mysql convert to double

A simple way to convert SQLServer to MYSQL: Convert sqlserver to mysql This conversion depends on the Navicat Premium tool. First, move the database to the local SQL Server. I tried to directly transfer the database to another SQL server on the LAN.

Convert the suffix. frm,. myd, and myi into. SQL and import it to the mysql database. frmmyi Use a local MySQL database to convert these files to. SQL scripts. 1. Install MySQL. The version and font must be the same as that on the server. Otherwise,

Generally, the entire string is used as the operation object, for example: search for a substring in a substring, obtain a substring, insert a substring at a certain position in the substring, and delete a substring. Generally, the entire string is

String function string comparison function if the result length is greater than the maximum value of the max_allowed_packet system variable, the return value of the string value function is NULL. See section 7.5.2 "Adjust server Parameters ". String

18.2.1 MySQL server has gone away errors related to Lost connection to server during query. The most common cause of the MySQL server has gone away error is that the server times out and closes the connection. By default, if nothing happens, the

Reprinted from http://blog.csdn.net/nette/archive/2009/07/30/4394849.aspx   Unity3d connection to MySQL database1. Set up a MySQL database in Mac OS X Download MySQL for Mac http://dev.mysql.com/downloads/mysql/5.0.html You can use the PKG format of

Detailed description of mysql to obtain the current date and format, detailed description of mysql current date MySQL obtains the current date and Date Format Get system date: NOW () Format date: DATE_FORMAT (date, format) Note: date: Time

Generally, the entire string is used as the operation object, for example: search for a substring in a substring, obtain a substring, insert a substring at a certain position in the substring, and delete a substring. The required and sufficient

Data Types supported by Mysql (Summary of column types) and mysql Data Types I. Numerical type Mysql supports all numeric types in standard SQL, including strict data types (INTEGER, SMALLINT, DECIMAL, NUMBERIC), and approximate numeric data types

First Reader Network reference The code is as follows Copy Code CONVERT (expr USING transcoding_name) In MySQL, transcoding names are the same as the corresponding character set names. Examples: