SAP Knowledge Base Article - Preview

2211914 - NULL returned when SUBSTR on a timestamp column - SAP IQ

Symptom

  • In SAP IQ 16 In the following command if the source column is timestamp datatype it returns NULL value
  • However if the varchar() size is set to 23 or higher then the SUBSTR will return correct output, if it is set to less than the size of actual data length, it returns NULL value.

 begin
declare @count_var  bigint;
set @count_var = (select count(*) from "tblA");
select case when @count_var <= 2 then SUBSTR(cast( "tblA"."col2" as varchar(18)),12,5) else  SUBSTR(cast( "tblA"."col2
" as varchar(18)),25,5) end as "colval" from "tblA" ;
select getdate();
End;


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Environment

SAP IQ 16

Product

SAP IQ 16.0

Keywords

KBA , BC-SYB-IQ , Sybase IQ , Problem

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