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如何将带有数组字段的表类型传递给Postgresql中的函数
我有一张桌子叫书 CREATE TABLE book ( id smallint NOT NULL DEFAULT 0, bname text, btype text, bprices numeric(11,2)[], CONSTRAINT key PRIMARY KEY (id ) ) 和一个功能save_book CREATE OR REPLACE FUNCTION save_book(thebook book) RETURNS text AS $BODY$ DECLARE myoutput text :='Nothing has occured'; BEGIN update book set bname=thebook.bname, btype=thebook.btype,bprices=thebook.bprices WHERE id=thebook.id; IF …