From oracle 11gr2, DBMS_PARALLEL_EXECUTE package can be used for updating large tables in parallel using chunk option. Basically, it does two steps. 1. Divides the table data into small chunks. 2. App...

You may use SQL*Plus to test queries with bind variables. Here is what you do before 12.2: SQL> variable text char SQL> exec :text:='X' PL/SQL procedure successfully completed. SQL> select * ...