Files
greptimedb/tests/cases/standalone/common/promql/scalar.sql
2024-04-23 11:16:40 +00:00

105 lines
2.9 KiB
SQL

CREATE TABLE host (
ts timestamp(3) time index,
host STRING PRIMARY KEY,
val BIGINT,
);
INSERT INTO TABLE host VALUES
(0, 'host1', 1),
(0, 'host2', 2),
(5000, 'host1', 3),
(5000, 'host2', 4),
(10000, 'host1', 5),
(10000, 'host2', 6),
(15000, 'host1', 7),
(15000, 'host2', 8);
-- case only have one time series, scalar return value
-- SQLNESS SORT_RESULT 3 1
TQL EVAL (0, 15, '5s') scalar(host{host="host1"});
-- SQLNESS SORT_RESULT 3 1
TQL EVAL (0, 15, '5s') scalar(host{host="host1"}) + 1;
-- SQLNESS SORT_RESULT 3 1
TQL EVAL (0, 15, '5s') 1 + scalar(host{host="host1"});
-- SQLNESS SORT_RESULT 3 1
TQL EVAL (0, 15, '5s') scalar(host{host="host1"}) + scalar(host{host="host2"});
-- SQLNESS SORT_RESULT 3 1
TQL EVAL (0, 15, '5s') host{host="host1"} + scalar(host{host="host2"});
-- SQLNESS SORT_RESULT 3 1
TQL EVAL (0, 15, '5s') scalar(host{host="host1"}) + host{host="host2"};
-- SQLNESS SORT_RESULT 3 1
TQL EVAL (0, 15, '5s') host + scalar(host{host="host2"});
-- SQLNESS SORT_RESULT 3 1
TQL EVAL (0, 15, '5s') scalar(host{host="host1"}) + host;
-- SQLNESS SORT_RESULT 3 1
TQL EVAL (0, 15, '5s') scalar(count(count(host) by (host)));
-- SQLNESS SORT_RESULT 3 1
TQL EVAL (0, 15, '5s') scalar(host{host="host1"} + scalar(host{host="host2"}));
-- SQLNESS SORT_RESULT 3 1
TQL EVAL (0, 15, '5s') scalar(scalar(host{host="host2"}) + host{host="host1"});
-- SQLNESS SORT_RESULT 3 1
TQL EVAL (0, 15, '5s') scalar(host + scalar(host{host="host2"}));
-- SQLNESS SORT_RESULT 3 1
TQL EVAL (0, 15, '5s') scalar(scalar(host{host="host2"}) + host);
-- case have multiple time series, scalar return NaN
-- SQLNESS SORT_RESULT 3 1
TQL EVAL (0, 15, '5s') scalar(host);
-- SQLNESS SORT_RESULT 3 1
TQL EVAL (0, 15, '5s') scalar(host) + 1;
-- SQLNESS SORT_RESULT 3 1
TQL EVAL (0, 15, '5s') 1 + scalar(host);
-- SQLNESS SORT_RESULT 3 1
TQL EVAL (0, 15, '5s') scalar(host) + scalar(host);
-- SQLNESS SORT_RESULT 3 1
TQL EVAL (0, 15, '5s') host + scalar(host);
-- SQLNESS SORT_RESULT 3 1
TQL EVAL (0, 15, '5s') scalar(host) + host;
-- SQLNESS SORT_RESULT 3 1
TQL EVAL (0, 15, '5s') host{host="host2"} + scalar(host);
-- SQLNESS SORT_RESULT 3 1
TQL EVAL (0, 15, '5s') scalar(host) + host{host="host2"};
-- SQLNESS SORT_RESULT 3 1
TQL EVAL (0, 15, '5s') scalar(host{host="host1"} + scalar(host));
-- No data input in scalar
TQL EVAL (350, 360, '5s') scalar(host{host="host1"});
DELETE from host where ts = 0;
-- Under this case, InstantManipulate will input a valid record batch but output a empty record batch (because no data will be selected in this batch)
-- Test input a empty record batch to ScalarCalculate plan
TQL EVAL (0, 1600, '6m40s') scalar(host{host="host1"});
-- error case
TQL EVAL (0, 15, '5s') scalar(1 + scalar(host{host="host2"}));
TQL EVAL (0, 15, '5s') scalar(scalar(host{host="host2"}) + 1);
TQL EVAL (0, 15, '5s') scalar(scalar(host{host="host1"}) + scalar(host{host="host2"}));
Drop table host;