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PHP - Manual: cubrid_lob_export

2024-04-27

cubrid_lob_export

(PECL CUBRID >= 8.3.1)

cubrid_lob_exportExport BLOB/CLOB data to file

说明

cubrid_lob_export(resource $conn_identifier, resource $lob_identifier, string $path_name): bool

cubrid_lob_export() is used to get BLOB/CLOB data from CUBRID database, and saves its contents to a file. To use this function, you must use cubrid_lob_get() first to get BLOB/CLOB info from CUBRID.

参数

conn_identifier

Connection identifier.

lob_identifier

LOB identifier.

path_name

Path name of the file.

返回值

成功时返回 true, 或者在失败时返回 false

范例

示例 #1 cubrid_lob_export() example

<?php
$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')");

$lobs cubrid_lob_get($conn"SELECT doc_content FROM doc WHERE id=5");
echo 
"Doc size: ".cubrid_lob_size($lobs[0])." bytes";
cubrid_lob_export($conn$lobs[0], "doc_5.txt");
cubrid_lob_close($lobs);
cubrid_disconnect($conn);
?>

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官方地址:https://www.php.net/manual/en/function.cubrid-lob-export.php

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