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1909468 - SELECT on TIMESTAMP column returns wrong result with TO_CHAR function

Symptom

A SELECT statement on TIMESTAMP columns with TO_CHAR function in the WHERE clause like:

SELECT
TO_CHAR(SERVER_TIMESTAMP , 'DD.MM.YYYY HH24:MI:SS' ) st,
TO_CHAR (snapshot_id, 'DD.MM.YYYY HH24:MI:SS') snapid
FROM "_SYS_STATISTICS"."HOST_RESOURCE_UTILIZATION_STATISTICS"
WHERE
TO_CHAR(SERVER_TIMESTAMP, 'DD.MM.YYYY HH24:MI:SS') > '27.08.2013 12:00:00' AND
TO_CHAR(SERVER_TIMESTAMP, 'DD.MM.YYYY HH24:MI:SS') <= '28.08.2013 22:00:00'
ORDER BY st

returns a wrong/incorrect result.


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Environment

  • SAP HANA 1.0
  • SAP HANA 2.0

Product

SAP HANA 1.0, platform edition ; SAP HANA, platform edition 2.0

Keywords

select, timestamp, TO_CHAR, function, wrong, incorrect, unexpected, result , KBA , HAN-DB-ENG , SAP HANA DB Engines , HAN-DB , SAP HANA Database , Problem

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