I would like to explain the stored procedure in the following aspects. Some knowledge points may not be worth your attention, or I may not know some knowledge points. Thank you for your advice. If you have any questions, please feel free to advise!
I installed the system yesterday and made it a big deal. Now I want to write the summary to my chin.
PS: attachCodeThe indentation is out of order.
The SQL files exported using the SQL Server Enterprise Manager cannot be directly used in
For the following stored procedures, the table structure is as follows:
-- ------------------------------ Table structure for person-- ----------------------------DROP TABLE IF EXISTS `person`;CREATE TABLE `person` ( `id` int(11) NOT NULL
I collected two articles from the Internet on the analysis and summary of database paging performance. The paging method is similar.
Article 1: blog reposted from comaple
This experiment is to explore the performance of paging. Of course,
This article describes how to call a stored procedure to perform crud operations on data in the SQL Server database. The database used in this article is still the first article in this series, "using model-first ".The web page used is created in
I. How does Java call stored procedures:
A: Without Output Parameters
--------------- ---------------------------------------- Without Output Parameters ----------------------------------
Create procedure getsum
@ N Int = 0
As
Declare @ sum int
MySQL Stored Procedure learning summary, MySQL CREATE procedure, MySQL-related stored procedure function usage!
MySQL 5.0 Stored Procedure learning Summary
Create, delete, and call MySQL stored procedures and other common commands
MySQL 5.0 Stored
ArticleThe main content is: how to control the entire transaction when an error occurs in the stored procedure, to ensure data integrity, and to match your expectations. (Because I have not used DB2 for a long time, please give me some advice on
If exists (select * From DBO. sysobjects where id = object_id (n' [DBO]. [checkandratify_stat] ') and objectproperty (ID, n' isprocedure') = 1)Drop procedure [DBO]. [checkandratify_stat]Go
Set quoted_identifier onGoSet ansi_nulls onGo
Create
Source: workshop?
It is to tell the MySQL interpreter whether the command has ended and whether MySQL can be executed.By default, Delimiter is a semicolon;. In the command line client, if a command line ends with a semicolon,After you press enter,
After MYSQL exports an SQL statement:
DELIMITER $
Drop trigger if exists 'updateegopriceondelete' $
CREATE
TRIGGER 'updateegopriceondelete' after delete on 'mermerinfo'
FOR EACH ROW BEGIN
Delete from egoprice WHERE customerId = OLD. customerId;
END $
MySQL is "the most popular open database in the world", at least for MySQL Web sites. However, no matter how popular MySQL is, many companies are resistant to MySQL usage. This phenomenon comes from several reasons, some of which mistakenly think
◆ Standard component programming is allowed for Stored Procedures
◆ Fast execution of Stored Procedures
◆ Stored procedures can reduce network traffic
◆ Stored procedures can be fully utilized as a security mechanismThe author of this article will
Problem Sample: When an insert fails, I want to record it in a log file.
"Here we need to create a primary key table, and a foreign key table, we are using InnoDB, so the foreign Key Association check is open when I insert into the foreign key
In SQL Server database operations, we often use stored procedures to implement the query data paging to facilitate the browsing of the viewer. In this article, we summarize the methods of five SQL Server paging stored procedures and compare their
1. Why not use the default paging feature of the GridView
First of all, let's talk about why the GridView control does not really know how to get a new page without the default paging functionality of the GridView, it simply requests the bound data
After MySQL exports one sql:
DELIMITER $$
DROP TRIGGER IF EXISTS ' Updateegopriceondelete ' $$
CREATE
TRIGGER ' Updateegopriceondelete ' after the DELETE on ' CustomerInfo '
For each ROW BEGIN
DELETE from Egoprice WHERE
When an external program accesses a database (for example, PHP), you organize a lot of SQL statements.
In particular, the complexity of business logic, a lot of SQL and conditions mixed in the PHP code, makes people shudder. Now that you have a
In this lecture, we will mainly describe how to use parameters and stored procedures.
Use Command object and parameter object to pass parameters
The main use of the Microsoft SQL Server7.0 database, the first to establish a connection file
The following article is mainly to describe what is the role of delimiter in MySQL database? We generally think that this command is not related to stored procedures, is this the case? The following articles will give you the relevant knowledge,
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