[DRILL-4408] re-written query projecting an aggregate on a boolean not supported by Postgres

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.5.0
• Fix Version/s: 1.16.0
• Component/s: Storage - JDBC
• Assignee: Unassigned
• Reporter: N Campbell
• Created: 17/Feb/16 21:32
• Updated: 09/Mar/19 10:17
• Resolved: 09/Mar/19 10:17

Description

select rnum, c1, c2 from postgres.public.tset1 as t1 where exists ( select c1 from postgres.public.tset2 where c1 = t1.c1 )

Error: DATA_READ ERROR: The JDBC storage plugin failed while trying setup the SQL query.

sql SELECT *
FROM "public"."tset1"
INNER JOIN (SELECT "c10", MIN("$f0") AS "$f1"
FROM (SELECT "t0"."c1" AS "c10", TRUE AS "$f0"
FROM "public"."tset2"
INNER JOIN (SELECT "c1"
FROM (SELECT "c1"
FROM "public"."tset1") AS "t"
GROUP BY "c1") AS "t0" ON "tset2"."c1" = "t0"."c1") AS "t1"
GROUP BY "c10") AS "t2" ON "tset1"."c1" = "t2"."c10"
plugin postgres
Fragment 0:0

[Error Id: a00cd446-f168-463c-b2b9-bb3d6b43e729 on centos1:31010]

(org.postgresql.util.PSQLException) ERROR: function min(boolean) does not exist
Hint: No function matches the given name and argument types. You might need to add explicit type casts.
Position: 58
org.postgresql.core.v3.QueryExecutorImpl.receiveErrorResponse():2182
org.postgresql.core.v3.QueryExecutorImpl.processResults():1911
org.postgresql.core.v3.QueryExecutorImpl.execute():173
org.postgresql.jdbc.PgStatement.execute():622
org.postgresql.jdbc.PgStatement.executeWithFlags():458
org.postgresql.jdbc.PgStatement.executeQuery():374
org.apache.commons.dbcp.DelegatingStatement.executeQuery():208
org.apache.commons.dbcp.DelegatingStatement.executeQuery():208
org.apache.drill.exec.store.jdbc.JdbcRecordReader.setup():177
org.apache.drill.exec.physical.impl.ScanBatch.<init>():108
org.apache.drill.exec.physical.impl.ScanBatch.<init>():136
org.apache.drill.exec.store.jdbc.JdbcBatchCreator.getBatch():40
org.apache.drill.exec.store.jdbc.JdbcBatchCreator.getBatch():33
org.apache.drill.exec.physical.impl.ImplCreator.getRecordBatch():147
org.apache.drill.exec.physical.impl.ImplCreator.getChildren():170
org.apache.drill.exec.physical.impl.ImplCreator.getRecordBatch():127
org.apache.drill.exec.physical.impl.ImplCreator.getChildren():170
org.apache.drill.exec.physical.impl.ImplCreator.getRecordBatch():127
org.apache.drill.exec.physical.impl.ImplCreator.getChildren():170
org.apache.drill.exec.physical.impl.ImplCreator.getRootExec():101
org.apache.drill.exec.physical.impl.ImplCreator.getExec():79
org.apache.drill.exec.work.fragment.FragmentExecutor.run():230
org.apache.drill.common.SelfCleaningRunnable.run():38
java.util.concurrent.ThreadPoolExecutor.runWorker():1142
java.util.concurrent.ThreadPoolExecutor$Worker.run():617
java.lang.Thread.run():745

SQLState: null
ErrorCode: 0

create table TSET1 (RNUM integer not null , C1 integer, C2 char(3));
create table TSET2 (RNUM integer not null , C1 integer, C2 char(3));