mirror of
https://github.com/GreptimeTeam/greptimedb.git
synced 2026-01-10 15:22:56 +00:00
143 lines
3.7 KiB
SQL
143 lines
3.7 KiB
SQL
CREATE TABLE numbers_input_df_func (
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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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-- call `sum(abs(number))` where `abs` is DataFusion Function and `sum` is flow function
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CREATE FLOW test_numbers_df_func
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SINK TO out_num_cnt_df_func
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AS
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SELECT sum(abs(number)) FROM numbers_input_df_func GROUP BY tumble(ts, '1 second', '2021-07-01 00:00:00');
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-- SQLNESS SLEEP 500ms
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INSERT INTO numbers_input_df_func
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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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-- sleep a little bit longer to make sure that table is created and data is inserted
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-- SQLNESS SLEEP 3s
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SELECT col_0, window_start, window_end FROM out_num_cnt_df_func;
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-- SQLNESS SLEEP 500ms
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INSERT INTO numbers_input_df_func
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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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-- SQLNESS SLEEP 3s
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SELECT col_0, window_start, window_end FROM out_num_cnt_df_func;
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DROP FLOW test_numbers_df_func;
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DROP TABLE numbers_input_df_func;
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DROP TABLE out_num_cnt_df_func;
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CREATE TABLE numbers_input_df_func (
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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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-- call `abs(sum(number))`to make sure that calling `abs` function(impl by datafusion) on `sum` function(impl by flow) is working
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CREATE FLOW test_numbers_df_func
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SINK TO out_num_cnt_df_func
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AS
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SELECT abs(sum(number)) FROM numbers_input_df_func GROUP BY tumble(ts, '1 second', '2021-07-01 00:00:00');
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-- SQLNESS SLEEP 500ms
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INSERT INTO numbers_input_df_func
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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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-- sleep a little bit longer to make sure that table is created and data is inserted
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-- SQLNESS SLEEP 3s
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SELECT col_0, window_start, window_end FROM out_num_cnt_df_func;
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-- SQLNESS SLEEP 500ms
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INSERT INTO numbers_input_df_func
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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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-- SQLNESS SLEEP 3s
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SELECT col_0, window_start, window_end FROM out_num_cnt_df_func;
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DROP FLOW test_numbers_df_func;
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DROP TABLE numbers_input_df_func;
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DROP TABLE out_num_cnt_df_func;
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-- test date_bin
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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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CREATE FLOW test_numbers
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SINK TO out_num_cnt
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AS
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SELECT max(number) - min(number), date_bin(INTERVAL '1 second', ts, '2021-07-01 00:00:00'::TimestampNanosecond) FROM numbers_input GROUP BY date_bin(INTERVAL '1 second', ts, '2021-07-01 00:00:00'::TimestampNanosecond);
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-- SQLNESS SLEEP 500ms
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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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-- SQLNESS SLEEP 3s
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SELECT col_0, col_1 FROM out_num_cnt;
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-- SQLNESS SLEEP 500ms
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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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-- SQLNESS SLEEP 3s
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SELECT col_0, col_1 FROM out_num_cnt;
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DROP FLOW test_numbers;
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DROP TABLE numbers_input;
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DROP TABLE out_num_cnt;
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-- test date_trunc
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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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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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-- SQLNESS SLEEP 500ms
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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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-- SQLNESS SLEEP 3s
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SELECT col_0, col_1 FROM out_num_cnt;
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-- SQLNESS SLEEP 500ms
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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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-- SQLNESS SLEEP 3s
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SELECT col_0, col_1 FROM out_num_cnt;
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DROP FLOW test_numbers;
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DROP TABLE numbers_input;
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DROP TABLE out_num_cnt;
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