Files
greptimedb/tests/cases/standalone/common/promql/label.result
dennis zhuang 4337e20010 feat: impl label_join and label_replace for promql (#5153)
* feat: impl label_join and label_replace for promql

* chore: style

* fix: dst_label is eqauls to src_label

* fix: forgot to sort the results

* fix: processing empty source label
2024-12-20 14:12:19 +08:00

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CREATE TABLE test (
ts timestamp(3) time index,
host STRING,
idc STRING,
val BIGINT,
PRIMARY KEY(host, idc),
);
Affected Rows: 0
INSERT INTO TABLE test VALUES
(0, 'host1', 'idc1', 1),
(0, 'host2', 'idc1', 2),
(5000, 'host1', 'idc2:zone1',3),
(5000, 'host2', 'idc2',4),
(10000, 'host1', 'idc3:zone2',5),
(10000, 'host2', 'idc3',6),
(15000, 'host1', 'idc4:zone3',7),
(15000, 'host2', 'idc4',8);
Affected Rows: 8
-- Missing source labels --
TQL EVAL (0, 15, '5s') label_join(test{host="host1"}, "new_host", "-");
Error: 1004(InvalidArguments), Invalid function argument for label_join
-- dst_label is equal to source label --
-- SQLNESS SORT_RESULT 3 1
TQL EVAL (0, 15, '5s') label_join(test{host="host1"}, "host", "-", "host");
+---------------------+-----+-------+------------+
| ts | val | host | idc |
+---------------------+-----+-------+------------+
| 1970-01-01T00:00:00 | 1 | host1 | idc1 |
| 1970-01-01T00:00:05 | 1 | host1 | idc1 |
| 1970-01-01T00:00:05 | 3 | host1 | idc2:zone1 |
| 1970-01-01T00:00:10 | 1 | host1 | idc1 |
| 1970-01-01T00:00:10 | 3 | host1 | idc2:zone1 |
| 1970-01-01T00:00:10 | 5 | host1 | idc3:zone2 |
| 1970-01-01T00:00:15 | 1 | host1 | idc1 |
| 1970-01-01T00:00:15 | 3 | host1 | idc2:zone1 |
| 1970-01-01T00:00:15 | 5 | host1 | idc3:zone2 |
| 1970-01-01T00:00:15 | 7 | host1 | idc4:zone3 |
+---------------------+-----+-------+------------+
-- dst_label is in source labels --
-- SQLNESS SORT_RESULT 3 1
TQL EVAL (0, 15, '5s') label_join(test{host="host1"}, "host", "-", "idc", "host");
+---------------------+-----+------------------+------------+
| ts | val | host | idc |
+---------------------+-----+------------------+------------+
| 1970-01-01T00:00:00 | 1 | idc1-host1 | idc1 |
| 1970-01-01T00:00:05 | 1 | idc1-host1 | idc1 |
| 1970-01-01T00:00:05 | 3 | idc2:zone1-host1 | idc2:zone1 |
| 1970-01-01T00:00:10 | 1 | idc1-host1 | idc1 |
| 1970-01-01T00:00:10 | 3 | idc2:zone1-host1 | idc2:zone1 |
| 1970-01-01T00:00:10 | 5 | idc3:zone2-host1 | idc3:zone2 |
| 1970-01-01T00:00:15 | 1 | idc1-host1 | idc1 |
| 1970-01-01T00:00:15 | 3 | idc2:zone1-host1 | idc2:zone1 |
| 1970-01-01T00:00:15 | 5 | idc3:zone2-host1 | idc3:zone2 |
| 1970-01-01T00:00:15 | 7 | idc4:zone3-host1 | idc4:zone3 |
+---------------------+-----+------------------+------------+
-- test the empty source label --
-- SQLNESS SORT_RESULT 3 1
TQL EVAL (0, 15, '5s') label_join(test{host="host1"}, "host", "-", "");
