query over dblink
Its a join of all tables which are part of one dataabse and doing select from other database as i am doing select on 1tb table.I just want to know wether index scan will be done or it will go full table scan via dblink.
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Its a join of all tables which are part of one dataabse and doing select from other database as i am doing select on 1tb table.I just want to know wether index scan will be done or it will go full table scan via dblink.