begin Try -- endbegin--SQL (handle error action)end CatchWe're going to write the SQL that might go wrong between the begin try...end try, and if something goes wrong, just the program jumps to the beign catch...end catch immediately following the
Turn from: Nested transactions in SQL Server use--transaction count indicates a mismatch between the number of BEGIN and COMMIT statements--The underlying problemProblem:1. System.Data.SqlClient.SqlException (0x80131904): The transaction count after
BeginTry--sqlEndTrybeginCatch--sql (handle error action) endCatchWe're going to write a possible error in SQL at begin Try...endIf there is an error between the try, the program jumps to the immediately following begin Try...endBeign Catch...end of
Begin Try -- SQL End Try Begin Catch -- SQL (handling error Actions) End CatchWe will write the SQL statements that may cause errors in begin try... End If an error occurs between try and try Program Jump to the next begin try... End Try
Author:skateTime:2014/09/28How MySQL removes temporary tables that begin with "#sql-"Symptom: After rebuilding the index, it is found that the MySQL server's disk space is almost full.Rebuild the index with the following commandMysql> ALTER TABLE
Summarized the following error capture methods: Try catch, @ error, raiserror
This is an exception handling during database conversion,
Begin try InsertIntoSDT. DBO. dyemplosttm (logdate, prodgroup, shiftcode, employeeno, Mono,Opno, otflag,
Part 1 Database SQL language
Begin and end in database scripts
In database scripts, begin and end are a strange word. Without them, some code looks confusing; adding them makes the structure of the Code instantly clearer.
Indeed, begin and end are
Begin catch ... End catch is used to handle exceptions.BeginTry--SQLEndTryBeginCatch--SQL (handling Error actions)EndCatchWe'll probably write the error SQL at begin try ...EndTry, if there is an error, just the program jumps to the immediately
BEGIN TRANSACTIONMarks the starting point for an explicit local transaction. BEGIN TRANSACTION The @ @TRANCOUNT by 1 increments.BEGIN TRANSACTION represents a point where data referenced by a connection is logically and physically consistent at that
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