+---------------------+-----+------+------------+
| ts | val | host | idc |
+---------------------+-----+------+------------+
| 1970-01-01T00:00:00 | 1 | | idc1 |
| 1970-01-01T00:00:05 | 1 | | idc1 |
| 1970-01-01T00:00:05 | 3 | | idc2:zone1 |
| 1970-01-01T00:00:10 | 1 | | idc1 |
| 1970-01-01T00:00:10 | 3 | | idc2:zone1 |
| 1970-01-01T00:00:10 | 5 | | idc3:zone2 |
| 1970-01-01T00:00:15 | 1 | | idc1 |
| 1970-01-01T00:00:15 | 3 | | idc2:zone1 |
| 1970-01-01T00:00:15 | 5 | | idc3:zone2 |
| 1970-01-01T00:00:15 | 7 | | idc4:zone3 |
+---------------------+-----+------+------------+
-- SQLNESS SORT_RESULT 3 1
TQL EVAL (0, 15, '5s') label_join(test{host="host1"}, "new_host", "-", "idc", "host");
+---------------------+-----+------------------+-------+------------+
| ts | val | new_host | host | idc |
+---------------------+-----+------------------+-------+------------+
| 1970-01-01T00:00:00 | 1 | idc1-host1 | host1 | idc1 |
| 1970-01-01T00:00:05 | 1 | idc1-host1 | host1 | idc1 |
| 1970-01-01T00:00:05 | 3 | idc2:zone1-host1 | host1 | idc2:zone1 |
| 1970-01-01T00:00:10 | 1 | idc1-host1 | host1 | idc1 |
| 1970-01-01T00:00:10 | 3 | idc2:zone1-host1 | host1 | idc2:zone1 |
| 1970-01-01T00:00:10 | 5 | idc3:zone2-host1 | host1 | idc3:zone2 |
| 1970-01-01T00:00:15 | 1 | idc1-host1 | host1 | idc1 |
| 1970-01-01T00:00:15 | 3 | idc2:zone1-host1 | host1 | idc2:zone1 |
| 1970-01-01T00:00:15 | 5 | idc3:zone2-host1 | host1 | idc3:zone2 |
| 1970-01-01T00:00:15 | 7 | idc4:zone3-host1 | host1 | idc4:zone3 |
+---------------------+-----+------------------+-------+------------+
-- SQLNESS SORT_RESULT 3 1
TQL EVAL (0, 15, '5s') label_replace(test{host="host1"}, "new_idc", "$2", "idc", "(.*):(.*)");
+---------------------+-----+---------+-------+------------+
| ts | val | new_idc | host | idc |
+---------------------+-----+---------+-------+------------+
| 1970-01-01T00:00:00 | 1 | idc1 | host1 | idc1 |
| 1970-01-01T00:00:05 | 1 | idc1 | host1 | idc1 |
| 1970-01-01T00:00:05 | 3 | zone1 | host1 | idc2:zone1 |
| 1970-01-01T00:00:10 | 1 | idc1 | host1 | idc1 |
| 1970-01-01T00:00:10 | 3 | zone1 | host1 | idc2:zone1 |
| 1970-01-01T00:00:10 | 5 | zone2 | host1 | idc3:zone2 |
| 1970-01-01T00:00:15 | 1 | idc1 | host1 | idc1 |
| 1970-01-01T00:00:15 | 3 | zone1 | host1 | idc2:zone1 |
| 1970-01-01T00:00:15 | 5 | zone2 | host1 | idc3:zone2 |
| 1970-01-01T00:00:15 | 7 | zone3 | host1 | idc4:zone3 |
+---------------------+-----+---------+-------+------------+
-- SQLNESS SORT_RESULT 3 1
TQL EVAL (0, 15, '5s') label_replace(test{host="host1"}, "new_idc", "idc99", "idc", "idc2.*");
+---------------------+-----+------------+-------+------------+
| ts | val | new_idc | host | idc |
+---------------------+-----+------------+-------+------------+
| 1970-01-01T00:00:00 | 1 | idc1 | host1 | idc1 |
| 1970-01-01T00:00:05 | 1 | idc1 | host1 | idc1 |
