clean up tasks. Only truncate table instead of dropping
clean up tasks. Only truncate table instead of dropping

funginstitute/patentprocessor,yngcan/patentprocessor,nikken1/patentprocessor,nikken1/patentprocessor,yngcan/patentprocessor,funginstitute/patentprocessor,yngcan/patentprocessor,nikken1/patentprocessor,funginstitute/patentprocessor