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Table::existsInDatabaseCheck if table exists in database


public mysql_xdevapi\Table::existsInDatabase(): bool

Verifies if this table exists in the database.

Bağımsız Değişkenler

Bu işlevin bağımsız değişkeni yoktur.

Dönen Değerler

Returns true if table exists in the database, else false if it does not.


Örnek 1 mysql_xdevapi\Table::existsInDatabase() example

= 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', 33)")->execute();

$schema = $session->getSchema("addressbook");
$table = $schema->getTable("names");

if (
$table->existsInDatabase()) {
"Yes, this table still exists in the session's schema.";

Yukarıdaki örnek şuna benzer bir çıktı üretir:

Yes, this table still exists in the session's schema.
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