| 1970-01-01T00:00:05 | 3 | idc99 | host1 | idc2:zone1 |
| 1970-01-01T00:00:10 | 1 | idc1 | host1 | idc1 |
| 1970-01-01T00:00:10 | 3 | idc99 | host1 | idc2:zone1 |
| 1970-01-01T00:00:10 | 5 | idc3:zone2 | host1 | idc3:zone2 |
| 1970-01-01T00:00:15 | 1 | idc1 | host1 | idc1 |
| 1970-01-01T00:00:15 | 3 | idc99 | host1 | idc2:zone1 |
| 1970-01-01T00:00:15 | 5 | idc3:zone2 | host1 | idc3:zone2 |
| 1970-01-01T00:00:15 | 7 | idc4:zone3 | host1 | idc4:zone3 |
+---------------------+-----+------------+-------+------------+
-- SQLNESS SORT_RESULT 3 1
TQL EVAL (0, 15, '5s') label_replace(test{host="host2"}, "new_idc", "$2", "idc", "(.*):(.*)");
+---------------------+-----+---------+-------+------+
| ts | val | new_idc | host | idc |
+---------------------+-----+---------+-------+------+
| 1970-01-01T00:00:00 | 2 | idc1 | host2 | idc1 |
| 1970-01-01T00:00:05 | 2 | idc1 | host2 | idc1 |
| 1970-01-01T00:00:05 | 4 | idc2 | host2 | idc2 |
| 1970-01-01T00:00:10 | 2 | idc1 | host2 | idc1 |
| 1970-01-01T00:00:10 | 4 | idc2 | host2 | idc2 |
| 1970-01-01T00:00:10 | 6 | idc3 | host2 | idc3 |
| 1970-01-01T00:00:15 | 2 | idc1 | host2 | idc1 |
| 1970-01-01T00:00:15 | 4 | idc2 | host2 | idc2 |
| 1970-01-01T00:00:15 | 6 | idc3 | host2 | idc3 |
| 1970-01-01T00:00:15 | 8 | idc4 | host2 | idc4 |
+---------------------+-----+---------+-------+------+
-- dst_label is equal to source label --
-- SQLNESS SORT_RESULT 3 1
TQL EVAL (0, 15, '5s') label_replace(test{host="host2"}, "idc", "$2", "idc", "(.*):(.*)");
+---------------------+-----+------+-------+
| ts | val | idc | host |
+---------------------+-----+------+-------+
| 1970-01-01T00:00:00 | 2 | idc1 | host2 |
| 1970-01-01T00:00:05 | 2 | idc1 | host2 |
| 1970-01-01T00:00:05 | 4 | idc2 | host2 |
| 1970-01-01T00:00:10 | 2 | idc1 | host2 |
| 1970-01-01T00:00:10 | 4 | idc2 | host2 |
| 1970-01-01T00:00:10 | 6 | idc3 | host2 |
| 1970-01-01T00:00:15 | 2 | idc1 | host2 |
| 1970-01-01T00:00:15 | 4 | idc2 | host2 |
| 1970-01-01T00:00:15 | 6 | idc3 | host2 |
| 1970-01-01T00:00:15 | 8 | idc4 | host2 |
+---------------------+-----+------+-------+
-- test the empty source label --
-- TODO(dennis): we can't remove the label currently --
-- SQLNESS SORT_RESULT 3 1
TQL EVAL (0, 15, '5s') label_replace(test{host="host2"}, "idc", "", "", "");
+---------------------+-----+-----+-------+
| ts | val | idc | host |
+---------------------+-----+-----+-------+
| 1970-01-01T00:00:00 | 2 | | host2 |
| 1970-01-01T00:00:05 | 2 | | host2 |
| 1970-01-01T00:00:05 | 4 | | host2 |
| 1970-01-01T00:00:10 | 2 | | host2 |
| 1970-01-01T00:00:10 | 4 | | host2 |
| 1970-01-01T00:00:10 | 6 | | host2 |
| 1970-01-01T00:00:15 | 2 | | host2 |
| 1970-01-01T00:00:15 | 4 | | host2 |
| 1970-01-01T00:00:15 | 6 | | host2 |
| 1970-01-01T00:00:15 | 8 | | host2 |
+---------------------+-----+-----+-------+
DROP TABLE test;
Affected Rows: 0