advanced pl sql tutorial

the ID of the insert row is, so that we can do other things with the ID of the inserted row, such as the display on the page and so on. Of course there are many ways to implement, such as using the C # out modifier to decorate the parameters, I prefer to use the SQL Server database native OUTPUT keyword. The OUTPUT keyword returns a field of the insert operation (typically the primary key ID). So we can easily get the primary key of the inserted row

sub-table realization idea-1105th: Horizontal sub-table realization idea-1Section 106th: Horizontal sub-table code implementation-1Section 107th: Horizontal sub-table code implementation-2Section 108th: MySQL Fabric-1Section 109th: MySQL Fabric-2Section 110th: MySQL master-slave replicationSection 111th: Galera mysql cluster-1Section 112th: Galera mysql cluster-2Section 113th: Ha and load balancing for MySQLSection 114th: SQL Optimization methodSecti

Mago linux basic O M + intermediate + advanced video tutorial full set of video downloads (nearly 50G), linux50g Mago linux O M beginner + intermediate + advanced video tutorial full set of video downloads (nearly 50 GB)Directory details:18_02_ssl protocol, openssl and creation of private CA18_03_OpenSSH service and

Java advanced software architect practical video tutorial Spring + Mybatis + SpringMVC + Ehcache + Memcached + Redis + Nginx + Varnish + ActiveMQ + Keepalived + MySQL + MongoDB, keepalived Java high-level software architect Stage 1 video tutorial Thunder downloads Baidu cloud Section 001st: overall course overviewSection 002nd: module-based and project-based Mana

Service series32_03_mysql series of three MySQL database base and compile installation34_04_mysql Series 12--mysql Log ManagementPostifx Common configuration of 25_03_ Mail Service series27_03_nfs Servicecommon expansion modules of the 28_03_iptables series24_04_ Compile and install lamp configuration httpd in fastcgi way with PHP integration35_04_mysql Series 16-database backup with Xtrabackup27_01_ftp Service2014 Brother Linux Ops beginner + Intermediate +

TableMyBookAddBookothernvarchar( +);Alter TableMyBookAlter columnBookothernvarchar( -);Alter TableMyBookDrop columnBookother;--set the Auto-increment primary key field, the identity is the key to set the primary key, the first 1 means starting from 1, the second 1 means that each record is incremented by 1Create Tablemytable4 (MyIdint Identity(1,1)Primary Key, MyNamenvarchar( -))Null represents unknown data, in SQL we cannot use "=" to determine whet

Navicat for SQL Server can create, edit, and delete all database objects, and is a comprehensive graphical way to manage the database. But a lot of users of their friends do not know enough, we will give you some tutorials to explain. This tutorial will explain Navicat for SQL Server Advanced Properties (state).Navicat

valuescreate index index_name ON table_name (column_name);Syntax: Create a unique index in a table that does not allow duplicate values (create Unique Table): A unique index means that two rows cannot have the same index value.create UNIQUE index index_name ON table_name (column_name); Example: Create an index named Web_index in the Name column in the websites table.create index web_index ON websites (name);12.drop can delete tables, indexes, and databasesThe DROP INDEX statement is used t

What is a storage routine? A storage routine is a set of SQL statements that is stored in a database tutorial server, by invoking a specified name in the query to Line these SQL statement commands.Why use stored procedures?We all know that there are two kinds of applications, one is web-based, the other is desktop-based, and they both interact with the database

"G", "F", or "s":SELECT * from Websites WHERE name REGEXP ' ^[gfs] ';The following SQL statement selects a Web site whose name begins with a to H letter:SELECT * from Websites WHERE name REGEXP ' ^[a-h] ';The following SQL statement selects a Web site whose name does not start with a to H letter:SELECT * from Websites WHERE name REGEXP ' ^[^a-h] ';3, inThe in operator allows you to specify multiple val

SQL advanced query Operator union except right and outer joinsA:union operatorThe Union operator derives a result table by combining the other two result tables (such as Table1 and table2) and eliminating any duplicate rows in the table. When all is used with union (that is, union ALL), duplicate rows are not eliminated. In both cases, each row of the derived table is either from table1 or from table2.

database through the ODBC driver {Microsoft access Driver (*.mdb)} in Access, and the DBP parameter is used to specify the database file that you want to open. Because it must be the full path name, we used the Server.MapPath function on the previous statement.Name = Left (name, 40)Tel = Left (tel,10)email = left (email, 80)Subject = Left (Subject, 127)Truncate the length of the data entered into each field to avoid errors caused by the extra length of data entered into a field, but if we set t

An advanced tutorial on MySQL left join table JOIN, Left join primary table The primary table here refers to the table in which MySQL queries in the connection query. For example, in the left join query, the LEFT table is generally the primary table, but this is just an experience. In many cases, the experience is unreliable. To illustrate the problem, let's give an example first, create two tables for Demo

This section describes some advanced usage of caching in PHP Yii Framework, namely phpyii framework caching. Introduction to some advanced usage of cache in PHP Yii Framework, phpyii framework cache page cache refers to cache the entire page content on the server side. Then, when the same page is introduced to some advanced usage of caching in the PHP Yii Framewo

Introduction to some advanced usage of caching in PHP's YII framework, PHPYII framework Cache Page CachingPage caching refers to caching the contents of the entire page on the server side. Then, when the same page is requested, the content is removed from the cache instead of regenerated. Page caching is supported by the Yii\filters\pagecache class, which is a filter. It can be used in the Controller class like this: Public Function behaviors () {ret

A friend who is not very clear about the basics of MyBatis can refer to this article: MyBatis Introductory Learning Tutorial (i)-mybatis QuickStart. Know MyBatis MyBatis is an open source project for Apache Ibatis, the project was migrated from Apache Software Foundation to Google code in 2010 and renamed MyBatis. November 2013 migrated to GitHub.The word ibatis is derived from the combination of "Internet" and "Abatis", a Java-based persistence lay

Csdn.net will release an advanced tutorial on Microsoft's new Web development tool WebMatrix in the near future. This will help developers understand the most powerful Web development tool in Microsoft's history. After installing and using Microsoft's new development tool WebMatrix last released and teaching you how to use WebMatrix to create the first web page. We will continue to introduce you to the next

"]; moviegenre=request["Formgenre"]; movieyear=request["Formyear"]; var Sqlinsert = "INSERT into Favorites (Name, Genre, Releaseyear) VALUES (@0, @1, @2)"; var db = Database.open ("Movies"); Db. Execute (Sqlinsert, Moviename, Moviegenre, movieyear); } } We created the string Sqlinsert,razor engine to allow the format statement to assign values to the parameters, @0, @1, @2 represent Moviename, moviegenre, Movieyear, respectively, the three

("Movies"); var Movie = db. Querysingle (sqlselect,id); var moviename=movie.name; if (IsPost) { var sqldelete = "DELETE from Favorites WHERE id=@0"; Db. Execute (sqldelete,id); Response.Redirect ("datamovies.cshtml"); } } Delete a page from a movie list call Now that we have a valid delete page, we connect it to the movie list page so that the user can delete the item from the list and request that it be deleted. On the Movie list page, si

front, you see that your site uses a layout that includes HTML Replace datamovies.cshtml content with static content The static list has only 4 items, and if we want 5 items, we need to add one. When the data in the database is pushed to the page, the page does not know how many records are in the database, then it generates N Let's first tell the page about the database, at the top of datamovies.cshtml, add the following code: @{ var db= database.open ("Movies"); var SQLQ = "