SQLite3Stmt::getSQL

(PHP 7 >= 7.4.0)

SQLite3Stmt::getSQL — Get the SQL of the statement

Açıklama

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.

Değiştirgeler

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

Dönen Değerler

Returns the SQL of the prepared statement, başarısızlık durumunda FALSE döner.

Hatalar/İstisnalar

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().

Örnekler

Örnek 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));
?>

Yukarıdaki örnek şuna benzer bir çıktı üretir:

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