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    Table::count

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    Table::count — Get row count

    说明

    public mysql_xdevapi\Table::count(): int

    Fetch the number of rows in the table.

    参数

    此函数没有参数。

    返回值

    The total number of rows in the table.

    示例

    示例 #1 mysql_xdevapi\Table::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();
    $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");

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

    以上示例会输出：

    int(2)
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