TableSelect::groupBy

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TableSelect::groupBySet select grouping criteria

Description

public mysql_xdevapi\TableSelect::groupBy(mixed $sort_expr): mysql_xdevapi\TableSelect

Sets a grouping criteria for the result set.

Parameters

sort_expr

The grouping criteria.

Return Values

A TableSelect object.

Examples

Example #1 mysql_xdevapi\TableSelect::groupBy() example

<?php$session = mysql_xdevapi\getSession("mysqlx://user:password@localhost");$session->sql("DROP DATABASE IF EXISTS addressbook")->execute();$session->sql("CREATE DATABASE addressbook")->execute();$session->sql("CREATE TABLE addressbook.names(name text, age int)")->execute();$session->sql("INSERT INTO addressbook.names values ('John', 42), ('Sam', 42)")->execute();$session->sql("INSERT INTO addressbook.names values ('Suki', 31)")->execute();$schema = $session->getSchema("addressbook");$table  = $schema->getTable("names");$result = $table->select('count(*) as count', 'age')  ->groupBy('age')->orderBy('age asc')  ->execute();$row = $result->fetchAll();print_r($row);?>

The above example will output something similar to:

Array
(
    [0] => Array
        (
            [count] => 1
            [age] => 31
        )
    [1] => Array
        (
            [count] => 2
            [age] => 42
        )
)