oracle dotaz:
UPDATE AIRMODEL_NETWORK_SUMMARY
SET CASES_PRODUCED = (SELECT DISTINCT PRDCTN_RUN_ACTL_CASE_QTY
FROM AIRMODEL_NETWORK_SUMMARY, HISTORY_PRODUCTION, PERIOD_TO_PROCESS
WHERE AIRMODEL_NETWORK_SUMMARY.FSCL_WK_IN_YR_NUM = HISTORY_PRODUCTION.FSCL_WK_IN_YR_NUM
AND AIRMODEL_NETWORK_SUMMARY.FSCL_YR_NUM = HISTORY_PRODUCTION.FSCL_YR_NUM
AND AIRMODEL_NETWORK_SUMMARY.LOC_ID = HISTORY_PRODUCTION.LOC_ID
AND HISTORY_PRODUCTION.FSCL_WK_IN_YR_NUM = PERIOD_TO_PROCESS.FSCL_WK_IN_YR_NUM
AND HISTORY_PRODUCTION.FSCL_YR_NUM = PERIOD_TO_PROCESS.FSCL_YR_NUM);
se vrací následující chybu:
ORA-01427: jednořadá poddotaz vrátí více než jeden řádek
Další pokus o nápravu:
MERGE INTO AIRMODEL_NETWORK_SUMMARY AIRMODEL_NETWORK_SUMMARY1
USING (SELECT DISTINCT PRDCTN_RUN_ACTL_CASE_QTY,
AIRMODEL_NETWORK_SUMMARY2.rowid AS r
FROM AIRMODEL_NETWORK_SUMMARY AIRMODEL_NETWORK_SUMMARY2
INNER JOIN HISTORY_PRODUCTION
ON AIRMODEL_NETWORK_SUMMARY2.FSCL_WK_IN_YR_NUM = HISTORY_PRODUCTION.FSCL_WK_IN_YR_NUM
AND AIRMODEL_NETWORK_SUMMARY2.FSCL_YR_NUM = HISTORY_PRODUCTION.FSCL_YR_NUM
AND AIRMODEL_NETWORK_SUMMARY2.LOC_ID = HISTORY_PRODUCTION.LOC_ID
INNER JOIN PERIOD_TO_PROCESS
ON HISTORY_PRODUCTION.FSCL_WK_IN_YR_NUM = PERIOD_TO_PROCESS.FSCL_WK_IN_YR_NUM
AND HISTORY_PRODUCTION.FSCL_YR_NUM = PERIOD_TO_PROCESS.FSCL_YR_NUM)
ON (AIRMODEL_NETWORK_SUMMARY1.rowid = r)
WHEN MATCHED THEN UPDATE
SET CASES_PRODUCED = PRDCTN_RUN_ACTL_CASE_QTY;
vrátí následující chybě:
ORA-30926: nelze získat stabilní sadu řádků v zdrojových tabulek
Jsem noob a potřebují pomoc :(
Děkuji.