39 lines
907 B
Markdown
39 lines
907 B
Markdown
Error Handling
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===============================================================
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```
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CREATE PROC RLARP.TEST AS
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BEGIN
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PRINT 'Hi'; --non-erroring statement
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create table #temp(x varchar(255)); --create a permanent object to call outside block after error
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insert into #temp select 1/0;
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insert into #temp select 'hi'; --fill it after error
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--select * from #temp; --select it after error
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PRINT ERROR_MESSAGE(); --error message is gone
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END;
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begin transaction x
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declare @e int;
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DECLARE @em varchar(max);
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begin try
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EXEC RLARP.TEST;
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end TRY
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begin CATCH
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select @e = ERROR_NUMBER(), @em = ERROR_MESSAGE();
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if @e <> 0
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BEGIN
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rollback transaction x;
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print @em;
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END
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if @e = 0
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BEGIN
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commit transaction x;
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print 'ok';
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end
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end catch
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SELECT * FROM #temp
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``` |