mirror of
https://github.com/GreptimeTeam/greptimedb.git
synced 2026-01-06 21:32:58 +00:00
123 lines
2.6 KiB
Plaintext
123 lines
2.6 KiB
Plaintext
CREATE TABLE numbers_input (
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number INT,
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ts TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
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PRIMARY KEY(number),
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TIME INDEX(ts)
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);
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Affected Rows: 0
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CREATE FLOW test_numbers
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SINK TO out_num_cnt
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AS
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SELECT sum(number) FROM numbers_input GROUP BY tumble(ts, '1 second', '2021-07-01 00:00:00');
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Affected Rows: 0
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INSERT INTO numbers_input
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VALUES
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(20, "2021-07-01 00:00:00.200"),
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(22, "2021-07-01 00:00:00.600");
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Affected Rows: 2
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-- SQLNESS SLEEP 3s
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SELECT col_0, window_start, window_end FROM out_num_cnt;
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+-------+---------------------+---------------------+
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| col_0 | window_start | window_end |
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+-------+---------------------+---------------------+
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| 42 | 2021-07-01T00:00:00 | 2021-07-01T00:00:01 |
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+-------+---------------------+---------------------+
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INSERT INTO numbers_input
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VALUES
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(23,"2021-07-01 00:00:01.000"),
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(24,"2021-07-01 00:00:01.500");
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Affected Rows: 2
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-- SQLNESS SLEEP 2s
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SELECT col_0, window_start, window_end FROM out_num_cnt;
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+-------+---------------------+---------------------+
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| col_0 | window_start | window_end |
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+-------+---------------------+---------------------+
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| 42 | 2021-07-01T00:00:00 | 2021-07-01T00:00:01 |
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| 47 | 2021-07-01T00:00:01 | 2021-07-01T00:00:02 |
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+-------+---------------------+---------------------+
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DROP FLOW test_numbers;
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Affected Rows: 0
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DROP TABLE numbers_input;
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Affected Rows: 0
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DROP TABLE out_num_cnt;
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Affected Rows: 0
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CREATE TABLE numbers_input (
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number INT,
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ts TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
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PRIMARY KEY(number),
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TIME INDEX(ts)
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);
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Affected Rows: 0
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CREATE FLOW test_numbers
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SINK TO out_num_cnt
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AS
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SELECT date_trunc('second', ts), sum(number) FROM numbers_input GROUP BY date_trunc('second', ts);
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Affected Rows: 0
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INSERT INTO numbers_input
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VALUES
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(20, "2021-07-01 00:00:00.200"),
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(22, "2021-07-01 00:00:00.600");
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Affected Rows: 2
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-- SQLNESS SLEEP 3s
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SELECT col_0, col_1 FROM out_num_cnt;
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+---------------------+-------+
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| col_0 | col_1 |
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+---------------------+-------+
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| 2021-07-01T00:00:00 | 42 |
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+---------------------+-------+
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INSERT INTO numbers_input
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VALUES
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(23,"2021-07-01 00:00:01.000"),
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(24,"2021-07-01 00:00:01.500");
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Affected Rows: 2
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-- SQLNESS SLEEP 2s
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SELECT col_0, col_1 FROM out_num_cnt;
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+---------------------+-------+
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| col_0 | col_1 |
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+---------------------+-------+
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| 2021-07-01T00:00:00 | 42 |
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| 2021-07-01T00:00:01 | 47 |
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+---------------------+-------+
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DROP FLOW test_numbers;
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Affected Rows: 0
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DROP TABLE numbers_input;
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Affected Rows: 0
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DROP TABLE out_num_cnt;
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Affected Rows: 0
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