SQLite3::openBlob

(PHP 5 >= 5.3.0, PHP 7)

SQLite3::openBlob — Opens a stream resource to read a BLOB

Descrierea

public resource SQLite3::open ( string $table , string $column , int $rowid [, string $dbname = "main" ] )

Opens a stream resource to read a BLOB, which would be selected by:

SELECT column FROM dbname.table WHERE rowid = rowid

Parametri

table: The table name.
column: The column name.
rowid: The row ID.
dbname: The symbolic name of the DB

Valorile întoarse

Returns a stream resource, sau FALSE în cazul eșecului.

Exemple

Example #1 SQLite3::openBlob() example


<?php
$conn = new SQLite3(':memory:');
$conn->exec('CREATE TABLE test (text text)');
$conn->exec("INSERT INTO test VALUES ('Lorem ipsum')");
$stream = $conn->openBlob('test', 'text', 1);
echo stream_get_contents($stream);
fclose($stream); // mandatory, otherwise the next line would fail
$conn->close();
?>

Exemplul de mai sus va afișa:

Lorem ipsum