explain plan for
SELECT MMT.TRANSACTION_ID，GIR.JE_HEADER_ID，GIR.JE_LINE_NUM
FROM GL_IMPORT_REFERENCES GIR
,MTL_MATERIAL_TRANSACTIONS MMT
WHERE 1=1
AND GIR.JE_HEADER_ID = :1
AND GIR.JE_LINE_NUM = :2;
select *
from table(dbms_xplan.display) xplan;
select * from plan_table;