Collection::count

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Collection::countGet document count

Description

public mysql_xdevapi\Collection::count(): int

This functionality is similar to a SELECT COUNT(*) SQL operation against the MySQL server for the current schema and collection. In other words, it counts the number of documents in the collection.

Parameters

This function has no parameters.

Return Values

The number of documents in the collection.

Examples

Example #1 mysql_xdevapi\Collection::count() example

<?php
$session
= mysql_xdevapi\getSession("mysqlx://user:password@localhost");
$session->sql("DROP DATABASE IF EXISTS addressbook")->execute();
$session->sql("CREATE DATABASE addressbook")->execute();

$schema = $session->getSchema("addressbook");
$create = $schema->createCollection("people");

$collection = $schema->getCollection("people");

$result = $collection
->add(
'{"name": "Bernie",
"jobs": [
{"title":"Cat Herder","Salary":42000},
{"title":"Father","Salary":0}
],
"hobbies": ["Sports","Making cupcakes"]}'
,
'{"name": "Jane",
"jobs": [
{"title":"Scientist","Salary":18000},
{"title":"Mother","Salary":0}
],
"hobbies": ["Walking","Making pies"]}'
)
->
execute();

var_dump($collection->count());
?>

The above example will output:

int(2)
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