test: hive select/describe/load/alterTable syntax unit test (#158)
Co-authored-by: zhaoge <>
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@ -212,6 +212,8 @@ ALTER TABLE db1.tbl PARTITION (`pt1`=1) ENABLE OFFLINE;
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ALTER TABLE db1.tbl PARTITION (`pt1`=1) DISABLE OFFLINE;
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ALTER TABLE foo PARTITION (ds='2008-04-08', hr=11) CHANGE COLUMN dec_column_name dec_column_name DECIMAL(38,18);
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-- Alter Table/Partition Compact
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ALTER TABLE tbl_com COMPACT 'compaction_type';
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@ -1,3 +1,11 @@
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DESCRIBE FORMATTED default.src_table PARTITION (part_col = 100) columnA;
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DESCRIBE default.src_thrift lintString.$elem$.myint;
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DESCRIBE DATABASE EXTENDED db_name;
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DESCRIBE SCHEMA db_name;
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DESCRIBE CONNECTOR EXTENDED connector_name;
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DESCRIBE CONNECTOR connector_name;
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@ -2,6 +2,6 @@ LOAD DATA INPATH 'hdfs://namenode:9000/user/hive/project/data1' INTO TABLE tbl1;
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LOAD DATA LOCAL INPATH '/user/hive/project/data1'
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OVERWRITE INTO TABLE tablename
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PARTITION (pt1=1, pt2=2)
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PARTITION (ds='2008-04-08', pt2=2)
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INPUTFORMAT 'com.apache.hadoop.textInputFormat'
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SERDE 'JsonSerDe';
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241
test/parser/hive/syntax/fixtures/select.sql
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241
test/parser/hive/syntax/fixtures/select.sql
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@ -0,0 +1,241 @@
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-- Select Syntax
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SELECT col1, col2 FROM table_name_1;
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SELECT ALL col3, col4 FROM table_name_2 WHERE amount > 10 AND region = "US" GROUP BY col5 ORDER BY col6 CLUSTER BY col7 LIMIT 2,5;
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-- WHERE Clause
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SELECT * FROM sales WHERE amount > 10 AND region = "US";
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-- ALL and DISTINCT Clauses
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SELECT DISTINCT col1 FROM t1;
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-- Partition Based Queries
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SELECT page_views.*
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FROM page_views
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WHERE page_views.`date` >= '2018-03-01' AND page_views.`date` <= '2018-03-31';
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SELECT page_views.*
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FROM page_views JOIN dim_users
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ON (page_views.user_id = dim_users.id AND page_views.adate >= '2008-03-01' AND page_views.adate <= '2008-03-31');
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-- HAVING Clause
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SELECT col1 FROM t1 GROUP BY col1 HAVING SUM(col2) > 10;
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SELECT col1 FROM (SELECT col1, SUM(col2) AS col2sum FROM t1 GROUP BY col1) t2 WHERE t2.col2sum > 10;
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-- LIMIT Clause
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SELECT * FROM customers LIMIT 5;
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SELECT * FROM customers ORDER BY create_date LIMIT 5;
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SELECT * FROM customers ORDER BY create_date LIMIT 2,5;
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-- REGEX Column Specification
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SELECT `(ds|hr)?+.+` FROM sales;
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-- Syntax of Sort By
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SELECT key, value FROM src SORT BY key ASC, value DESC;
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-- Distribute By
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SELECT col1, col2 FROM t1 DISTRIBUTE BY col1 SORT BY col1 ASC, col2 DESC;
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-- Join Syntax
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SELECT a.* FROM a JOIN b ON (a.id = b.id AND a.department = b.department);
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-- MapJoin Restrictions
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SELECT /*+ MAPJOIN(b) */ a.key, a.value
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FROM a JOIN b ON a.key = b.key;
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-- Union Syntax
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-- UNION within a FROM Clause
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SELECT u.id, actions.adate
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FROM (
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SELECT av.uid AS uid
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FROM action_video av
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WHERE av.adate = '2008-06-03'
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UNION ALL
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SELECT ac.uid AS uid
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FROM action_comment ac
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WHERE ac.adate = '2008-06-03'
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) actions JOIN users u ON (u.id = actions.uid);
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-- Unions in DDL and Insert Statements--Applying Subclauses
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SELECT key FROM (SELECT key FROM src ORDER BY key LIMIT 10)subq1
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UNION
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SELECT key FROM (SELECT key FROM src1 ORDER BY key LIMIT 10)subq2;
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SELECT key FROM src
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UNION
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SELECT key FROM src1
