mirror of
https://github.com/GreptimeTeam/greptimedb.git
synced 2026-01-10 07:12:54 +00:00
57d84b9de5
* feat: supports value aliasing in TQL Signed-off-by: Dennis Zhuang <killme2008@gmail.com> * fix: invalid checking Signed-off-by: Dennis Zhuang <killme2008@gmail.com> * chore: remove invalid checking Signed-off-by: Dennis Zhuang <killme2008@gmail.com> * test: add explain test Signed-off-by: Dennis Zhuang <killme2008@gmail.com> * chore: improve parser Signed-off-by: Dennis Zhuang <killme2008@gmail.com> * test: add explain TQL-CTE Signed-off-by: Dennis Zhuang <killme2008@gmail.com> --------- Signed-off-by: Dennis Zhuang <killme2008@gmail.com>
393 lines
13 KiB
Plaintext
393 lines
13 KiB
Plaintext
CREATE TABLE test(i DOUBLE, j TIMESTAMP TIME INDEX, k STRING PRIMARY KEY);
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Affected Rows: 0
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-- insert two points at 1ms and one point at 2ms
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INSERT INTO test VALUES (1, 1, "a"), (1, 1, "b"), (2, 2, "a");
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Affected Rows: 3
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-- SQLNESS SORT_RESULT 2 1
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-- evaluate at 0s, 5s and 10s. No point at 0s.
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TQL EVAL (0, 10, '5s') test;
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+-----+---------------------+---+
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| i | j | k |
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+-----+---------------------+---+
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| 1.0 | 1970-01-01T00:00:05 | b |
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| 1.0 | 1970-01-01T00:00:10 | b |
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| 2.0 | 1970-01-01T00:00:05 | a |
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| 2.0 | 1970-01-01T00:00:10 | a |
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+-----+---------------------+---+
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-- SQLNESS SORT_RESULT 2 1
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TQL EVAL (0, 10, '5s') {__name__="test"};
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+-----+---------------------+---+
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| i | j | k |
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+-----+---------------------+---+
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| 1.0 | 1970-01-01T00:00:05 | b |
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| 1.0 | 1970-01-01T00:00:10 | b |
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| 2.0 | 1970-01-01T00:00:05 | a |
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| 2.0 | 1970-01-01T00:00:10 | a |
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+-----+---------------------+---+
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-- SQLNESS SORT_RESULT 2 1
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TQL EVAL (0, 10, '5s') {__name__="test"} AS test_series;
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+-------------+---+---------------------+
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| test_series | k | j |
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+-------------+---+---------------------+
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| 1.0 | b | 1970-01-01T00:00:05 |
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| 1.0 | b | 1970-01-01T00:00:10 |
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| 2.0 | a | 1970-01-01T00:00:05 |
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| 2.0 | a | 1970-01-01T00:00:10 |
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+-------------+---+---------------------+
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-- SQLNESS SORT_RESULT 2 1
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TQL EVAL (0, 10, '5s') count by (k) (test) AS c;
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+---+---+---------------------+
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| c | k | j |
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+---+---+---------------------+
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| 1 | a | 1970-01-01T00:00:05 |
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| 1 | a | 1970-01-01T00:00:10 |
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| 1 | b | 1970-01-01T00:00:05 |
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| 1 | b | 1970-01-01T00:00:10 |
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+---+---+---------------------+
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-- SQLNESS SORT_RESULT 2 1
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TQL EVAL (0, 10, '5s') test{__schema__="public"};
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+-----+---------------------+---+
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| i | j | k |
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+-----+---------------------+---+
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| 1.0 | 1970-01-01T00:00:05 | b |
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| 1.0 | 1970-01-01T00:00:10 | b |
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| 2.0 | 1970-01-01T00:00:05 | a |
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| 2.0 | 1970-01-01T00:00:10 | a |
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+-----+---------------------+---+
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-- SQLNESS SORT_RESULT 2 1
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TQL EVAL (0, 10, '5s') test{__schema__="greptime_private"};
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+------+-------+
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| time | value |
