TableUpdate::limit
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TableUpdate::limit — Limit update row count
说明
public
mysql_xdevapi\TableUpdate::limit (
integer
$rows ) :
mysql_xdevapi\TableUpdate
Set the maximum number of records or documents update.
参数
-
rows -
The maximum number of records or documents to update.
返回值
A TableUpdate object.
范例
Example #1 mysql_xdevapi\TableUpdate::limit() example
<?php
$session = mysql_xdevapi\getSession("mysqlx://user:password@localhost");
$schema = $session->getSchema("addressbook");
$table = $schema->getTable("names");
$res = $table->update()
->set('level', 3)
->where('age > 15 and age < 22')
->limit(4)
->orderby(['age asc','name desc'])
->execute();
?>
