utility { + /** - * Some function + * Version number query string * * @access public - * @return integer + * @return string */ - function something() + function _version() { + return "SELECT version() AS ver"; + } + + // -------------------------------------------------------------------- + + /** + * Show table query + * + * Generates a platform-specific query string so that the table names can be fetched + * + * @access public + * @return string + */ + function _show_tables() + { + return "SELECT table_name FROM information_schema.tables WHERE table_schema = 'public'"; } // -------------------------------------------------------------------- + /** + * Show columnn query + * + * Generates a platform-specific query string so that the column names can be fetched + * + * @access public + * @param string the table name + * @return string + */ + function _show_columns($table = '') + { + return "SELECT column_name FROM information_schema.columns WHERE table_name ='".$this->db->_escape_table($table)."'"; + } + + // -------------------------------------------------------------------- + + /** + * Field data query + * + * Generates a platform-specific query so that the column data can be retrieved + * + * @access public + * @param string the table name + * @return object + */ + function _field_data($table) + { + $sql = "SELECT * FROM ".$this->db->_escape_table($table)." LIMIT 1"; + $query = $this->db->query($sql); + return $query->field_data(); + } + + } ?>
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