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Oracle database, large data volume, transfer data to backup table statements

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where to_char (start_time,'YYYYMMDD') >='20170101' and To_char (start_time,'YYYYMMDD') <='20170601'  ) SELECT COUNT (*) from Temp_bus_travel_info

The date filter range inserts the results of the query directly into the new table. and then delete.

INSERT into Temp_bus_travel_info (DELETE  where to_char (start_time,'YYYYMMDD  ') >='20170101' and To_char (start_time,'YYYYMMDD ') <='20170601') SELECT COUNT (*) from Temp_bus_travel_info

Oracle database, large data volume, transfer data to backup table statements

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