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ORDER BY key LIMIT 10;
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-- Unions in DDL and Insert Statements--Column Aliases for Schema Matching
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INSERT OVERWRITE TABLE target_table
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SELECT name, id, category FROM source_table_1
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UNION ALL
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SELECT name, id, "Category159" as category FROM source_table_2;
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-- Unions in DDL and Insert Statements--Column Type Conversion
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SELECT name, id, cast('2001-01-01' as date) d FROM source_table_1
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UNION ALL
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SELECT name, id, hiredate as d FROM source_table_2;
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-- Sampling Bucketized Table
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SELECT *
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FROM source TABLESAMPLE(BUCKET 3 OUT OF 32 ON rand()) s;
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-- Block Sampling
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SELECT *
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FROM source TABLESAMPLE(0.1 PERCENT) s;
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SELECT *
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FROM source TABLESAMPLE(100M) s;
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-- Subqueries in the FROM Clause
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SELECT t3.col
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FROM (
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SELECT a+b AS col
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FROM t1
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UNION ALL
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SELECT c+d AS col
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FROM t2
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) t3;
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-- Subqueries in the WHERE Clause
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SELECT A
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FROM T1
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WHERE EXISTS (SELECT B FROM T2 WHERE T1.X = T2.Y);
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-- explode (array)
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SELECT tf.* FROM (SELECT 0) t lateral view explode(ARRAY('A','B','C')) tf AS col;
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-- explode (map)
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SELECT tf.* FROM (SELECT 0) t lateral view explode(map('A',10,'B',20,'C',30)) tf AS KEY,VALUE;
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-- posexplode (array)
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SELECT tf.* FROM (SELECT 0) t lateral view posexplode(ARRAY('A','B','C')) tf AS pos,val;
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-- inline (array of structs)
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SELECT tf.* FROM (SELECT 0) t lateral view inline(ARRAY(STRUCT('A',10,DATE '2015-01-01'),STRUCT('B',20,DATE '2016-02-02'))) tf AS col1,col2,col3;
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-- stack (values)
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SELECT tf.* FROM (SELECT 0) t lateral view stack(2,'A',10,DATE '2015-01-01','B',20,DATE '2016-01-01') tf AS col0,col1,col2;
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-- Lateral View Syntax
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SELECT adid, count(1)
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FROM pageAds LATERAL VIEW explode(adid_list) adTable AS adid
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GROUP BY adid;
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-- Multiple Lateral Views
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SELECT * FROM exampleTable
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LATERAL VIEW explode(col1) myTable1 AS myCol1
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LATERAL VIEW explode(myCol1) myTable2 AS myCol2;
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-- Outer Lateral Views
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SELECT * FROM src LATERAL VIEW explode(array()) C AS a limit 10;
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SELECT * FROM src LATERAL VIEW OUTER explode(array()) C AS a limit 10;
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-- Windowing and Analytics Functions
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SELECT a, COUNT(b) OVER (PARTITION BY c, d)
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FROM T;
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SELECT a, SUM(b) OVER (PARTITION BY c, d ORDER BY e, f)
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FROM T;
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SELECT a, AVG(b) OVER (PARTITION BY c ORDER BY d ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING)
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FROM T;
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SELECT a, SUM(b) OVER w
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FROM T
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WINDOW w AS (PARTITION BY c ORDER BY d ROWS UNBOUNDED PRECEDING);
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SELECT a, LEAD(a) OVER (PARTITION BY b ORDER BY C)
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FROM T;
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SELECT a, LAG(a, 3, 0) OVER (PARTITION BY b ORDER BY C)
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FROM T;
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SELECT a, COUNT(distinct a) OVER (PARTITION BY b)
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FROM T;
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-- Common Table Expression
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-- chaining CTEs
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WITH q1 AS ( SELECT key FROM q2 WHERE key = '5'),
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q2 AS ( SELECT key FROM src WHERE key = '5')
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SELECT * FROM (SELECT key FROM q1) a;
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-- union example
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WITH q1 AS (SELECT * FROM src WHERE key= '5'),
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q2 AS (SELECT * FROM src s2 WHERE key = '4')
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SELECT * FROM q1 union all SELECT * FROM q2;
