[MySQL]-differences between MySQL and MSSQL _ MySQL

[MySQL]-differences between MySQL and MSSQL: bitsCN.com

Recently, I switched my website to Mysql as a database server. I encountered some problems. Below is a summary:

1. storage format

When using MySQL for the first time, it is estimated that many people will encounter '? ', We all know the question mark is a storage format problem,

First, you can viewCharacter set, It should beUtf8 -- UTF-8 Unicode. This character set is not used when the default character set is used,

Note the following when creating a database script!

2. SQL statements

MySQL has already started to support stored procedures. if you are used to the SQL syntax in MS SQL, pay attention to the following aspects in My SQL.

1. First, the first few digits are notTOPIn MySQLLIMIT.

SelectColumnFromTableLIMIT5

2. the delete statement must beDelete From

3. the stored procedure parameter is not@, Changed to a keywordINAndOUT

4. add a semicolon (;) at the end of each execution to indicate that the execution is complete.

5. keywords of ms SQL are not recognized when the stored procedure is created.AS

6. when using scripts to create a stored procedure, you must add a parentheses after the name of the stored procedure, regardless of whether there are parameters!

CREATE PROCEDUREPro_GetMaxId ()

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