cubrid_lob2_export

Export the lob object to a file

説明

bool cubrid_lob2_export(resource $lob_identifier, string $file_name)

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.

パラメータ

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.

戻り値

成功した場合に true を、失敗した場合に false を返します。

例

例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);
?>

参考

cubrid_lob2_new
cubrid_lob2_close
cubrid_lob2_import
cubrid_lob2_bind