10bet网址
MySQL PHP API
Download this Manual

5.5.1BaseResult::getWarnings

Copyright 1997-2021 the PHP Documentation Group.

  • BaseResult::getWarnings

    Fetch warnings from last operation

描述

abstractpublicarraymysql_xdevapi\BaseResult::getWarnings();

Fetches warnings generated by MySQL server's last operation.

Parameters

This function has no parameters.

Return Values

An array of Warning objects from the last operation. Each object defines an error 'message', error 'level', and error 'code'. An empty array is returned if no errors are present.

Examples

Example 5.8mysql_xdevapi\RowResult::getWarningsexample

sql("CREATE DATABASE foo")->execute(); $session->sql("CREATE TABLE foo.test_table(x int)")->execute(); $schema = $session->getSchema("foo"); $table = $schema->getTable("test_table"); $table->insert(['x'])->values([1])->values([2])->execute(); $res = $table->select(['x/0 as bad_x'])->execute(); $warnings = $res->getWarnings(); print_r($warnings); ?>

The above example will output something similar to:

Array ( [0] => mysql_xdevapi\Warning Object ( [message] => Division by 0 [level] => 2 [code] => 1365 ) [1] => mysql_xdevapi\Warning Object ( [message] => Division by 0 [level] => 2 [code] => 1365 ) )