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+------+-------+
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+------+-------+
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-- SQLNESS SORT_RESULT 2 1
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TQL EVAL (0, 10, '5s') test{__database__="public"};
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+-----+---------------------+---+
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| i | j | k |
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+-----+---------------------+---+
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| 1.0 | 1970-01-01T00:00:05 | b |
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| 1.0 | 1970-01-01T00:00:10 | b |
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| 2.0 | 1970-01-01T00:00:05 | a |
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| 2.0 | 1970-01-01T00:00:10 | a |
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+-----+---------------------+---+
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-- SQLNESS SORT_RESULT 2 1
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TQL EVAL (0, 10, '5s') test{__database__="greptime_private"};
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+------+-------+
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| time | value |
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+------+-------+
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+------+-------+
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-- SQLNESS SORT_RESULT 2 1
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TQL EVAL (0, 10, '5s') {__name__="test", __field__="i"};
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+-----+---+---------------------+
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| i | k | j |
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+-----+---+---------------------+
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| 1.0 | b | 1970-01-01T00:00:05 |
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| 1.0 | b | 1970-01-01T00:00:10 |
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| 2.0 | a | 1970-01-01T00:00:05 |
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| 2.0 | a | 1970-01-01T00:00:10 |
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+-----+---+---------------------+
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-- NOT SUPPORTED: `__name__` matcher without equal condition
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TQL EVAL (0, 10, '5s') {__name__!="test"};
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Error: 2000(InvalidSyntax), vector selector must contain at least one non-empty matcher
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TQL EVAL (0, 10, '5s') {__name__=~"test"};
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Error: 1004(InvalidArguments), Matcher operator =~ is not supported for __name__
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-- the point at 1ms will be shadowed by the point at 2ms
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TQL EVAL (0, 10, '5s') test{k="a"};
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+-----+---------------------+---+
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| i | j | k |
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+-----+---------------------+---+
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| 2.0 | 1970-01-01T00:00:05 | a |
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| 2.0 | 1970-01-01T00:00:10 | a |
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+-----+---------------------+---+
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TQL EVAL (0, 10, '1s', '2s') test{k="a"};
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+-----+---------------------+---+
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| i | j | k |
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+-----+---------------------+---+
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| 2.0 | 1970-01-01T00:00:01 | a |
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| 2.0 | 1970-01-01T00:00:02 | a |
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+-----+---------------------+---+
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-- SQLNESS SORT_RESULT 2 1
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TQL EVAL (0, 10, '0.5') test;
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+-----+-------------------------+---+
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| i | j | k |
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+-----+-------------------------+---+
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| 1.0 | 1970-01-01T00:00:00.500 | b |
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| 1.0 | 1970-01-01T00:00:01 | b |
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| 1.0 | 1970-01-01T00:00:01.500 | b |
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| 1.0 | 1970-01-01T00:00:02 | b |
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| 1.0 | 1970-01-01T00:00:02.500 | b |
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| 1.0 | 1970-01-01T00:00:03 | b |
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| 1.0 | 1970-01-01T00:00:03.500 | b |
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| 1.0 | 1970-01-01T00:00:04 | b |
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| 1.0 | 1970-01-01T00:00:04.500 | b |
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| 1.0 | 1970-01-01T00:00:05 | b |
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| 1.0 | 1970-01-01T00:00:05.500 | b |
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| 1.0 | 1970-01-01T00:00:06 | b |
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| 1.0 | 1970-01-01T00:00:06.500 | b |
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| 1.0 | 1970-01-01T00:00:07 | b |
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| 1.0 | 1970-01-01T00:00:07.500 | b |
