In MySQL, use the ID field of the Auto_increment type as the primary key for the table. The usual practice is through "SELECT Max (ID) from tablename" approach, but obviously this practice needs to consider the concurrency situation, need to in
Three kinds of return to MySQL tutorial insert a record to return the record ID method
Method One
ID Int (one) not null PRI key auto_increment,name varchar (a), backup varchar (50)Now, when you want to insert a record, return his ID value (insert
This article is a MySQL database insert, UPDATE, delete and replace statements in the use of detailed analysis of the introduction, the need for friends to refer to the
MySQL database insert and UPDATE statements Introduction: The SQL used to
Henan College of Traditional Chinese Medicine
Course Design Report of MySQL Database Management
Title: Research and Implementation of MySQL Clusters
Completion date:2012January 1, December 31
Contents
1. Course Design overview 3
2. research
Usage of INSERT, UPDATE, DELETE, and REPLACE statements in MySQL database bitsCN.com
MySQL database insert and update statementsThe SQL statements used to operate databases are generally divided into two types: Query statements, SELECT statements,
This article is a detailed analysis of the use of the MySQL database insert, UPDATE, delete, and replace statements, the need for a friend referenceMySQL database insert and UPDATE statementsCitation: SQL used to manipulate the database is generally
A brief introduction to 1.1 MongoDBIn today's database market, MySQL is undoubtedly a place to occupy. As an open-source relational database , MySQL is widely used in the background of major web sites, and assumes the important role of information
MySQL get just insert row ID RollupWhen we write a database program, we often need to get the maximum number of numbers in a table,In general, it is possible to get the ID of the data just inserted, using SELECT Max (ID) from table.But in the case
MySQL常用指令,java,php程序员,数据库工程师必备。程序员小冰常用资料整理MySQL common commands (for reference)The most common display commands are:1. Display the list of databases.show databases;2. Display the data table in the library:Use MySQL;Show tables;3, display the
MySQL database insert and update statementsThe SQL statements used to operate databases are generally divided into two types: Query statements, SELECT statements, and update statements, which are also called data operation statements. The
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