DQL操作(SELECT)
- SELECT语法
- SELECT语序
- 子查询(SUBQUERY)
- 交集(INTERSECT)、并集(UNION)和补集(EXCEPT)
- JOIN
- SEMI JOIN(半连接)
- MAPJOIN HINT
- SUBQUERY_MAPJOIN HINT
- DISTRIBUTED MAPJOIN
- SKEWJOIN HINT
- Split Size Hint
- 动态过滤器(Dynamic Filter)
- Lateral View
- HAVING子句
- GROUPING SETS
- SELECT TRANSFORM
- WINDOW关键字
- TABLESAMPLE采样
- QUALIFY
- PIVOT、UNPIVOT
- Time travel查询与增量查询
- COMMON TABLE EXPRESSION(CTE)