达梦数据库SQL指南-<artentek>电子书

　　　　

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达梦数据库SQL指南

作者：吴照林

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mobi/epub/pdf/awz3

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内容简介:

本书以达梦数据库管理系统DM7.1为蓝本，系统介绍了DM SQL的功能、语法、应用及DM SQL程序设计方法。全书包括9章，主要内容包括DM SQL函数、DM SQL数据定义、数据查询、数据操作和事务处理、数据控制等SQL语句的语法及应用，以及存储过程、存储函数、触发器、包、嵌入式SQL等数据库程序设计方法。附光盘1张，内含达梦数据库管理系统7.1标准版及例题源码。本书内容实用、操作性强，语言通俗、格式规范，可作为相关专业的教材，也可作为工程技术人员的参考书。

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CONNECT:[ UseTime:0.000519s ] mysql:host=127.0.0.1;port=3306;dbname=biebai.com_www;charset=utf8
SHOW FULL COLUMNS FROM `ls_goods_category` [ RunTime:0.000664s ]
SELECT `id`,`name`,`pid`,`image`,`level`,`is_show`,`is_recommend` FROM `ls_goods_category` WHERE `is_show` = 1 AND `del` = 0 AND `level` = 1 ORDER BY `id` ASC,`sort` DESC [ RunTime:0.000399s ]
SELECT `id`,`name`,`pid`,`image`,`level`,`is_show`,`is_recommend` FROM `ls_goods_category` WHERE `is_show` = 1 AND `del` = 0 AND `level` = 2 ORDER BY `id` ASC,`sort` DESC [ RunTime:0.000633s ]
SELECT `id`,`name`,`pid`,`image`,`level`,`is_show`,`is_recommend` FROM `ls_goods_category` WHERE `is_show` = 1 AND `del` = 0 AND `level` = 3 ORDER BY `sort` DESC [ RunTime:0.000891s ]
SHOW FULL COLUMNS FROM `ls_nav` [ RunTime:0.004092s ]
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SHOW FULL COLUMNS FROM `ls_friendly_link` [ RunTime:0.010160s ]
SELECT * FROM `ls_friendly_link` WHERE `is_show` = 1 AND `del` = 0 ORDER BY `id` DESC,`sort` DESC [ RunTime:0.008006s ]
SHOW FULL COLUMNS FROM `ls_goods` [ RunTime:0.015303s ]
SELECT * FROM `ls_goods` WHERE `id` = 138612 AND `status` = 1 LIMIT 1 [ RunTime:0.000868s ]
UPDATE `ls_goods` SET `click_count` = 125 , `update_time` = 1793455040 WHERE `id` = 138612 [ RunTime:0.000845s ]
SELECT `name`,`first_category_id`,`second_category_id` FROM `ls_goods` WHERE `id` = 138612 LIMIT 1 [ RunTime:0.000433s ]
SELECT `id`,`name` FROM `ls_goods_category` WHERE `id` = 35 LIMIT 1 [ RunTime:0.001369s ]
SELECT `id`,`name`,`pid`,`image`,`level`,`is_show`,`is_recommend` FROM `ls_goods_category` WHERE `is_show` = 1 AND `del` = 0 AND `level` = 1 ORDER BY `id` ASC,`sort` DESC [ RunTime:0.003802s ]
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SELECT `id`,`name`,`pid`,`image`,`level`,`is_show`,`is_recommend` FROM `ls_goods_category` WHERE `is_show` = 1 AND `del` = 0 AND `level` = 3 ORDER BY `sort` DESC [ RunTime:0.003735s ]
SELECT `id`,`name`,`pid`,`image`,`level`,`link`,`module`,`is_show`,`is_recommend` FROM `ls_nav` WHERE `is_show` = 1 AND `del` = 0 AND `level` = 1 ORDER BY `id` ASC,`sort` DESC [ RunTime:0.008040s ]
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SELECT * FROM `ls_friendly_link` WHERE `is_show` = 1 AND `del` = 0 ORDER BY `id` DESC,`sort` DESC [ RunTime:0.012789s ]
SELECT `id`,`name` FROM `ls_goods_category` WHERE `id` = 3 LIMIT 1 [ RunTime:0.008674s ]
SELECT `id`,`name` FROM `ls_goods_category` WHERE `id` = 35 LIMIT 1 [ RunTime:0.008127s ]
SELECT * FROM `ls_goods` WHERE `del` = 0 AND `status` = 1 AND `create_time` <= 1793454980 ORDER BY `create_time` DESC LIMIT 5 [ RunTime:1.078308s ]

1.469227s

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