odbc_statistics
(PHP 4, PHP 5)
odbc_statistics — Retrieve statistics about a table
Описание
resource odbc_statistics
( resource
$connection_id
, string $qualifier
, string $owner
, string $table_name
, int $unique
, int $accuracy
)Get statistics about a table and its indexes.
Список параметров
-
connection_id -
Идентификатор соединения ODBC, за подробностями обращайтесь к odbc_connect().
-
qualifier -
The qualifier.
-
owner -
The owner.
-
table_name -
The table name.
-
unique -
The unique attribute.
-
accuracy -
The accuracy.
Возвращаемые значения
Returns an ODBC result identifier или FALSE в случае возникновения ошибки.
The result set has the following columns:
- TABLE_QUALIFIER
- TABLE_OWNER
- TABLE_NAME
- NON_UNIQUE
- INDEX_QUALIFIER
- INDEX_NAME
- TYPE
- SEQ_IN_INDEX
- COLUMN_NAME
- COLLATION
- CARDINALITY
- PAGES
- FILTER_CONDITION
The result set is ordered by NON_UNIQUE, TYPE, INDEX_QUALIFIER, INDEX_NAME and SEQ_IN_INDEX.