| ==== |
| ---- QUERY |
| # Gets all types including a row with a NULL value. The predicate pushed to |
| # the data source is not actually used, but the second predicate is |
| # evaluated by Impala. |
| select * |
| from alltypes_datasource |
| where float_col != 0 and |
| int_col >= 1990 limit 5 |
| ---- RESULTS |
| 1990,true,0,90,1990,19900,2189,1990,1970-01-01 00:00:01.990000000,'NULL',-999998009,-9999998009,-9999999999.9999998009,-9.9999999999999999999999999999999998009,-99999.98009,1975-06-14 |
| 1991,false,1,91,1991,19910,2190.10009765625,1991,1970-01-01 00:00:01.991000000,'1991',999998008,9999998008,9999999999.9999998008,9.9999999999999999999999999999999998008,99999.98008,1975-06-15 |
| 1992,true,2,92,1992,19920,2191.199951171875,1992,1970-01-01 00:00:01.992000000,'1992',-999998007,-9999998007,-9999999999.9999998007,-9.9999999999999999999999999999999998007,-99999.98007,1975-06-16 |
| 1993,false,3,93,1993,19930,2192.300048828125,1993,1970-01-01 00:00:01.993000000,'1993',999998006,9999998006,9999999999.9999998006,9.9999999999999999999999999999999998006,99999.98006,1975-06-17 |
| 1994,true,4,94,1994,19940,2193.39990234375,1994,1970-01-01 00:00:01.994000000,'1994',-999998005,-9999998005,-9999999999.9999998005,-9.9999999999999999999999999999999998005,-99999.98005,1975-06-18 |
| ---- DBAPI_RESULTS |
| 1990,true,0,90,1990,19900,2189,1990,1970-01-01 00:00:01.990000,'NULL',-999998009,-9999998009,-9999999999.9999998009,-9.9999999999999999999999999999999998009,-99999.98009,1975-06-14 |
| 1991,false,1,91,1991,19910,2190.10009765625,1991,1970-01-01 00:00:01.991000,'1991',999998008,9999998008,9999999999.9999998008,9.9999999999999999999999999999999998008,99999.98008,1975-06-15 |
| 1992,true,2,92,1992,19920,2191.199951171875,1992,1970-01-01 00:00:01.992000,'1992',-999998007,-9999998007,-9999999999.9999998007,-9.9999999999999999999999999999999998007,-99999.98007,1975-06-16 |
| 1993,false,3,93,1993,19930,2192.300048828125,1993,1970-01-01 00:00:01.993000,'1993',999998006,9999998006,9999999999.9999998006,9.9999999999999999999999999999999998006,99999.98006,1975-06-17 |
| 1994,true,4,94,1994,19940,2193.39990234375,1994,1970-01-01 00:00:01.994000,'1994',-999998005,-9999998005,-9999999999.9999998005,-9.9999999999999999999999999999999998005,-99999.98005,1975-06-18 |
| ---- TYPES |
| INT, BOOLEAN, TINYINT, SMALLINT, INT, BIGINT, FLOAT, DOUBLE, TIMESTAMP, STRING, DECIMAL, DECIMAL, DECIMAL, DECIMAL, DECIMAL, DATE |
| ==== |
| ---- QUERY |
| # Project a subset of the columns |
| select bigint_col, timestamp_col, double_col |
| from alltypes_datasource |
| where double_col != 0 and int_col >= 1990 limit 3 |
| ---- RESULTS |
| 19900,1970-01-01 00:00:01.990000000,1990 |
| 19910,1970-01-01 00:00:01.991000000,1991 |
| 19920,1970-01-01 00:00:01.992000000,1992 |
| ---- DBAPI_RESULTS |
| 19900,1970-01-01 00:00:01.990000,1990 |
| 19910,1970-01-01 00:00:01.991000,1991 |
| 19920,1970-01-01 00:00:01.992000,1992 |
| ---- TYPES |
