mirror of
https://github.com/apache/impala.git
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c031cd4e96
Change-Id: I77cb2b80b888b569ff715c583f16aea4e39fe680 Reviewed-on: http://gerrit.ent.cloudera.com:8080/644 Reviewed-by: Nong Li <nong@cloudera.com> Tested-by: jenkins
450 lines
8.6 KiB
Plaintext
450 lines
8.6 KiB
Plaintext
====
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---- QUERY
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use default
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---- RESULTS
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====
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---- QUERY
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# Make sure the database doesn't exist
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show databases like 'ddl_test_db'
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---- SETUP
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RELOAD
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---- RESULTS
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---- TYPES
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STRING
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====
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---- QUERY
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create database ddl_test_db
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---- RESULTS
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====
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---- QUERY
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# It should show up now
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show databases like 'ddl_test_db'
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---- RESULTS
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'ddl_test_db'
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---- TYPES
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STRING
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====
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---- QUERY
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# Make sure creating a database with the same name doesn't throw an error when
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# IF NOT EXISTS is specified.
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create database if not exists ddl_test_db
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---- RESULTS
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====
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---- QUERY
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show tables in ddl_test_db
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---- RESULTS
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====
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---- QUERY
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create table ddl_test_db.testtbl(i int, s string COMMENT 'String col') STORED AS TEXTFILE
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---- RESULTS
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====
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---- QUERY
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# Make sure creating a table with the same name doesn't throw an error when
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# IF NOT EXISTS is specified.
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create table if not exists ddl_test_db.testtbl(i int, s string)
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ROW FORMAT DELIMITED
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FIELDS TERMINATED BY '\t'
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ESCAPED BY '\\'
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LINES TERMINATED BY '\n'
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STORED AS TEXTFILE
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---- RESULTS
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====
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---- QUERY
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show tables in ddl_test_db
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---- RESULTS
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'testtbl'
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---- TYPES
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STRING
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====
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---- QUERY
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describe ddl_test_db.testtbl
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---- RESULTS
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'i','int',''
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's','string','String col'
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---- TYPES
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STRING, STRING, STRING
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====
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---- QUERY
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insert overwrite table ddl_test_db.testtbl SELECT 1, 'Hi'
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from functional.alltypes limit 10
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---- RESULTS
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: 10
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====
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---- QUERY
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select * from ddl_test_db.testtbl
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---- RESULTS
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1,'Hi'
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1,'Hi'
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1,'Hi'
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1,'Hi'
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1,'Hi'
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1,'Hi'
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1,'Hi'
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1,'Hi'
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1,'Hi'
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1,'Hi'
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---- TYPES
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INT, STRING
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====
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---- QUERY
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create table ddl_test_db.testtbl_part(i int, s string) PARTITIONED BY (id int comment 'C')
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---- RESULTS
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====
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---- QUERY
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# Partition columns are displayed as part of DESCRIBE <table>
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describe ddl_test_db.testtbl_part
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---- RESULTS
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'i','int',''
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's','string',''
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'id','int','C'
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---- TYPES
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STRING, STRING, STRING
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====
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---- QUERY
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insert overwrite table ddl_test_db.testtbl_part partition(id=1)
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select 10, 'Ten' from functional.alltypes limit 1
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---- RESULTS
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id=1/: 1
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====
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---- QUERY
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insert overwrite table ddl_test_db.testtbl_part partition(id=2)
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select 20, 'Twenty' from functional.alltypes limit 2
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---- RESULTS
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id=2/: 2
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====
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---- QUERY
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select * from ddl_test_db.testtbl_part
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---- RESULTS
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10,'Ten',1
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20,'Twenty',2
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20,'Twenty',2
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---- TYPES
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INT, STRING, INT
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====
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---- QUERY
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select * from ddl_test_db.testtbl_part where id = 1
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---- RESULTS
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10,'Ten',1
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---- TYPES
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INT, STRING, INT
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====
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---- QUERY
