from taba A
where exists (select 1 from tabb B
where b.fld1 - a.fld1
and b.fld2 = 'P' and fld3 > 20190101
On Thu, Jan 16, 2020 at 4:20 PM Vinay Gavankar <vinaygav@xxxxxxxxx> wrote:
I need some help with SQL.
I have 2 Tables TABA & TABB which have a common field, say FLD1
TABA is unique on FLD1. TABB has millions of records for one value of
the syntax.TABB is a partitioned file with billions of records.
TABB also has FLD2 for Status and FLD3 for date (field type is decimal).
I want to select all records in TABA where there is at least one
record in TABB with matching FLD1 and FLD2 = 'P' and FLD3 > 20190101
Can anyone please suggest sql. It is a one-time exercise.
Also, if anyone is familiar with 'SEQUEL' by HelpSystems, we are
required to use that on prod boxes, and there are subtle differences in
TIA for the help
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