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[英]Stored procedure return results into temp table in another stored procedure
[英]Postgresql: Return Temp Table From a Stored Procedure
我想從存儲過程返回存儲在臨時表中的查詢結果。 我不確定最后的聲明應該是什么。 任何幫助都適用:
CREATE OR REPLACE FUNCTION public.get_generic_info(
IN in_app_id character varying,
IN key_id uuid)
RETURNS TABLE(info text, last_update timestamp with time zone) AS
$BODY$
BEGIN
CREATE TEMP TABLE result AS
SELECT generic_info.info::text, generic_info.last_update FROM
generic_info
WHERE generic_info.app_id = in_app_id AND generic_info.id = key_id;
-- some data manipulations based on 'result' rows
RETURN ???????;
END;
您的最后一句話是這樣的
RETURN QUERY
SELECT result.info::text, result.last_update FROM
result;
如果您沒有將TEMP表用於其他任何用途,則根本不需要創建臨時表。.您可以直接執行
RETURN QUERY
SELECT generic_info.info::text, generic_info.last_update FROM
generic_info
WHERE generic_info.app_id = in_app_id AND generic_info.id = key_id;
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