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在我的batis中,我有一個查詢將用於基於日期進行查詢,否則它應該只是獲取範圍之間的sysdate。在子句中有2個可能可執行的地方,但我只想執行其中的一個。我的batis條件執行查詢WHERE子句基於NULL變量傳入
SELECT distinct support_id AS object_id, 2 as app_context_id,
0 as domain_cdc_id, 'S' as object_type, 'NEW' as domain_cdc_status, 1 as attribute_group_num,
sysdate as created_on FROM fdrdbo.v_facility_support
WHERE support_version_valid_from_dt = to_date('${passedInVar}', 'yyyy/mm/dd')
如果$ {passedInVar}爲空,那麼我想要使用下面的WHERE條件!
WHERE SYSDATE BETWEEN support_version_valid_from_dt AND support_version_valid_to_dt
我該如何構建它?