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| 1.0 | 1970-01-01T00:00:08 | b |
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| 1.0 | 1970-01-01T00:00:08.500 | b |
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| 1.0 | 1970-01-01T00:00:09 | b |
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| 1.0 | 1970-01-01T00:00:09.500 | b |
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| 1.0 | 1970-01-01T00:00:10 | b |
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| 2.0 | 1970-01-01T00:00:00.500 | a |
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| 2.0 | 1970-01-01T00:00:01 | a |
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| 2.0 | 1970-01-01T00:00:01.500 | a |
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| 2.0 | 1970-01-01T00:00:02 | a |
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| 2.0 | 1970-01-01T00:00:02.500 | a |
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| 2.0 | 1970-01-01T00:00:03 | a |
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| 2.0 | 1970-01-01T00:00:03.500 | a |
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| 2.0 | 1970-01-01T00:00:04 | a |
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| 2.0 | 1970-01-01T00:00:04.500 | a |
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| 2.0 | 1970-01-01T00:00:05 | a |
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| 2.0 | 1970-01-01T00:00:05.500 | a |
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| 2.0 | 1970-01-01T00:00:06 | a |
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| 2.0 | 1970-01-01T00:00:06.500 | a |
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| 2.0 | 1970-01-01T00:00:07 | a |
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| 2.0 | 1970-01-01T00:00:07.500 | a |
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| 2.0 | 1970-01-01T00:00:08 | a |
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| 2.0 | 1970-01-01T00:00:08.500 | a |
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| 2.0 | 1970-01-01T00:00:09 | a |
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| 2.0 | 1970-01-01T00:00:09.500 | a |
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| 2.0 | 1970-01-01T00:00:10 | a |
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+-----+-------------------------+---+
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-- SQLNESS SORT_RESULT 2 1
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TQL EVAL (0, 10, 0.5) test;
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+-----+-------------------------+---+
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| i | j | k |
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+-----+-------------------------+---+
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| 1.0 | 1970-01-01T00:00:00.500 | b |
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| 1.0 | 1970-01-01T00:00:01 | b |
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| 1.0 | 1970-01-01T00:00:01.500 | b |
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| 1.0 | 1970-01-01T00:00:02 | b |
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| 1.0 | 1970-01-01T00:00:02.500 | b |
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| 1.0 | 1970-01-01T00:00:03 | b |
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| 1.0 | 1970-01-01T00:00:03.500 | b |
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| 1.0 | 1970-01-01T00:00:04 | b |
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| 1.0 | 1970-01-01T00:00:04.500 | b |
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| 1.0 | 1970-01-01T00:00:05 | b |
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| 1.0 | 1970-01-01T00:00:05.500 | b |
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| 1.0 | 1970-01-01T00:00:06 | b |
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| 1.0 | 1970-01-01T00:00:06.500 | b |
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| 1.0 | 1970-01-01T00:00:07 | b |
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| 1.0 | 1970-01-01T00:00:07.500 | b |
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| 1.0 | 1970-01-01T00:00:08 | b |
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| 1.0 | 1970-01-01T00:00:08.500 | b |
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| 1.0 | 1970-01-01T00:00:09 | b |
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| 1.0 | 1970-01-01T00:00:09.500 | b |
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| 1.0 | 1970-01-01T00:00:10 | b |
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| 2.0 | 1970-01-01T00:00:00.500 | a |
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| 2.0 | 1970-01-01T00:00:01 | a |
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| 2.0 | 1970-01-01T00:00:01.500 | a |
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| 2.0 | 1970-01-01T00:00:02 | a |
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| 2.0 | 1970-01-01T00:00:02.500 | a |
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| 2.0 | 1970-01-01T00:00:03 | a |
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| 2.0 | 1970-01-01T00:00:03.500 | a |
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| 2.0 | 1970-01-01T00:00:04 | a |
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| 2.0 | 1970-01-01T00:00:04.500 | a |
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| 2.0 | 1970-01-01T00:00:05 | a |
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| 2.0 | 1970-01-01T00:00:05.500 | a |
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| 2.0 | 1970-01-01T00:00:06 | a |
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| 2.0 | 1970-01-01T00:00:06.500 | a |
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| 2.0 | 1970-01-01T00:00:07 | a |
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| 2.0 | 1970-01-01T00:00:07.500 | a |
