参考手册SQL概述版本：Nightly本页总览SQL 数据类型 数据类型 语句和子句 ADMIN ALTER ANSI Compatibility CASE CAST COPY CREATE DELETE DESCRIBE TABLE DISTINCT DROP EXPLAIN GROUP BY HAVING INSERT JOIN LIMIT OFFSET ORDER BY RANGE REPLACE SELECT SHOW TQL TRUNCATE WHERE WITH 函数 Functions 系统表 INFORMATION_SCHEMA Greptime Private 内的系统表 Greptime Private