====
---- QUERY
# Test that we properly write null values to text tables.
insert overwrite table nullinsert
select NULL, "", "NULL", "\\N", NULL from alltypes limit 1
---- SETUP
RESET nullinsert
---- RESULTS
: 1
====
---- QUERY
select * from nullinsert
---- SETUP
RELOAD nullinsert
---- TYPES
string, string, string, string, int
---- RESULTS
'NULL','','NULL','NULL',NULL
====
---- QUERY
select * from nullinsert_alt
---- SETUP
RELOAD nullinsert_alt
---- TYPES
string
---- RESULTS
'\N,,NULL,\N,\N'
====
---- QUERY
# Test inserting NULLs for all types
insert overwrite table alltypesnopart_insert
select NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL
from alltypessmall limit 10
---- RESULTS
: 10
====
---- QUERY
select id, bool_col, tinyint_col, smallint_col, int_col, bigint_col, 
float_col, double_col, date_string_col, string_col, timestamp_col
from alltypesnopart_insert
---- TYPES
int, boolean, tinyint, smallint, int, bigint, float, double, string, string, timestamp
---- RESULTS
NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'NULL','NULL',NULL
NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'NULL','NULL',NULL
NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'NULL','NULL',NULL
NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'NULL','NULL',NULL
NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'NULL','NULL',NULL
NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'NULL','NULL',NULL
NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'NULL','NULL',NULL
NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'NULL','NULL',NULL
NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'NULL','NULL',NULL
NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'NULL','NULL',NULL
====
---- QUERY
# Test NULL partition keys using static partition insert. Both partitions keys are NULL.
insert overwrite table alltypesinsert
partition(year=NULL, month=NULL)
select id, bool_col, tinyint_col, smallint_col, int_col, bigint_col, 
float_col, double_col, date_string_col, string_col, timestamp_col
from alltypessmall
where year=2009 and month=4
---- SETUP
DROP PARTITIONS alltypesinsert
---- RESULTS
year=__HIVE_DEFAULT_PARTITION__/month=__HIVE_DEFAULT_PARTITION__/: 25
====
---- QUERY
# Verify contents of alltypesinsert.
select count(*) from alltypesinsert where year is null and month is null
---- TYPES
bigint
---- RESULTS
25
====
---- QUERY
# Verify that dropping NULL partitions works in the SETUP section.
select * from alltypesinsert
---- SETUP
DROP PARTITIONS alltypesinsert
---- TYPES
int, int, int, boolean, tinyint, smallint, int, bigint, float, double, string, string, timestamp
---- RESULTS
====
---- QUERY
# Test NULL partition keys using static partition insert. Year partition key is NULL.
insert overwrite table alltypesinsert
partition(year=NULL, month=10)
select id, bool_col, tinyint_col, smallint_col, int_col, bigint_col, 
float_col, double_col, date_string_col, string_col, timestamp_col
from alltypessmall
where year=2009 and month=4
---- SETUP
DROP PARTITIONS alltypesinsert
---- RESULTS
year=__HIVE_DEFAULT_PARTITION__/month=10/: 25
====
---- QUERY
# Verify contents of alltypesinsert.
select count(*) from alltypesinsert where year is null and month=10
---- TYPES
bigint
---- RESULTS
25
====
---- QUERY
# Test NULL partition keys using static partition insert. Month partition key is NULL.
insert overwrite table alltypesinsert
partition(year=2008, month=NULL)
select id, bool_col, tinyint_col, smallint_col, int_col, bigint_col, 
float_col, double_col, date_string_col, string_col, timestamp_col
from alltypessmall
where year=2009 and month=4
---- SETUP
DROP PARTITIONS alltypesinsert
---- RESULTS
year=2008/month=__HIVE_DEFAULT_PARTITION__/: 25
====
---- QUERY
# Verify contents of alltypesinsert.
select count(*) from alltypesinsert where year=2008 and month is null
---- TYPES
bigint
---- RESULTS
25
====
# Test NULL partition keys using dynamic partition insert.
---- QUERY
insert overwrite table alltypesinsert
partition(year, month)
select id, bool_col, tinyint_col, smallint_col, int_col, bigint_col, 
float_col, double_col, date_string_col, string_col, timestamp_col,
cast(if(bool_col, NULL, 2007) as int) as year, cast(if(tinyint_col % 3 = 0, NULL, 6) as int) as month
from alltypessmall
where year=2009 and month=4
---- RESULTS: VERIFY_IS_EQUAL_SORTED
year=2007/month=6/: 8
year=2007/month=__HIVE_DEFAULT_PARTITION__/: 5
year=__HIVE_DEFAULT_PARTITION__/month=6/: 7
year=__HIVE_DEFAULT_PARTITION__/month=__HIVE_DEFAULT_PARTITION__/: 5
====
---- QUERY
# Verify contents of each new partition in alltypesinsert.
select count(*) from alltypesinsert where year=2007 and month=6
---- TYPES
bigint
---- RESULTS
8
====
---- QUERY
# Verify contents of each new partition in alltypesinsert.
select count(*) from alltypesinsert where year=2007 and month is null
---- TYPES
bigint
---- RESULTS
5
====
---- QUERY
# Verify contents of each new partition in alltypesinsert.
select count(*) from alltypesinsert where year is null and month=6
---- TYPES
bigint
---- RESULTS
7
====
---- QUERY
# Verify contents of each new partition in alltypesinsert.
select count(*) from alltypesinsert where year is null and month is null
---- TYPES
bigint
---- RESULTS
5
====