Table::existsInDatabase
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Table::existsInDatabase — Check if table exists in database
Opis
public mysql_xdevapi\Table::existsInDatabase
( void
) : bool
Verifies if this table exists in the database.
Parametry
Ta funkcja nie posiada parametrów.
Zwracane wartości
Returns TRUE if table exists in the database, else FALSE if it does not.
Przykłady
Przykład #1 mysql_xdevapi\Table::existsInDatabase() 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', 33)")->execute();
$schema = $session->getSchema("addressbook");
$table = $schema->getTable("names");
if ($table->existsInDatabase()) {
echo "Yes, this table still exists in the session's schema.";
}
?>
Powyższy przykład wyświetli coś podobnego do:
Yes, this table still exists in the session's schema.
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