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

["N Campbell (JIRA)" <ji...@apache.org>]

N Campbell created DRILL-4408:
---------------------------------

             Summary: re-written query projecting an aggregate on a boolean not supported by Postgres
                 Key: DRILL-4408
                 URL: https://issues.apache.org/jira/browse/DRILL-4408
             Project: Apache Drill
          Issue Type: Bug
          Components:  Server
    Affects Versions: 1.5.0
            Reporter: N Campbell


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));



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