SQL Syntax
Spark SQL is Apache Spark’s module for working with structured data. The SQL Syntax section describes the SQL syntax in detail along with usage examples when applicable. This document provides a list of Data Definition and Data Manipulation Statements, as well as Data Retrieval and Auxiliary Statements.
DDL Statements
Data Definition Statements are used to create or modify the structure of database objects in a database. Spark SQL supports the following Data Definition Statements:
- ALTER DATABASE
- ALTER TABLE
- ALTER VIEW
- CREATE DATABASE
- CREATE FUNCTION
- CREATE TABLE
- CREATE VIEW
- DROP DATABASE
- DROP FUNCTION
- DROP TABLE
- DROP VIEW
- REPAIR TABLE
- TRUNCATE TABLE
- USE DATABASE
DML Statements
Data Manipulation Statements are used to add, change, or delete data. Spark SQL supports the following Data Manipulation Statements:
Data Retrieval Statements
Spark supports SELECT
statement that is used to retrieve rows
from one or more tables according to the specified clauses. The full syntax
and brief description of supported clauses are explained in
SELECT section. The SQL statements related
to SELECT are also included in this section. Spark also provides the
ability to generate logical and physical plan for a given query using
EXPLAIN statement.
- SELECT Statement
- Common Table Expression
- CLUSTER BY Clause
- DISTRIBUTE BY Clause
- GROUP BY Clause
- HAVING Clause
- Hints
- Inline Table
- File
- JOIN
- LIKE Predicate
- LIMIT Clause
- ORDER BY Clause
- Set Operators
- SORT BY Clause
- TABLESAMPLE
- Table-valued Function
- WHERE Clause
- Aggregate Function
- Window Function
- CASE Clause
- PIVOT Clause
- UNPIVOT Clause
- LATERAL VIEW Clause
- LATERAL SUBQUERY
- TRANSFORM Clause
- EXPLAIN
Auxiliary Statements
- ADD FILE
- ADD JAR
- ANALYZE TABLE
- CACHE TABLE
- CLEAR CACHE
- DESCRIBE DATABASE
- DESCRIBE FUNCTION
- DESCRIBE QUERY
- DESCRIBE TABLE
- LIST FILE
- LIST JAR
- REFRESH
- REFRESH TABLE
- REFRESH FUNCTION
- RESET
- SET
- SHOW COLUMNS
- SHOW CREATE TABLE
- SHOW DATABASES
- SHOW FUNCTIONS
- SHOW PARTITIONS
- SHOW TABLE EXTENDED
- SHOW TABLES
- SHOW TBLPROPERTIES
- SHOW VIEWS
- UNCACHE TABLE