sql while

CONTINUE back to loop start/BreakJump out of the loop. The following is a simple example:1>DECLARE2> @testvalueAsINT;3> BEGIN--Set Variable initial value = 04> SET @testvalue = 0;--When the variable is less than 5 cycles5>While@testvalue 6>

DECLARE @i intSet @i=1While @iBeginINSERT INTO Test (userid) VALUES (@i)Set @[email protected]+1End---------------While conditionBeginPerform actionsSet @[email protected]+1EndWhileSets the criteria for repeating the SQL statement or block of

The requirement is to convert an mssql2000 database of the previous website into a mysql database and use different programs for the new website. Therefore, the data in the database must be based on different fields, different from the field data

1. Direct database conversion for different database typesNavicat is a good database management software that can be used for direct conversion between different types of databases. The following link describes how to use navicat to convert a

Now let's start our JSP and database journey. I. jsp connection to oracle8/8i/9i Database (in thin Mode)Testoracle. jsp is as follows:String url =/"JDBC: oracle: thin: @ localhost: 1521: orcl /";// Orcl is the SID of your databaseString user

Many new JSP beginners often ask how to connect to the database. Why are there errors? Therefore, I wrote an article here for your reference. In fact, it is not a good practice to put all the database logic in JSP, but it is helpful for beginners to

Now have a lot of novice JSP users will often ask the database how to connect ah, how old mistakes ah? So I concentrated in this write an article for your reference, in fact, this database logic all put in the JSP may not be a good practice, but is

First, JSP connection oracle8/8i/9i database (with thin mode)Testoracle.jsp is as follows:String url= "Jdbc:oracle:thin: @localhost: 1521:ORCL";ORCL for the SID of your databaseString user= "Scott";String password= "Tiger";Connection conn=

1, with database software (such as: MySQL) to create a database, the database registered with the database name is just the data created Library, if it is a data source name, ODBC configuration is required. 2, the driver will be placed in the

js| Data | database First, JSP connection oracle8/8i/9i database (with thin mode) 　　 Testoracle.jsp is as follows: String url= "Jdbc:oracle:thin: @localhost: 1521:ORCL"; ORCL for the SID of your database String user= "Scott"; String password= "

One, JSP connection oracle8/8i/9i database (with thin mode)Testoracle.jsp as follows:String url= "Jdbc:oracle:thin: @localhost: 1521:ORCL";ORCL for the SID of your databaseString user= "Scott";String password= "Tiger";Connection conn=

Many new JSP beginners often ask how to connect to the database. Why are there errors? Therefore, I wrote an article here for your reference. In fact, it is not a good practice to put all the database logic in JSP, but it is helpful for beginners to

I. jsp connection to oracle8/8i/9i Database (in thin Mode)Testoracle. jsp is as follows:String url = "JDBC: oracle: thin :@ localhost: 1521: orcl ";// Orcl is the SID of your databaseString user = "Scott ";String Password = "tiger ";Connection conn =

I. jsp connection to oracle8/8i/9i Database (in thin Mode) Testoracle. jsp is as follows:String url = "JDBC: oracle: thin :@ localhost: 1521: orcl ";// Orcl is the SID of your databaseString user = "Scott ";String Password = "tiger ";Connection conn

I. jsp connection to oracle8/8i/9i Database (in thin Mode) Testoracle. jsp is as follows:String url = "jdbc: oracle: thin :@ localhost: 1521: orcl ";// Orcl is the SID of your databaseString user = "scott ";String password = "tiger ";Connection conn

Many new jsp beginners often ask how to connect to the database. Why are there errors? Therefore, I wrote an article here for your reference. In fact, it is not a good practice to put all the database logic in jsp, but it is helpful for beginners to

Many new jsp beginners often ask how to connect to the database. why are there errors? Therefore, I wrote an article here for your reference. In fact, it is not a good practice to put all the database logic in jsp, but it is helpful for beginners to

Many jsp beginners often ask how to connect to the database? Why can't I connect to a database or make statements always fail? Therefore, Chinese Webpage Design writes an article for your reference, mainly including links to the following seven

This section mainly summarizes the expressions for connecting jsp to various types of databases. I. jsp connection to Oracle8/8i/9i Database (in thin Mode) Testoracle. jsp is as follows:String url = "jdbc: oracle: thin :@ localhost: 1521: orcl ";//

js| Data | Database One, JSP connection oracle8/8i/9i database (with thin mode) Testoracle.jsp is as follows: String url= "Jdbc:oracle:thin: @localhost: 1521:ORCL"; ORCL for the SID of your database String user= "Scott"; String password= "Tiger";