BaseResult::getWarningsCount

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BaseResult::getWarningsCountFetch warning count from last operation

说明

abstract public mysql_xdevapi\BaseResult::getWarningsCount(): int

Returns the number of warnings raised by the last operation. Specifically, these warnings are raised by the MySQL server.

参数

此函数没有参数。

返回值

The number of warnings from the last operation.

示例

示例 #1 mysql_xdevapi\RowResult::getWarningsCount() example

<?php
$session
= mysql_xdevapi\getSession("mysqlx://user:password@localhost");

$session->sql("DROP DATABASE IF EXISTS foo")->execute();
$session->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();

echo
$res->getWarningsCount();
?>

以上示例的输出类似于:

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