EF Core设置Gin索引EF Core中如何设置Gin索引?https://stackoverflow.com/questions/54618858/can-jsonb-gin-indexes-be-specified-in-codefirst-entityframework-with-npgsql Since .ForNpgsqlHasMethod(“gin”) is obsolete, with EF Core 3 2021-12-31 PostgreSQL数据库 #EFCore #Gin
PG生成RowNumber行号背景Oracle ROWNUM是一个虚拟列，每输出一行递增1。 Oracle rownum通常被用于LIMIT输出记录数。 SELECT ROWNUM, empno, ename, job FROM emp WHERE ROWNUM < 5 ORDER BY ename; rownum | empno | ename | job --------+-------+-- 2021-12-31 PostgreSQL数据库 #RowNumber