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use ddl_test_db
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---- RESULTS
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====
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---- QUERY
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show tables
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---- RESULTS
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'testtbl'
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'testtbl_part'
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---- TYPES
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STRING
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====
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---- QUERY
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# Make sure we create the table in the proper database after a "use"
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create table testtbl2(f float, d double) ROW FORMAT DELIMITED FIELDS TERMINATED BY '|'
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---- RESULTS
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====
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---- QUERY
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show tables
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---- RESULTS
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'testtbl'
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'testtbl2'
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'testtbl_part'
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---- TYPES
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STRING
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====
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---- QUERY
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drop table testtbl2
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---- RESULTS
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====
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---- QUERY
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show tables
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---- RESULTS
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'testtbl'
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'testtbl_part'
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---- TYPES
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STRING
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====
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---- QUERY
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# CREATE TABLE LIKE on partitioned table
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create table alltypes_test like functional_seq_snap.alltypes
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stored as parquetfile
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---- RESULTS
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====
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---- QUERY
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# Make sure no data exists for this table
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select count(*) from alltypes_test
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---- RESULTS
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0
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---- TYPES
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BIGINT
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====
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---- QUERY
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# Should be able to insert into this table
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insert overwrite table alltypes_test
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partition (year=2009, month=4)
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select id, bool_col, tinyint_col, smallint_col, int_col, bigint_col,
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float_col, double_col, date_string_col, string_col, timestamp_col
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from functional.alltypes where year=2009 and month=4
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---- RESULTS
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year=2009/month=4/: 300
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====
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---- QUERY
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# Make sure we can read the new data.
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select count(*) from alltypes_test
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---- RESULTS
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300
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---- TYPES
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BIGINT
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====
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---- QUERY
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# Show this was actually a different file format (parquet) by trying to
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# change the format to textfile and reading the results.
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alter table alltypes_test partition (year=2009, month=4)
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set fileformat textfile
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---- RESULTS
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====
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---- QUERY
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select count(*) from alltypes_test
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---- RESULTS
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124
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---- TYPES
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BIGINT
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====
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---- QUERY
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# This should copy the file format from the source table (rc)
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create external table jointbl_like like functional_rc_gzip.jointbl
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location '/test-warehouse/jointbl_rc_gzip'
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---- RESULTS
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====
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---- QUERY
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# should get some results back
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select * from jointbl_like order by test_id limit 3
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---- RESULTS
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1001,'Name1',94611,5000
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1002,'Name2',94611,5000
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1003,'Name3',94611,5000
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---- TYPES
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BIGINT, STRING, INT, INT
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====
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---- QUERY
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# CREATE TABLE LIKE on unpartitioned table.
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create table testtbl_like like testtbl
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---- RESULTS
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====
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---- QUERY
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# Make sure the new table can be queried and no data exists for this table.
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select count(*) from testtbl_like
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---- RESULTS
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0
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---- TYPES
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BIGINT
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====
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---- QUERY
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# No error is thrown when IF NOT EXISTS is specified and the table already exists.
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create table if not exists testtbl_like like testtbl
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---- RESULTS
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====
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---- QUERY
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# IF NOT EXISTS also applies when the src table is the same as the new table.
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create table if not exists testtbl_like like testtbl_like
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---- RESULTS
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====
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---- QUERY
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insert overwrite table testtbl_like
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select * from testtbl limit 5
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---- RESULTS
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: 5
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====
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---- QUERY
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# Make sure we can read the data.
