cubrid_lob2_export

(PECL CUBRID >= 8.4.1)

cubrid_lob2_exportExport the lob object to a file

Опис

cubrid_lob2_export(resource $lob_identifier, string $file_name): bool

The cubrid_lob2_export() function is used to save the contents of BLOB/CLOB data to a file. To use this function, you must use cubrid_lob2_new() or fetch a lob object from CUBRID database first. If the file already exists, the operation will fail. This function will not influence the cursor position of the lob object. It operates the entire lob object.

Параметри

lob_identifier

Lob identifier as a result of cubrid_lob2_new() or get from the result set.

filename

File name you want to store BLOB/CLOB data. It also supports the path of the file.

Значення, що повертаються

Повертає true у разі успіху або false в разі помилки.

Приклади

Приклад #1 cubrid_lob2_export() example

<?php
// Table: test_lob (id INT, contents CLOB)

$conn = cubrid_connect("localhost", 33000, "demodb", "dba", "");

cubrid_execute($conn,"DROP TABLE if exists doc");
cubrid_execute($conn,"CREATE TABLE doc (id INT, doc_content CLOB)");
cubrid_execute($conn,"INSERT INTO doc VALUES (5,'hello,cubrid')");

$req = cubrid_prepare($conn, "select * from doc");

cubrid_execute($req);

cubrid_move_cursor($req, 1, CUBRID_CURSOR_FIRST);

$row = cubrid_fetch($req, CUBRID_NUM | CUBRID_LOB);

cubrid_lob2_export($row[1], "doc_3.txt");

cubrid_lob2_close($row[1]);
cubrid_disconnect($conn);
?>

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