(No version information available, might only be in Git)

Collection::dropIndexDrop collection index


public mysql_xdevapi\Collection::dropIndex(string $index_name): bool

Drop a collection index.

This operation does not yield an error if the index does not exist, but false is returned in that case.

Bağımsız Değişkenler


Name of collection index to drop.

Dönen Değerler

true if the DROP INDEX operation succeeded, otherwise false.


Örnek 1 mysql_xdevapi\Collection::dropIndex() example

= 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");

'{"fields": [{"field": "$.name", "type": "TEXT(25)", "required": true}], "unique": false}'

// ...

if ($collection->dropIndex('myindex')) {
"An index named 'myindex' was found, and dropped.";

Yukarıdaki örneğin çıktısı:

An index named 'myindex' was found, and dropped.
add a note

User Contributed Notes

There are no user contributed notes for this page.
To Top