[
https://issues.apache.org/jira/browse/TRAFODION-2988?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
chenyunren resolved TRAFODION-2988.
-----------------------------------
Resolution: Fixed
> Prepare query returns 2006 internal error
> -----------------------------------------
>
> Key: TRAFODION-2988
> URL: https://issues.apache.org/jira/browse/TRAFODION-2988
> Project: Apache Trafodion
> Issue Type: Bug
> Reporter: chenyunren
> Assignee: chenyunren
> Priority: Major
>
> Prepare query returns a 2006 internal error at mdam.cpp:1611 when the CQD
> HBASE_HASH2_PARTITIONING is turned off.
> >>showddl t1;
> CREATE TABLE TRAFODION.T1
> (
> C1 INT NO DEFAULT NOT NULL NOT DROPPABLE NOT
> SERIALIZED
> , C2 INT NO DEFAULT NOT NULL NOT DROPPABLE NOT
> SERIALIZED
> , C3 CHAR(1) CHARACTER SET ISO88591 COLLATE
> DEFAULT NO DEFAULT NOT NULL NOT DROPPABLE NOT SERIALIZED
> , C4 NUMERIC(12, 2) NO DEFAULT NOT NULL NOT
> DROPPABLE NOT SERIALIZED
> , C5 DATE NO DEFAULT NOT NULL NOT DROPPABLE NOT
> SERIALIZED
> , C6 CHAR(15) CHARACTER SET ISO88591 COLLATE
> DEFAULT NO DEFAULT NOT NULL NOT DROPPABLE NOT SERIALIZED
> , C7 CHAR(15) CHARACTER SET ISO88591 COLLATE
> DEFAULT NO DEFAULT NOT NULL NOT DROPPABLE NOT SERIALIZED
> , C8 INT NO DEFAULT NOT NULL NOT DROPPABLE NOT
> SERIALIZED
> , C9 VARCHAR(79) CHARACTER SET ISO88591 COLLATE
> DEFAULT NO DEFAULT NOT NULL NOT DROPPABLE NOT SERIALIZED
> , PRIMARY KEY (C1 ASC)
> )
> SALT USING 8 PARTITIONS
> ATTRIBUTES ALIGNED FORMAT NAMESPACE 'TRAF_QATEST'
> ;
> – GRANT SELECT, INSERT, DELETE, UPDATE, REFERENCES ON TRAFODION.T1 TO
> DB__ROOT WITH GRANT OPTION;
> — SQL operation complete.
> >>select count( * ) from t1;
> (EXPR)
> --------------------
> 3000000
> — 1 row(s) selected.
> >>prepare XX from select * from t1 where c1 > 909000 or c1 < 1500;
> — SQL command prepared.
> >>
> >>cqd HBASE_HASH2_PARTITIONING 'OFF';
> — SQL operation complete.
> >>prepare XX from select * from t1 where c1 > 909000 or c1 < 1500;
> ERROR[2006] Internal error: assertion failure (NOT commonPreds.isEmpty()) in
> file ../optimizer/mdam.cpp at line 1611.
> ERROR[8822] The statement was not prepared.
>
> Need update statistics first.
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