diff options
Diffstat (limited to 'system/database/drivers/oci8')
| -rw-r--r-- | system/database/drivers/oci8/oci8_driver.php | 70 |
1 files changed, 63 insertions, 7 deletions
diff --git a/system/database/drivers/oci8/oci8_driver.php b/system/database/drivers/oci8/oci8_driver.php index 62f919145..706211a01 100644 --- a/system/database/drivers/oci8/oci8_driver.php +++ b/system/database/drivers/oci8/oci8_driver.php @@ -552,22 +552,78 @@ class CI_DB_oci8_driver extends CI_DB { */ protected function _list_columns($table = '') { - return 'SELECT "COLUMN_NAME" FROM "all_tab_columns" WHERE "TABLE_NAME" = '.$this->escape($table); + if (strpos($table, '.') !== FALSE) + { + sscanf($table, '%[^.].%s', $owner, $table); + } + else + { + $owner = $this->username; + } + + return 'SELECT COLUMN_NAME FROM ALL_TAB_COLUMNS + WHERE UPPER(OWNER) = '.$this->escape(strtoupper($owner)).' + AND UPPER(TABLE_NAME) = '.$this->escape(strtoupper($table)); } // -------------------------------------------------------------------- /** - * Field data query - * - * Generates a platform-specific query so that the column data can be retrieved + * Returns an object with field data * * @param string $table - * @return string + * @return array */ - protected function _field_data($table) + public function field_data($table = '') { - return 'SELECT * FROM '.$this->protect_identifiers($table).' WHERE rownum = 1'; + if ($table === '') + { + return ($this->db_debug) ? $this->display_error('db_field_param_missing') : FALSE; + } + elseif (strpos($table, '.') !== FALSE) + { + sscanf($table, '%[^.].%s', $owner, $table); + } + else + { + $owner = $this->username; + } + + $sql = 'SELECT COLUMN_NAME, DATA_TYPE, CHAR_LENGTH, DATA_PRECISION, DATA_LENGTH, DATA_DEFAULT, NULLABLE + FROM ALL_TAB_COLUMNS + WHERE UPPER(OWNER) = '.$this->escape(strtoupper($owner)).' + AND UPPER(TABLE_NAME) = '.$this->escape(strtoupper($table)); + + if (($query = $this->query($sql)) === FALSE) + { + return FALSE; + } + $query = $query->result_object(); + + $retval = array(); + for ($i = 0, $c = count($query); $i < $c; $i++) + { + $retval[$i] = new stdClass(); + $retval[$i]->name = $query[$i]->COLUMN_NAME; + $retval[$i]->type = $query[$i]->DATA_TYPE; + + $length = ($query[$i]->CHAR_LENGTH > 0) + ? $query[$i]->CHAR_LENGTH : $query[$i]->DATA_PRECISION; + if ($length === NULL) + { + $length = $query[$i]->DATA_LENGTH; + } + $retval[$i]->max_length = $length; + + $default = $query[$i]->DATA_DEFAULT; + if ($default === NULL && $query[$i]->NULLABLE === 'N') + { + $default = ''; + } + $retval[$i]->default = $query[$i]->COLUMN_DEFAULT; + } + + return $retval; } // -------------------------------------------------------------------- |