When writing SQL stored procedures, we often use print to print some information for debugging and debugging stored procedures.
However, once our application is deployed, we want to record the print information in the stored process to help us
(Domestic version)I think a lotProgramMembers will face a problem... This is how to debug stored procedure. The following are my experiences in studying ADO. net.
Only in VB. NET or C #CodeAdd the sqlconnect_infomessage event, and then read
Directory:Interpreting error messagesRAISERRORTHROWInstanceUse @ @ERRORUsing Xact_abortUsing Try/catchTransactional statements in real-worldDeleteUpdateBank to withdraw moneyInterpreting error messagesMSG 547, Level A, state 0, line 11The INSERT
-- Declare
Declare a variable using the declare statement in the body of a batch or process and assign a value to it using the set or select statement. The cursor variable can be declared through this statement and can be used in other statements
SQL Server raiseerror usage
RaiserrorReturn the User-Defined error message and set the system flag to record the error. By using the raiserror statement, the client can retrieve entries from the sysmessages table, or dynamically generate a message
Note: to create a message book using JSP + MySQL databases, first create a MySQL database. for MySQL usage, go to pinghui.51.netdownload012mysql. chm to download the tutorial. Now, for the purpose of illustration, we assume that the database has
I used the PULL mode method uploaded on the Internet to load the report. When printing, an error occurs: a communication error occurs. Print will stop
The data source I use is the stored procedure of SQL Server.
Solution:Bind the crystal report to
As for the database in the Web programming, the function of the database is more and more cannot be neglected. Referring to the database, it should be said that PHP has very strong database support capabilities, from FileMaker to Oracle, almost all
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