(PECL CUBRID >= 8.4.1)
cubrid_lob2_export — Export the lob object to a file
$lob_identifier, string $file_name): boolThe 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.
lob_identifierLob identifier as a result of cubrid_lob2_new() or get from the result set.
filenameFile name you want to store BLOB/CLOB data. It also supports the path of the file.
成功时返回 true， 或者在失败时返回 false。
示例 #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);
?>