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| 2.0 | 1970-01-01T00:00:08 | a |
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| 2.0 | 1970-01-01T00:00:08.500 | a |
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| 2.0 | 1970-01-01T00:00:09 | a |
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| 2.0 | 1970-01-01T00:00:09.500 | a |
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| 2.0 | 1970-01-01T00:00:10 | a |
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+-----+-------------------------+---+
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TQL EVAL ('1970-01-01T00:00:00'::timestamp, '1970-01-01T00:00:00'::timestamp + '10 seconds'::interval, '1s') test{k="a"};
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+-----+---------------------+---+
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| i | j | k |
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+-----+---------------------+---+
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| 2.0 | 1970-01-01T00:00:01 | a |
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| 2.0 | 1970-01-01T00:00:02 | a |
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| 2.0 | 1970-01-01T00:00:03 | a |
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| 2.0 | 1970-01-01T00:00:04 | a |
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| 2.0 | 1970-01-01T00:00:05 | a |
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| 2.0 | 1970-01-01T00:00:06 | a |
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| 2.0 | 1970-01-01T00:00:07 | a |
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| 2.0 | 1970-01-01T00:00:08 | a |
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| 2.0 | 1970-01-01T00:00:09 | a |
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| 2.0 | 1970-01-01T00:00:10 | a |
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+-----+---------------------+---+
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TQL EVAL (now() - now(), now() - (now() - '10 seconds'::interval), '1s') test{k="a"};
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+-----+---------------------+---+
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| i | j | k |
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+-----+---------------------+---+
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| 2.0 | 1970-01-01T00:00:01 | a |
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| 2.0 | 1970-01-01T00:00:02 | a |
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| 2.0 | 1970-01-01T00:00:03 | a |
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| 2.0 | 1970-01-01T00:00:04 | a |
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| 2.0 | 1970-01-01T00:00:05 | a |
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| 2.0 | 1970-01-01T00:00:06 | a |
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| 2.0 | 1970-01-01T00:00:07 | a |
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| 2.0 | 1970-01-01T00:00:08 | a |
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| 2.0 | 1970-01-01T00:00:09 | a |
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| 2.0 | 1970-01-01T00:00:10 | a |
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+-----+---------------------+---+
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DROP TABLE test;
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Affected Rows: 0
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CREATE TABLE test (`Field_I` DOUBLE, `Ts_J` TIMESTAMP TIME INDEX, `Tag_K` STRING PRIMARY KEY);
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Affected Rows: 0
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INSERT INTO test VALUES (1, 1, "a"), (1, 1, "b"), (2, 2, "a");
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Affected Rows: 3
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-- SQLNESS SORT_RESULT 2 1
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TQL EVAL (0, 10, '5s') test{__field__="Field_I"};
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+---------+-------+---------------------+
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| Field_I | Tag_K | Ts_J |
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+---------+-------+---------------------+
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| 1.0 | b | 1970-01-01T00:00:05 |
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| 1.0 | b | 1970-01-01T00:00:10 |
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| 2.0 | a | 1970-01-01T00:00:05 |
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| 2.0 | a | 1970-01-01T00:00:10 |
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+---------+-------+---------------------+
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TQL EVAL (0, 10, '5s') test{__field__="field_i"};
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Error: 1004(InvalidArguments), Cannot find column field_i
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drop table test;
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Affected Rows: 0
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CREATE TABLE metrics(val DOUBLE, ts TIMESTAMP TIME INDEX, host STRING PRIMARY KEY);
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Affected Rows: 0
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-- Insert sample data with fixed timestamps for predictable testing
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INSERT INTO metrics VALUES
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(10.0, '2024-01-01 00:00:00', 'host1'),
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(15.0, '2024-01-01 06:00:00', 'host1'),
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(20.0, '2024-01-01 12:00:00', 'host1'),
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(25.0, '2024-01-01 18:00:00', 'host1'),
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(30.0, '2024-01-02 00:00:00', 'host1'),
