mirror of
https://github.com/GreptimeTeam/greptimedb.git
synced 2026-01-13 16:52:56 +00:00
335 lines
7.9 KiB
Plaintext
335 lines
7.9 KiB
Plaintext
-- test null handling in flow
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-- test null handling in value part of key-value pair
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CREATE TABLE requests (
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service_name STRING,
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service_ip STRING,
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val INT,
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ts TIMESTAMP TIME INDEX
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);
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Affected Rows: 0
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CREATE TABLE sum_val_in_reqs (
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sum_val INT64,
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ts TIMESTAMP TIME INDEX
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);
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Affected Rows: 0
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CREATE FLOW requests_long_term SINK TO sum_val_in_reqs AS
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SELECT
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sum(val) as sum_val,
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date_bin(INTERVAL '30 seconds', ts) as time_window,
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FROM
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requests
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GROUP BY
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time_window;
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Affected Rows: 0
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INSERT INTO
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requests
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VALUES
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(NULL, "10.0.0.1", NULL, "2024-10-18 19:00:00"),
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("svc1", "10.0.0.2", 100, "2024-10-18 19:00:00"),
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(NULL, "10.0.0.1", NULL, "2024-10-18 19:00:30"),
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("svc1", "10.0.0.2", 200, "2024-10-18 19:00:30"),
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(NULL, "10.0.0.1", 300, "2024-10-18 19:01:00"),
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(NULL, "10.0.0.2", NULL, "2024-10-18 19:01:01"),
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("svc1", "10.0.0.1", 400, "2024-10-18 19:01:30"),
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("svc1", "10.0.0.2", 200, "2024-10-18 19:01:31");
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Affected Rows: 8
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-- SQLNESS REPLACE (ADMIN\sFLUSH_FLOW\('\w+'\)\s+\|\n\+-+\+\n\|\s+)[0-9]+\s+\| $1 FLOW_FLUSHED |
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ADMIN FLUSH_FLOW('requests_long_term');
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+----------------------------------------+
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| ADMIN FLUSH_FLOW('requests_long_term') |
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+----------------------------------------+
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| FLOW_FLUSHED |
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+----------------------------------------+
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SELECT
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*
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FROM
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sum_val_in_reqs;
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+---------+---------------------+
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| sum_val | ts |
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+---------+---------------------+
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| 100 | 2024-10-18T19:00:00 |
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| 200 | 2024-10-18T19:00:30 |
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| 300 | 2024-10-18T19:01:00 |
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| 600 | 2024-10-18T19:01:30 |
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+---------+---------------------+
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-- Test if FLOWS table works, but don't care about the result since it vary from runs
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SELECT
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count(CASE WHEN state_size > 0 THEN 1 ELSE 0 END) as active_flows,
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FROM
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INFORMATION_SCHEMA.FLOWS;
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+--------------+
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| active_flows |
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+--------------+
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| 1 |
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+--------------+
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DROP FLOW requests_long_term;
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Affected Rows: 0
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DROP TABLE sum_val_in_reqs;
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Affected Rows: 0
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DROP TABLE requests;
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Affected Rows: 0
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-- test null handling in key part of key-value pair
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CREATE TABLE ngx_access_log (
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client STRING,
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country STRING,
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access_time TIMESTAMP TIME INDEX
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);
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Affected Rows: 0
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CREATE FLOW calc_ngx_country SINK TO ngx_country AS
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SELECT
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client,
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country as 'country',
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count(1) as country_count,
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date_bin(INTERVAL '1 hour', access_time) as time_window,
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FROM
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ngx_access_log
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GROUP BY
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client,
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country,
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time_window;
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Affected Rows: 0
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INSERT INTO
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ngx_access_log
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VALUES
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("cli1", null, 0),
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("cli1", null, 0),
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("cli2", null, 0),
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("cli2", null, 1),
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("cli1", "b", 0),
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("cli1", "c", 0);
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Affected Rows: 6
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-- SQLNESS REPLACE (ADMIN\sFLUSH_FLOW\('\w+'\)\s+\|\n\+-+\+\n\|\s+)[0-9]+\s+\| $1 FLOW_FLUSHED |
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ADMIN FLUSH_FLOW('calc_ngx_country');
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+--------------------------------------+
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| ADMIN FLUSH_FLOW('calc_ngx_country') |
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+--------------------------------------+
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| FLOW_FLUSHED |
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+--------------------------------------+
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SELECT
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client,
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country,
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country_count,
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time_window
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FROM
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ngx_country;
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+--------+---------+---------------+---------------------+
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| client | country | country_count | time_window |
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+--------+---------+---------------+---------------------+
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| cli1 | | 2 | 1970-01-01T00:00:00 |
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| cli1 | b | 1 | 1970-01-01T00:00:00 |
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| cli1 | c | 1 | 1970-01-01T00:00:00 |
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| cli2 | | 2 | 1970-01-01T00:00:00 |
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+--------+---------+---------------+---------------------+
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-- making sure distinct is working
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INSERT INTO
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ngx_access_log
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VALUES
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("cli1", "b", 1);
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Affected Rows: 1
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-- SQLNESS REPLACE (ADMIN\sFLUSH_FLOW\('\w+'\)\s+\|\n\+-+\+\n\|\s+)[0-9]+\s+\| $1 FLOW_FLUSHED |
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ADMIN FLUSH_FLOW('calc_ngx_country');
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+--------------------------------------+
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| ADMIN FLUSH_FLOW('calc_ngx_country') |
