mysql manual

First, SQL crash Here are some important SQL quick references, for SQL syntax and added features on standard SQL, please check the MySQL manual. 1. Create a table A table is one of the most basic elements of a database, and can be independent of

Convert IP addresses and numbers with MySQL built-in functions Take advantage of two built-in functions Inet_aton: Converts an IP address to a digital type Inet_ntoa: Converts a numeric type to an IP address Take full advantage of MySQL's

Under MySQL, in the Chinese fuzzy search, often return some unrelated records, such as looking for "%a%", the return may have Chinese characters, but no a character exists. I have encountered similar problems before, after a detailed reading of

Mysql 6.4 Setting Sync The following describes how to quickly set up a MySQL synchronization server. Suppose you intend to synchronize all the databases and have not been set before. The master server needs to be shut down to complete all the

Mysql 6 MySQL Sync The sync feature is introduced in MySQL 3.23.15, which can replicate data from a MySQL server to another server. This chapter describes the various replication features of MySQL. Describes the concept of synchronization, how to

Recently, because of the need to study the MySQL random extraction implementation method. For example, to randomly extract a record from the TableName table, the general wording would be: SELECT * from TableName ORDER by RAND () LIMIT 1. But then

The unique query for the single table uses: DISTINCT multiple table unique query with: GROUP BY distinct query multiple tables, the LEFT join is also valid, full connection is invalid, when using MySQL, There are times when you need to query

Because PHP is an open language, it also leads to a lack of strong and authoritative support for the development environment. Here are some of the better editing tools, I hope to give you the development of PHP programs to provide some help.

js|mysql| Interactive | solve | chinese | Chinese garbled First implemented a Stringconvert bean (Gbtoiso () and ISOTOGB () two methods), to solve the MySQL database when interacting with some of the Chinese garbled problem: in the JSP program read

Objective phpMyAdmin can manage the entire MySQL server (requiring superuser) or manage a single database. In order to achieve the latter, you The MySQL user will need to be properly set up, and he can only read/write to the allowed database. That's

The data types and sizes in the database store are different. Some places store only numeric types, some store only text types, and some both. Many databases support a variety of specialized types: date and time types, binary character types, and

js|mysql| Interactive | solve | chinese | Chinese garbled first implements a Stringconvert bean (Gbtoiso () and ISOTOGB () two methods), The solution to the MySQL database when interacting with some of the Chinese garbled problem: in the JSP program

mysql| optimization 7.2.2 Estimating Query performance In most cases, you can estimate the performance of a query by counting the number of disk searches. For small tables, it is usually only necessary to search the disk once to find the

SQL Syntax | crash First, SQL crash Structure Query Language (SQL) is a standard language used to query relational databases, which includes several keywords and consistent syntax to facilitate the establishment and manipulation of database

See a lot of users about MySQL login server problems, including some in PHP call MySQL occurs when the MySQL database server can not be logged into the problem, thought is php out of the question. In fact, the issue of MySQL permissions. MySQL's

Under MySQL, in the Chinese fuzzy search, often return some unrelated records, such as looking for "%a%", the return may have Chinese characters, but no a character exists. I have encountered similar problems before, after a detailed reading of

js|mysql| Interactive | solve | chinese | Chinese garbled first implements a Stringconvert bean (Gbtoiso () and ISOTOGB () two methods), The solution to the MySQL database when interacting with some of the Chinese garbled problem: in the JSP program

This article mainly introduces the MySQL database index damage and repair experience sharing, need friends can refer to the following The problem and solution of MySQL table index being corrupted Afternoon work, surprised to smell my Dedecms

mysql|window| compilation [HOW-TO] How the Windows platform compiles MySQL code Author: Wang Mei (HeartIcy@163.com) Revision: Initial Date: July 13, 2003 Description: This is not a paper nor code reading guide, the purpose of writing this

Class if there is a reply form for a post, posts (ID, TID, subject, message, Dateline), ID for the automatic growth field, Tid for the reply to the topic of the ID (Foreign key Association), subject for reply to the title, message for the reply,