我想測試一個PL/SQL過程,它需要一個XML CLOB作爲一個參數 PROCEDURE example_proc(ex_xml CLOB) IS
BEGIN
/* Find the second < (skip over declaration) */
ln_position := instr(pc_shipment_xml, '<', 1, 2);
/* Find the space
我試圖獲取硬編碼事件的列表,並將其與實際事件加入表中,以便實際查看它們是否已執行。 這裏是我的查詢: SELECT a.Verification FROM (SELECT 'Verify ID changed' as Verification FROM DUAL
UNION ALL
SELECT 'Verify manual Valve closed' as Verification FROM
有大數據的表,有人知道如何優化count語句嗎?例如:表預訂(ID,電子郵件,手機,...)(約30個字段)。 Function GetBookingCount(p_email, p_mobile) return number
Select count(id)
from Booking
Where email = p_email
or mobile = p_