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+--------------------------------------+
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| FLOW_FLUSHED |
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+--------------------------------------+
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SELECT
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client,
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country,
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country_count,
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time_window
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FROM
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ngx_country;
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+--------+---------+---------------+---------------------+
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| client | country | country_count | time_window |
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+--------+---------+---------------+---------------------+
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| cli1 | | 2 | 1970-01-01T00:00:00 |
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| cli1 | b | 2 | 1970-01-01T00:00:00 |
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| cli1 | c | 1 | 1970-01-01T00:00:00 |
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| cli2 | | 2 | 1970-01-01T00:00:00 |
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+--------+---------+---------------+---------------------+
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INSERT INTO
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ngx_access_log
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VALUES
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("cli1", "c", 2);
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Affected Rows: 1
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-- SQLNESS REPLACE (ADMIN\sFLUSH_FLOW\('\w+'\)\s+\|\n\+-+\+\n\|\s+)[0-9]+\s+\| $1 FLOW_FLUSHED |
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ADMIN FLUSH_FLOW('calc_ngx_country');
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+--------------------------------------+
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| ADMIN FLUSH_FLOW('calc_ngx_country') |
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+--------------------------------------+
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| FLOW_FLUSHED |
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+--------------------------------------+
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SELECT
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client,
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country,
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country_count,
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time_window
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FROM
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ngx_country;
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+--------+---------+---------------+---------------------+
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| client | country | country_count | time_window |
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+--------+---------+---------------+---------------------+
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| cli1 | | 2 | 1970-01-01T00:00:00 |
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| cli1 | b | 2 | 1970-01-01T00:00:00 |
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| cli1 | c | 2 | 1970-01-01T00:00:00 |
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| cli2 | | 2 | 1970-01-01T00:00:00 |
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+--------+---------+---------------+---------------------+
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DROP FLOW calc_ngx_country;
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Affected Rows: 0
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DROP TABLE ngx_access_log;
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Affected Rows: 0
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DROP TABLE ngx_country;
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Affected Rows: 0
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-- test nullable pk with no default value
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CREATE TABLE nullable_pk (
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pid INT NULL,
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client STRING,
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ts TIMESTAMP TIME INDEX,
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PRIMARY KEY (pid)
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) WITH (
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append_mode = 'true'
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);
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Affected Rows: 0
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CREATE TABLE out_nullable_pk (
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pid INT NULL,
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client STRING,
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ts TIMESTAMP TIME INDEX,
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PRIMARY KEY (pid, client)
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);
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Affected Rows: 0
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CREATE FLOW calc_nullable_pk SINK TO out_nullable_pk AS
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SELECT
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pid,
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client,
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ts
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FROM
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nullable_pk;
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Affected Rows: 0
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INSERT INTO
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nullable_pk
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VALUES
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(1, "name1", "2024-10-18 19:00:00"),
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(2, "name2", "2024-10-18 19:00:00"),
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(3, "name3", "2024-10-18 19:00:00");
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Affected Rows: 3
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-- SQLNESS REPLACE (ADMIN\sFLUSH_FLOW\('\w+'\)\s+\|\n\+-+\+\n\|\s+)[0-9]+\s+\| $1 FLOW_FLUSHED |
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ADMIN FLUSH_FLOW('calc_nullable_pk');
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+--------------------------------------+
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| ADMIN FLUSH_FLOW('calc_nullable_pk') |
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+--------------------------------------+
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| FLOW_FLUSHED |
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+--------------------------------------+
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SELECT * FROM out_nullable_pk;
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+-----+--------+---------------------+
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| pid | client | ts |
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+-----+--------+---------------------+
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| 1 | name1 | 2024-10-18T19:00:00 |
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| 2 | name2 | 2024-10-18T19:00:00 |
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| 3 | name3 | 2024-10-18T19:00:00 |
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+-----+--------+---------------------+
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-- pk is nullable
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INSERT INTO
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nullable_pk (client, ts)
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VALUES
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("name1", "2024-10-18 19:00:00"),
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("name2", "2024-10-18 19:00:00"),
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("name3", "2024-10-18 19:00:00");
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Affected Rows: 3
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-- SQLNESS REPLACE (ADMIN\sFLUSH_FLOW\('\w+'\)\s+\|\n\+-+\+\n\|\s+)[0-9]+\s+\| $1 FLOW_FLUSHED |
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ADMIN FLUSH_FLOW('calc_nullable_pk');
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+--------------------------------------+
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| ADMIN FLUSH_FLOW('calc_nullable_pk') |
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+--------------------------------------+
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| FLOW_FLUSHED |
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+--------------------------------------+
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SELECT * FROM out_nullable_pk;
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+-----+--------+---------------------+
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| pid | client | ts |
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+-----+--------+---------------------+
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| | name1 | 2024-10-18T19:00:00 |
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| | name2 | 2024-10-18T19:00:00 |
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| | name3 | 2024-10-18T19:00:00 |
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| 1 | name1 | 2024-10-18T19:00:00 |
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| 2 | name2 | 2024-10-18T19:00:00 |
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| 3 | name3 | 2024-10-18T19:00:00 |
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+-----+--------+---------------------+
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DROP FLOW calc_nullable_pk;
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Affected Rows: 0
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DROP TABLE nullable_pk;
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Affected Rows: 0
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DROP TABLE out_nullable_pk;
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Affected Rows: 0
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