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Change-Id: I2ed606ba398990ab05afa3301b6356c6a636e2bb Reviewed-on: http://gerrit.ent.cloudera.com:8080/2521 Reviewed-by: Matthew Jacobs <mj@cloudera.com> Tested-by: jenkins (cherry picked from commit 55061f6953956f45d433fe227ded539a648e3f9c) Reviewed-on: http://gerrit.ent.cloudera.com:8080/2536
60 lines
2.1 KiB
Plaintext
60 lines
2.1 KiB
Plaintext
====
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---- QUERY
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# Gets all types including a row with a NULL value. The predicate pushed to
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# the data source is not actually used, but the second predicate is
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# evaluated by Impala.
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select *
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from alltypes_datasource
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where float_col != 0 and
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int_col >= 1990 limit 5
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---- RESULTS
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1990,true,0,90,1990,19900,2189,1990,1970-01-01 00:00:01.990000000,'NULL'
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1991,false,1,91,1991,19910,2190.10009765625,1991,1970-01-01 00:00:01.991000000,'1991'
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1992,true,2,92,1992,19920,2191.199951171875,1992,1970-01-01 00:00:01.992000000,'1992'
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1993,false,3,93,1993,19930,2192.300048828125,1993,1970-01-01 00:00:01.993000000,'1993'
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1994,true,4,94,1994,19940,2193.39990234375,1994,1970-01-01 00:00:01.994000000,'1994'
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---- TYPES
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INT, BOOLEAN, TINYINT, SMALLINT, INT, BIGINT, FLOAT, DOUBLE, TIMESTAMP, STRING
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====
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---- QUERY
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# Project a subset of the columns
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select bigint_col, timestamp_col, double_col
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from alltypes_datasource
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where double_col != 0 and int_col >= 1990 limit 3
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---- RESULTS
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19900,1970-01-01 00:00:01.990000000,1990
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19910,1970-01-01 00:00:01.991000000,1991
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19920,1970-01-01 00:00:01.992000000,1992
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---- TYPES
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BIGINT, TIMESTAMP, DOUBLE
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====
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---- QUERY
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# count(*) with a predicate evaluated by Impala
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select count(*) from alltypes_datasource
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where float_col = 0 and
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string_col is not NULL
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---- RESULTS
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4000
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---- TYPES
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BIGINT
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====
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---- QUERY
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# count(*) with no predicates has no materialized slots
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select count(*) from alltypes_datasource
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---- RESULTS
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5000
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---- TYPES
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BIGINT
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====
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---- QUERY
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# Test decimal values. The test data source returns very large and very small values.
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select * from decimal_datasource limit 5
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---- RESULTS
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-999999999,-9999999999,-9999999999.9999999999,-9.9999999999999999999999999999999999999,-99999.99999
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999999998,9999999998,9999999999.9999999998,9.9999999999999999999999999999999999998,99999.99998
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-999999997,-9999999997,-9999999999.9999999997,-9.9999999999999999999999999999999999997,-99999.99997
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999999996,9999999996,9999999999.9999999996,9.9999999999999999999999999999999999996,99999.99996
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-999999995,-9999999995,-9999999999.9999999995,-9.9999999999999999999999999999999999995,-99999.99995
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---- TYPES
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DECIMAL, DECIMAL, DECIMAL, DECIMAL, DECIMAL
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==== |