You can find the table that used in your program by using ABAP trace ( Transaction ST05 ).

Step by Step

• Go to transaction ST05
  
  Select trace type as SQL trace for trace SQL statement.
  
• Activate Trace by select
• Run your program that you want to list SQL statement.
• After your program finished, back to transaction ST05 and select Deactivate Trace
• Display your trace list by select . System will show all SQL statement between selected time for trace.
  
  Please consider trace list, so many trace lines are not necessary.

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