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-- view example
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CREATE VIEW v1 AS
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WITH q1 AS ( SELECT key FROM src WHERE key = '5')
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SELECT * FROM q1;
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SELECT * FROM v1;
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-- view example, name collision
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CREATE VIEW v1 AS
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WITH q1 AS ( SELECT key FROM src WHERE key = '5')
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SELECT * FROM q1;
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WITH q1 AS ( SELECT key FROM src WHERE key = '4')
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SELECT * FROM v1;
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-- GROUPING SETS clause
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-- GROUPING SET queries and the equivalent GROUP BY queries
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SELECT a, b, SUM(c) FROM tab1 GROUP BY a, b GROUPING SETS ( (a,b) );
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SELECT a, b, SUM( c ) FROM tab1 GROUP BY a, b GROUPING SETS ( (a, b), a, b, ( ) );
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-- Grouping__ID function
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SELECT key, value, GROUPING__ID, count(*)
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FROM T1
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GROUP BY key, value WITH ROLLUP;
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-- Grouping function
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SELECT key, value, GROUPING__ID,
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grouping(key, value), grouping(value, key), grouping(key), grouping(value),
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count(*)
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FROM T1
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GROUP BY key, value WITH ROLLUP;
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-- LanguageManual Explain -- EXPLAIN Syntax
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EXPLAIN
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FROM src INSERT OVERWRITE TABLE dest_g1 SELECT src.key, sum(substr(src.value,4)) GROUP BY src.key;
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-- LanguageManual Explain -- The CBO Clause
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EXPLAIN CBO
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WITH customer_total_return AS
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(SELECT sr_customer_sk AS ctr_customer_sk,
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sr_store_sk AS ctr_store_sk,
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SUM(SR_FEE) AS ctr_total_return
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FROM store_returns, date_dim
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WHERE sr_returned_date_sk = d_date_sk
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AND d_year =2000
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GROUP BY sr_customer_sk, sr_store_sk)
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SELECT c_customer_id
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FROM customer_total_return ctr1, store, customer
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WHERE ctr1.ctr_total_return > (SELECT AVG(ctr_total_return)*1.2
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FROM customer_total_return ctr2
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WHERE ctr1.ctr_store_sk = ctr2.ctr_store_sk)
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AND s_store_sk = ctr1.ctr_store_sk
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AND s_state = 'NM'
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AND ctr1.ctr_customer_sk = c_customer_sk
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ORDER BY c_customer_id
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LIMIT 100;
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-- LanguageManual Explain -- The AST Clause
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EXPLAIN AST
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FROM src INSERT OVERWRITE TABLE dest_g1 SELECT src.key, sum(substr(src.value,4)) GROUP BY src.key;
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-- LanguageManual Explain -- The DEPENDENCY Clause
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EXPLAIN DEPENDENCY
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SELECT key, count(1) FROM srcpart WHERE ds IS NOT NULL GROUP BY key;
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-- LanguageManual Explain -- The AUTHORIZATION Clause
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EXPLAIN AUTHORIZATION
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SELECT * FROM src JOIN srcpart;
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-- LanguageManual Explain -- The LOCKS Clause
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EXPLAIN LOCKS UPDATE target SET b = 1 WHERE p IN (SELECT t.q1 FROM source t WHERE t.a1=5);
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-- LanguageManual Explain -- User-level Explain Output
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EXPLAIN select sum(hash(key)), sum(hash(value)) from src_orc_merge_test_part where ds='2012-01-03' and ts='2012-01-03+14:46:31';
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16
test/parser/hive/syntax/selectStatement.test.ts
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16
test/parser/hive/syntax/selectStatement.test.ts
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import HiveSQL from '../../../../src/parser/hive';
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import { readSQL } from '../../../helper';
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const parser = new HiveSQL();
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const features = {
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selects: readSQL(__dirname, 'select.sql'),
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};
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describe('HiveSQL Select Syntax Tests', () => {
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features.selects.forEach((select) => {
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it(select, () => {
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expect(parser.validate(select).length).toBe(0);
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});
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});
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});
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