mysql_info
(PHP 4 >= 4.3.0, PHP 5)
mysql_info — Get information about the most recent query
This extension was deprecated in PHP 5.5.0, and it was removed in PHP 7.0.0. Instead, the MySQLi or PDO_MySQL extension should be used. See also MySQL: choosing an API guide. Alternatives to this function include:
Description
$link_identifier = NULL): stringReturns detailed information about the last query.
Parameters
-
link_identifier -
The MySQL connection. If the link identifier is not specified, the last link opened by mysql_connect() is assumed. If no such link is found, it will try to create one as if mysql_connect() had been called with no arguments. If no connection is found or established, an
E_WARNINGlevel error is generated.
Return Values
Returns information about the statement on success, or false on
failure. See the example below for which statements provide information,
and what the returned value may look like. Statements that are not listed
will return false.
Examples
Example #1 Relevant MySQL Statements
Statements that return string values. The numbers are only for illustrating purpose; their values will correspond to the query.
INSERT INTO ... SELECT ... String format: Records: 23 Duplicates: 0 Warnings: 0 INSERT INTO ... VALUES (...),(...),(...)... String format: Records: 37 Duplicates: 0 Warnings: 0 LOAD DATA INFILE ... String format: Records: 42 Deleted: 0 Skipped: 0 Warnings: 0 ALTER TABLE String format: Records: 60 Duplicates: 0 Warnings: 0 UPDATE String format: Rows matched: 65 Changed: 65 Warnings: 0
Notes
Note:
mysql_info() returns a non-
falsevalue for the INSERT ... VALUES statement only if multiple value lists are specified in the statement.
See Also
- mysql_affected_rows() - Get number of affected rows in previous MySQL operation
- mysql_insert_id() - Get the ID generated in the last query
- mysql_stat() - Get current system status
