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() was called
with no arguments. If by chance no connection is found or established, an
E_WARNING level warning is generated.
Returns information about the statement on success, or
failure. See the example below for which statements provide information,
and what the returned value may look like. Statements that are not listed
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
String format: Records: 60 Duplicates: 0 Warnings: 0
String format: Rows matched: 65 Changed: 65 Warnings: 0
mysql_info() returns a non-
FALSE value for the
INSERT ... VALUES statement only if multiple value lists are
specified in the statement.