mysql create table primary key autoincrement

Access to Create a Table SQL statement Create Table to set AUTOINCREMENT for Automatically increasing columns, SQL statement createtable Access Table creation SQL statement Create Table setting AUTOINCREMENT for Automatically increasing Columns SQL

Description: Mycat self-growing primary key and returns the implementation of the generated primary key ID1) MySQL itself on the non-self-growing primary key, using last_insert_id () will not return the result, will only return 0; here's a simple

First, global serial numberThe global serial number is a new feature provided by Mycat, where the primary key of a table is globally unique, and the default MySQL self-growing primary key does not meet this requirement in order to implement the

21st chapter-Creating and manipulating tablesThis chapter teaches you the basics of creating, changing, and deleting tables.21.1 Creating a TableMySQL is not only used for table data manipulation, but it can also be used to perform all operations on

DirectoryPrinciple 1Master-Slave Synchronization configuration 2Master server Synchronization User Authorization 2Configuring MY.CNF files for MySQL master server 3Standby configuration: 4Common commands: 5Dual master Configuration my.cnf

This article transferred from: http://289972458.iteye.com/blog/1001851Http://hi.baidu.com/zim_it/blog/item/8a2bd11205f5b56ecb80c4b7.html When using MyBatis as a persistence layer, the INSERT statement defaults to returning the number of records

Brief introduction:Description: This module is primarily used to map a relational database table to a class of py, the row maps to an instance of the Py class, and the column maps to the properties of the Py instance, because it is compatible with

IntroductionOptimizing SQL is a common task of DBA. How to optimize a statement efficiently and quickly is a common problem for every DBA. In my daily optimization work, I found that many operations are essential in the optimization process. However,

Later saw the blog park in the use of Northscale Memcached Server (official site: http://www.couchbase.com/products-and-services/memcached), seemingly shared charges, and hesitated. In fact, the requirements of the project is very simple, but also

Author: Crystal Compilation In the ASP era, if we want to build a database-driven Web site, then you can choose to ring a lot of money in the Microsoft SQL Server database or choose to spend a lot of time to find the performance and stability of