cubrid_lob_get

(PECL CUBRID >= 8.3.1)

cubrid_lob_get — Get BLOB/CLOB data

说明

cubrid_lob_get(resource $conn_identifier, string $sql): array

cubrid_lob_get() is used to get BLOB/CLOB meta info from CUBRID database, CUBRID gets BLOB/CLOB by executing the SQL statement, and returns all LOBs as a resource array. Be sure that the SQL retrieves only one column and its data type is BLOB or CLOB.

Remember to use cubrid_lob_close() to release the LOBs if you don't need it any more.

参数

conn_identifier: Connection identifier.
sql: SQL statement to be executed.

返回值

Return an array of LOB resources, when process is successful, 或者在失败时返回 false.

范例

示例 #1 cubrid_lob_get() 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);
?>

参见

cubrid_lob_close() - Close BLOB/CLOB data
cubrid_lob_size() - Get BLOB/CLOB data size
cubrid_lob_export() - Export BLOB/CLOB data to file
cubrid_lob_send() - Read BLOB/CLOB data and send straight to browser

add a note

User Contributed Notes

There are no user contributed notes for this page.

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

有任何技术问题请点击这里网站运营推广招聘

IT PHP 编程语言 Linux 开发编程科技 Elasticsearch HTML/CSS/XML 网络数据库 JAVA 面试 NoSQL C/C++ Golang Git 算法操作系统正则表达式 Redis 互联网 MySql JavaScript 运维软件国际架构设计 Mac OS TCP/IP Excel Vim Windows Socket Oracle VR MongoDB Python 运营 MemCache 商业硬件电子娱乐设计 nginx 摄影游戏 WordPress HTTP 团建数码电器

php7 安装fileinfo扩展 preg_split — 通过一个正则表达式分隔字符串 php位值,解决 PHP 中 usort 在值相同时改变原始位置的问题 [PHP] inet_pton/inet_ntop IP地址转换函数 PHP 8.1 [鸟哥]PHP_INT_MIN 和 -9223372036854775808 adodb手册 ADORecordSet对象 opcache预加载 Composer的Packagist资源 array_multisort() 多字段排序 PHPMailer设置utf8 PHPMailer字符集CharSet mysql面试题 PHP json解析（json_decode）页面工具 php中几种注释规范纯php实现DES以及TripleDES加密算法 php 修改图片大小两千行PHP学习笔记支持php7的性能采集扩展 [原创]诡异的php-fpm超时问题

略微加速

PHP官方手册 - 互联网笔记

cubrid_lob_get

说明

参数

返回值

范例

参见

User Contributed Notes