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select * from testtbl_like
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---- RESULTS
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1,'Hi'
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1,'Hi'
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1,'Hi'
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1,'Hi'
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1,'Hi'
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---- TYPES
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INT, STRING
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====
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---- QUERY
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# Ensure that a table can be created using CTAS
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create table ctas_join stored as parquetfile as
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select j.*, a.int_col, 1*2
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from functional.jointbl j join functional_seq_snap.alltypes a
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on (j.alltypes_id=a.id)
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---- RESULTS
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'Inserted 12 row(s)'
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---- TYPES
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STRING
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====
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---- QUERY
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describe ctas_join
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---- RESULTS
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'test_id','bigint',''
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'test_name','string',''
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'test_zip','int',''
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'alltypes_id','int',''
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'int_col','int',''
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'_c2','bigint',''
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---- TYPES
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STRING, STRING, STRING
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====
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---- QUERY
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select * from ctas_join
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---- RESULTS
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1001,'Name1',94611,5000,0,2
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1002,'Name2',94611,5000,0,2
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1003,'Name3',94611,5000,0,2
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1004,'Name4',94611,5000,0,2
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1005,'Name5',94611,5000,0,2
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1106,'Name6',94612,5000,0,2
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1006,'Name16',94612,5000,0,2
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1006,'Name6',94616,5000,0,2
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1106,'Name16',94612,5000,0,2
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1106,'Name6',94616,5000,0,2
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1006,'Name16',94616,5000,0,2
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1106,'Name16',94616,5000,0,2
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---- TYPES
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BIGINT, STRING, INT, INT, INT, BIGINT
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====
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---- QUERY
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# Since the table already exists, the second CTAS should be a no-op
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create table if not exists ctas_join stored as parquetfile as
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select j.*, a.int_col, 1*2
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from functional.jointbl j join functional_seq_snap.alltypes a
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on (j.alltypes_id=a.id) limit 1
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---- RESULTS
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'Inserted 0 row(s)'
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---- TYPES
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STRING
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====
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---- QUERY
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select * from ctas_join
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---- RESULTS
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1001,'Name1',94611,5000,0,2
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1002,'Name2',94611,5000,0,2
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1003,'Name3',94611,5000,0,2
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1004,'Name4',94611,5000,0,2
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1005,'Name5',94611,5000,0,2
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1106,'Name6',94612,5000,0,2
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1006,'Name16',94612,5000,0,2
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1006,'Name6',94616,5000,0,2
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1106,'Name16',94612,5000,0,2
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1106,'Name6',94616,5000,0,2
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1006,'Name16',94616,5000,0,2
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1106,'Name16',94616,5000,0,2
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---- TYPES
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BIGINT, STRING, INT, INT, INT, BIGINT
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====
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---- QUERY
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# Validate CTAS with LIMIT 0
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create table if not exists ctas_join_limit0 stored as textfile as
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select * from functional.jointbl limit 0
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---- RESULTS
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'Inserted 0 row(s)'
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---- TYPES
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STRING
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====
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---- QUERY
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describe ctas_join_limit0
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---- RESULTS
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'test_id','bigint',''
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'test_name','string',''
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'test_zip','int',''
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'alltypes_id','int',''
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---- TYPES
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STRING, STRING, STRING
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====
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---- QUERY
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select * from ctas_join_limit0
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---- RESULTS
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---- TYPES
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BIGINT, STRING, INT, INT
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====
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---- QUERY
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# Validate CTAS with LIMIT 0
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create table if not exists ctas_join_limit0 stored as textfile as
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select * from functional.jointbl limit 0
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---- RESULTS
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'Inserted 0 row(s)'
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---- TYPES
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STRING
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====
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---- QUERY
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select * from ctas_join_limit0
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---- RESULTS
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---- TYPES
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BIGINT, STRING, INT, INT
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====
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---- QUERY
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create table if not exists ctas_join_limit0 stored as textfile as
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select * from functional.jointbl limit 4
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---- RESULTS
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'Inserted 0 row(s)'
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---- TYPES
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STRING
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====
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---- QUERY
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select * from ctas_join_limit0
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---- RESULTS
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---- TYPES
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BIGINT, STRING, INT, INT
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====
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---- QUERY
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drop table ctas_join
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---- RESULTS
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====
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---- QUERY
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drop table ctas_join_limit0
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---- RESULTS
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====
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---- QUERY
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drop table testtbl
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---- RESULTS
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====
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---- QUERY
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drop table testtbl_part
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---- RESULTS
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====
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---- QUERY
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drop table alltypes_test
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---- RESULTS
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====
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---- QUERY
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drop table jointbl_like
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---- RESULTS
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====
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---- QUERY
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drop table testtbl_like
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---- RESULTS
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====
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---- QUERY
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show tables
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---- RESULTS
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---- TYPES
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STRING
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====
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---- QUERY
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drop table if exists non_existent_db.tbl
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---- RESULTS
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====
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---- QUERY
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# Need to switch databases before dropping
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use default
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---- RESULTS
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====
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---- QUERY
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drop database ddl_test_db
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---- RESULTS
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====
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---- QUERY
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# Should be gone now
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show databases like 'ddl_test_db'
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---- RESULTS
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---- TYPES
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STRING
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====
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