SQLite3Stmt::getSQL

(PHP 7 >= 7.4.0)

SQLite3Stmt::getSQL — Get the SQL of the statement

Descrierea

public SQLite3Stmt::getSQL ([ bool $expanded = FALSE ] ) : string

Retrieves the SQL of the prepared statement. If expanded is FALSE, the unmodified SQL is retrieved. If expanded is TRUE, all query parameters are replaced with their bound values, or with an SQL NULL, if not already bound.

Parametri

expanded: Whether to retrieve the expanded SQL. Passing TRUE is only supported as of libsqlite 3.14.

Valorile întoarse

Returns the SQL of the prepared statement, sau FALSE în cazul eșecului.

Erori/Excepții

If expanded is TRUE, but the libsqlite version is less than 3.14, an error of level E_WARNING or an Exception is issued, according to SQLite3::enableExceptions().

Exemple

Example #1 Inspecting the expanded SQL


<?php
$db = new SQLite3(':memory:');
$stmt = $db->prepare("SELECT :a, ?, :c");
$stmt->bindValue(':a', 'foo');
$answer = 42;
$stmt->bindParam(2, $answer);
var_dump($stmt->getSQL(true));
?>

Exemplul de mai sus va afișa ceva similar cu:

string(24) "SELECT 'foo', '42', NULL"