avg.sql

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statement
CREATE TABLE test_avg(i int, l long, f float, d double, grp string) USING parquet

statement
INSERT INTO test_avg VALUES (1, 10, 1.5, 1.5, 'a'), (2, 20, 2.5, 2.5, 'a'), (3, 30, 3.5, 3.5, 'b'), (NULL, NULL, NULL, NULL, 'b'), (0, 0, 0.0, 0.0, 'a')

query tolerance=1e-6
SELECT avg(i), avg(l), avg(f), avg(d) FROM test_avg

query tolerance=1e-6
SELECT grp, avg(d) FROM test_avg GROUP BY grp ORDER BY grp