ClickHouse/tests/queries/0_stateless/00043_summing_empty_part.sql

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DROP TABLE IF EXISTS empty_summing;
CREATE TABLE empty_summing (d Date, k UInt64, v Int8) ENGINE=SummingMergeTree(d, k, 8192);
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INSERT INTO empty_summing VALUES ('2015-01-01', 1, 10);
INSERT INTO empty_summing VALUES ('2015-01-01', 1, -10);
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OPTIMIZE TABLE empty_summing;
SELECT * FROM empty_summing;
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INSERT INTO empty_summing VALUES ('2015-01-01', 1, 4),('2015-01-01', 2, -9),('2015-01-01', 3, -14);
INSERT INTO empty_summing VALUES ('2015-01-01', 1, -2),('2015-01-01', 1, -2),('2015-01-01', 3, 14);
INSERT INTO empty_summing VALUES ('2015-01-01', 1, 0),('2015-01-01', 3, 0);
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OPTIMIZE TABLE empty_summing;
SELECT * FROM empty_summing;
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DROP TABLE empty_summing;