Parsing a complex log file


 
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# 1  
Old 01-10-2011
Question Parsing a complex log file

I have a log file that has many SQL statements/queries/blocks and their resultant output (success or failure) added to each of them. I need to pick up all the statements which caused errors and write them to a separate file.

On most cases, the SQL statement is a single line, like DROP . And if it fails, the error is appended next to it, with a suffix DB2XXXXE (where XXXX is the error code).

Quote:
DROP VIEW SOMEVIEW
DB21034E The command was processed as an SQL statement because it was not a valid Command Line Processor command. During SQL processing it returned:
SQL0204N "SCHEMANAME.SOMEVIEW" is an undefined name. SQLSTATE=42704
Now I can get this easily using grep like so.

Code:
grep -hE --before-context 1 "^DB2[0-9]+E" logfile > onlyerrors

However, in some cases, the SQL code causing the error might be a big CREATE PROCEDURE.. END PROCEDURE block. In this case, I need to write this entire block, along with the error to a file.

Please show me how to do this.
# 2  
Old 01-10-2011
Post sample log content with few CREATE PROCEDURE.. END PROCEDURE failures and few DROP failures.
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