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(35.0, '2024-01-02 06:00:00', 'host1'),
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(40.0, '2024-01-02 12:00:00', 'host1'),
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(12.0, '2024-01-01 02:00:00', 'host2'),
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(18.0, '2024-01-01 08:00:00', 'host2'),
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(22.0, '2024-01-01 14:00:00', 'host2');
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Affected Rows: 10
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-- Test TQL with date_trunc function
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-- SQLNESS SORT_RESULT 2 1
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TQL EVAL (date_trunc('day', '2024-01-01 10:00:00'::timestamp),
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date_trunc('day', '2024-01-02 10:00:00'::timestamp),
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'6h') last_over_time(metrics[12h]);
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+---------------------+-----------------------------------+-------+
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| ts | prom_last_over_time(ts_range,val) | host |
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+---------------------+-----------------------------------+-------+
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| 2024-01-01T00:00:00 | 10.0 | host1 |
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| 2024-01-01T06:00:00 | 12.0 | host2 |
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| 2024-01-01T06:00:00 | 15.0 | host1 |
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| 2024-01-01T12:00:00 | 18.0 | host2 |
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| 2024-01-01T12:00:00 | 20.0 | host1 |
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| 2024-01-01T18:00:00 | 22.0 | host2 |
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| 2024-01-01T18:00:00 | 25.0 | host1 |
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| 2024-01-02T00:00:00 | 22.0 | host2 |
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| 2024-01-02T00:00:00 | 25.0 | host1 |
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+---------------------+-----------------------------------+-------+
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-- Test TQL with date_trunc and interval arithmetic (now() - interval '1' day pattern)
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-- SQLNESS SORT_RESULT 2 1
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TQL EVAL (date_trunc('day', '2024-01-02 00:00:00'::timestamp) - interval '1' day,
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date_trunc('day', '2024-01-02 00:00:00'::timestamp),
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'4h') metrics{host="host1"};
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+------+---------------------+-------+
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| val | ts | host |
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+------+---------------------+-------+
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| 10.0 | 2024-01-01T00:00:00 | host1 |
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| 20.0 | 2024-01-01T12:00:00 | host1 |
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+------+---------------------+-------+
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-- Test TQL with hour-based queries
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-- SQLNESS SORT_RESULT 2 1
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TQL EVAL ('2024-01-01 06:00:00'::timestamp,
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'2024-01-01 18:00:00'::timestamp,
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'3h',
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'6h') metrics;
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+------+---------------------+-------+
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| val | ts | host |
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+------+---------------------+-------+
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| 12.0 | 2024-01-01T06:00:00 | host2 |
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| 15.0 | 2024-01-01T06:00:00 | host1 |
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| 15.0 | 2024-01-01T09:00:00 | host1 |
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| 18.0 | 2024-01-01T09:00:00 | host2 |
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| 18.0 | 2024-01-01T12:00:00 | host2 |
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| 20.0 | 2024-01-01T12:00:00 | host1 |
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| 20.0 | 2024-01-01T15:00:00 | host1 |
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| 22.0 | 2024-01-01T15:00:00 | host2 |
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| 22.0 | 2024-01-01T18:00:00 | host2 |
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| 25.0 | 2024-01-01T18:00:00 | host1 |
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+------+---------------------+-------+
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-- Test TQL with complex interval arithmetic
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-- SQLNESS SORT_RESULT 2 1
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TQL EVAL ('2024-01-01 00:00:00'::timestamp + interval '12' hour,
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'2024-01-02 00:00:00'::timestamp - interval '6' hour,
|
|
'6h',
|
|
'6h') metrics{host="host2"};
|
|
|
|
+------+---------------------+-------+
|
|
| val | ts | host |
|
|
+------+---------------------+-------+
|
|
| 18.0 | 2024-01-01T12:00:00 | host2 |
|
|
| 22.0 | 2024-01-01T18:00:00 | host2 |
|
|
+------+---------------------+-------+
|
|
|
|
DROP TABLE metrics;
|
|
|
|
Affected Rows: 0
|
|
|