Merge사용해서 update/insert 하기
MERGE INTO TA_EP110 A USING (SELECT SALE_DATE AS PLAN_DATE, BRAND, SUM(DECODE(PART_DIV, 'D', NVL(RSALE_AMT, 0), 0)) AS D_RUN_AMT, SUM(DECODE(PART_DIV, 'G', NVL(RSALE_AMT, 0), 0)) AS G_RUN_AMT, SUM(DECODE(PART_DIV, 'K', NVL(RSALE_AMT, 0), 0)) AS K_RUN_AMT, SUM(DECODE(PART_DIV, 'M', NVL(RSALE_AMT, 0), 0)) AS M_RUN_AMT, SUM(DECODE(PART_DIV, 'T', NVL(RSALE_AMT, 0), 0)) AS T_RUN_AMT FROM TA_EE020 WHE..