| BIGINT, TIMESTAMP, DOUBLE |
| ==== |
| ---- QUERY |
| # count(*) with a predicate evaluated by Impala |
| select count(*) from alltypes_datasource |
| where float_col = 0 and |
| string_col is not NULL |
| ---- RESULTS |
| 4000 |
| ---- TYPES |
| BIGINT |
| ==== |
| ---- QUERY |
| # count(*) with no predicates has no materialized slots |
| select count(*) from alltypes_datasource |
| ---- RESULTS |
| 5000 |
| ---- TYPES |
| BIGINT |
| ==== |
| ---- QUERY |
| select string_col from alltypes_datasource |
| where string_col = 'VALIDATE_PREDICATES##id LT 1 && id GT 1 && id LE 1 && id GE 1 && int_col EQ 1 && id NE 1' |
| and id < 1 and id > 1 and id <= 1 and id >= 1 and int_col = 1 and id != 1 |
| ---- RESULTS |
| 'SUCCESS' |
| ---- TYPES |
| STRING |
| ==== |
| ---- QUERY |
| select string_col from alltypes_datasource |
| where string_col = 'VALIDATE_PREDICATES##id LT 1 && id GT 1 && id LE 1 && id GE 1 && int_col EQ 1 && id NE 1' |
| and 1 > id and 1 < id and 1 >= id and 1 <= id and 1 = int_col and 1 != id |
| ---- RESULTS |
| 'SUCCESS' |
| ---- TYPES |
| STRING |
| ==== |
| ---- QUERY |
| # Test that <=>, IS DISTINCT FROM, and IS NOT DISTINCT FROM all can be validated |
| # Note the duplicate predicate 1 IS NOT DISTINCT FROM id is removed. |
| select string_col from alltypes_datasource |
| where string_col = 'VALIDATE_PREDICATES##id NOT_DISTINCT 1 && id DISTINCT_FROM 1' |
| and 1 <=> id and 1 IS DISTINCT FROM id and 1 IS NOT DISTINCT FROM id |
| ---- RESULTS |
| 'SUCCESS' |
| ---- TYPES |
| STRING |
| ==== |
| ---- QUERY |
| # Test that <=>, IS DISTINCT FROM, and IS NOT DISTINCT FROM are evaluated just like their |
| # equality counterparts |
| select * from |
| (select count(*) from alltypes_datasource |
| where tinyint_col = 1 and smallint_col = 11) a |
| union all |
| (select count(*) from alltypes_datasource |
| where tinyint_col <=> 1 and smallint_col <=> 11) |
| ---- RESULTS |
| 50 |
| 50 |
| ---- TYPES |
| BIGINT |
| ==== |
| ---- QUERY |
| select * from |
| (select count(*) from alltypes_datasource |
| where smallint_col = 11 and tinyint_col = 1) a |
| union all |
| (select count(*) from alltypes_datasource |
| where smallint_col <=> 11 and tinyint_col <=> 1) |
| ---- RESULTS |
| 500 |
| 500 |
| ---- TYPES |
| BIGINT |
| ==== |
| ---- QUERY |
| select * from |
| (select count(*) from alltypes_datasource |
| where tinyint_col != 1 and smallint_col != 11) a |
| union all |
| (select count(*) from alltypes_datasource |
| where tinyint_col IS DISTINCT FROM 1 and smallint_col IS DISTINCT FROM 11) |
| ---- RESULTS |
| 4950 |
| 4950 |
| ---- TYPES |
| BIGINT |
| ==== |
| ---- QUERY |
| select * from |
| (select count(*) from alltypes_datasource |
| where smallint_col != 11 and tinyint_col != 1) a |
| union all |
| (select count(*) from alltypes_datasource |
| where smallint_col IS DISTINCT FROM 11 and tinyint_col IS DISTINCT FROM 1) |
| ---- RESULTS |
| 4096 |
| 4096 |
| ---- TYPES |
| BIGINT |
| ==== |
