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* feat: add `write_bytes` column to `region_statistics` table Signed-off-by: WenyXu <wenymedia@gmail.com> * chore: update comments Signed-off-by: WenyXu <wenymedia@gmail.com> * chore: rename `write_bytes` to `written_bytes` Signed-off-by: WenyXu <wenymedia@gmail.com> * chore: rename `written_bytes` to `written_bytes_since_open` Signed-off-by: WenyXu <wenymedia@gmail.com> * chore: apply suggestions Signed-off-by: WenyXu <wenymedia@gmail.com> --------- Signed-off-by: WenyXu <wenymedia@gmail.com>
29 lines
893 B
SQL
29 lines
893 B
SQL
USE public;
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CREATE TABLE test (
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a int primary key,
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b string,
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ts timestamp time index,
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) PARTITION ON COLUMNS (a) (
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a < 10,
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a >= 10 AND a < 20,
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a >= 20,
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);
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INSERT INTO test VALUES
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(1, 'a', 1),
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(11, 'b', 11),
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(21, 'c', 21);
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-- SQLNESS SLEEP 3s
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-- For regions using different WAL implementations, the manifest size may vary.
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-- The remote WAL implementation additionally stores a flushed entry ID when creating the manifest.
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SELECT SUM(region_rows),SUM(written_bytes_since_open), SUM(memtable_size), SUM(sst_size), SUM(index_size)
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FROM INFORMATION_SCHEMA.REGION_STATISTICS WHERE table_id
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IN (SELECT TABLE_ID FROM INFORMATION_SCHEMA.TABLES WHERE table_name = 'test' and table_schema = 'public');
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SELECT data_length, index_length, avg_row_length, table_rows FROM INFORMATION_SCHEMA.TABLES WHERE table_name = 'test';
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DROP TABLE test;
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