Due to work reasons: the databases of the previous company all use MySql, so they have to use it. Therefore, I also learned some knowledge about MySql, but considering that I may not be able to use it in the future, I want to take a break at home
In sqlserver, the number of affected rows returned is: If @ rowcount
In Oracle, the number of affected rows returned is: If SQL % rowcount
Example:
Sqlserver:
Asbeginupdate t_mt set stat = @ stat, ostat = @ stat, rpttime = getdate () where
Data paging through stored procedures is commonly used in programming.Mssql2000 uses set rowcount N for paging, but after mssql2005Using Top N for paging is much more convenient, but some friends told me that set rowcount N is more efficient.I don't
SQLServer uses stored procedures for high-performance paging. There are already many paging query methods, and I am also a member here. SQLServer has a SetRowcount setting, which means that there are already many methods for processing commands in
Source: http://www.cnblogs.com/knowledgesea/archive/2013/01/02/2841588.htmlIntroduction to Stored ProceduresWhat is a stored procedure : A stored procedure can be said to be a recordset, which is a block of code consisting of some T-SQL statements
MySql:
The implementation page of MySQL database is relatively simple, and the LIMIT function is provided. Generally, you only need to write the SQL statement directly.The LIMIT substatement can be used to LIMIT the number of data returned by the
ORACLE:
Considering the implementation paging in MySQL, the Select * from table name limit starts to show the number of records and how many records can achieve our paging effect.
However, there is no limit keyword in Oracle, but the rownum
MySql:
The implementation page of MySQL database is relatively simple, and the LIMIT function is provided. Generally, you only need to write the SQL statement directly.The LIMIT substatement can be used to LIMIT the number of data returned by the
Mysql:MySQL database implementation paging is relatively simple, providing the limit function. It is generally only necessary to write directly to the SQL statement immediately after the line.The limit clause can be used to limit the number of data
Code of the tens of millions of paging stored procedures in sqlserver
Code for querying stored procedures by tens of millions of pages on SQL server
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