[DRILL-7761] Drill fails with OOM for the case of large filter conditions

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.16.0
• Fix Version/s: 1.18.0
• Assignee: Vova Vysotskyi
• Reporter: Vova Vysotskyi
• Created: 30/Jun/20 19:09
• Updated: 01/Jul/20 10:06
• Resolved: 01/Jul/20 10:06

Description

Drill fails with OOM for the following query:

SELECT * FROM (SELECT n.n_name AS name, n.n_nationkey AS  n_nationkey, cast(n.n_regionkey AS FLOAT) AS regionkey FROM cp.`/tpch/nation.parquet` n) WHERE ((name = 'A' AND ((regionkey >= 0.0 AND regionkey <= 120.0 AND  n_nationkey = 0.005))) OR (name = 'B' AND ((regionkey >= 0.0  AND regionkey <= 120.0  AND  n_nationkey = 0.005))) OR (name = 'C' AND ((regionkey >= 0.0  AND regionkey <= 120.0  AND  n_nationkey = 0.005))) OR (name = 'D' AND ((regionkey >= 0.0  AND regionkey <= 120.0  AND  n_nationkey = 0.005))) OR (name = 'E' AND ((regionkey >= 0.0  AND regionkey <= 120.0  AND  n_nationkey = 0.005))) OR (name = 'F' AND ((regionkey >= 0.0  AND regionkey <= 120.0  AND  n_nationkey = 0.005))) OR (name = 'G' AND ((regionkey >= 0.0  AND regionkey <= 120.0  AND  n_nationkey = 0.005))) OR (name = 'I' AND ((regionkey >= 0.0  AND regionkey <= 120.0  AND  n_nationkey = 0.005))) OR (name = 'J' AND ((regionkey >= 0.0  AND regionkey <= 120.0  AND  n_nationkey = 0.005))) OR (name = 'K' AND ((regionkey >= 0.0  AND regionkey <= 120.0  AND  n_nationkey = 0.005))) OR (name = 'L' AND ((regionkey >= 0.0  AND regionkey <= 120.0  AND  n_nationkey = 0.005))) OR (name = 'M' AND ((regionkey >= 0.0  AND regionkey <= 120.0  AND  n_nationkey = 0.005))) OR (name = 'N' AND ((regionkey >= 0.0  AND regionkey <= 120.0  AND  n_nationkey = 0.005))) OR (name = 'O' AND ((regionkey >= 0.0  AND regionkey <= 120.0  AND  n_nationkey = 0.005))) OR (name = 'P' AND ((regionkey >= 0.0  AND regionkey <= 120.0  AND  n_nationkey = 0.005))) OR (name = 'Q' AND ((regionkey >= 0.0  AND regionkey <= 120.0  AND  n_nationkey = 0.005))))