Re: Stuck on SQL Query where a calculated value is used for a join.

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От scottrarndt@aol.com (ScottRArndt)
Тема Re: Stuck on SQL Query where a calculated value is used for a join.
Дата
Msg-id 20021227085756.15080.00000741@mb-fe.aol.com
обсуждение исходный текст
Список pgsql-sql
Never mind ... a good night's sleep with my subconscious working on the 
problem yielded:

SELECT 
reg_type.reg_type_desc "Registration Type",
CASE result.result_defn   WHEN NULL THEN CONVERT(VARCHAR,reg_stats.result_code)   ELSE result.result_defn
END 'Result',
reg_stats.create_date "Create Date",
forms.logical_form_number,
-- FORM 1
CASE 
WHEN
(CHARINDEX('',SUBSTRING(reg_trace.reg_trace1,CHARINDEX('992',reg_trace.
reg_trace1) + 5, 255)) - 1) < 0    THEN SUBSTRING(reg_trace.reg_trace1,CHARINDEX('992',reg_trace.reg_trace1)
+ 5,255)   ELSE       SUBSTRING(reg_trace.reg_trace1,CHARINDEX('992',reg_trace.reg_trace1)
+
5,CHARINDEX('',SUBSTRING(reg_trace.reg_trace1,CHARINDEX('992',reg_trace
.reg_trace1) + 5, 255)) - 1)
END 'Form 1',
-- END FORM 1
CASE CHARINDEX('992',reg_trace.reg_trace1)
WHEN 0 THEN 'No Forms Trace'   ELSE      SUBSTRING(reg_trace.reg_trace1,CHARINDEX('992',reg_trace.reg_trace1) +
5, 255)
END 'Forms Trace',
reg_trace.reg_trace1
from reg_stats, reg_trace, reg_type, result, forms
where
reg_stats.reg_type_code = reg_type.reg_type_code
and reg_stats.reg_stats_logical_key = reg_trace.reg_stats_logical_key
and reg_stats.result_code *= result.result_code
and reg_trace.reg_stats_logical_key in (select reg_trace.reg_stats_logical_key from reg_stats, reg_trace  WHERE
reg_stats.reg_stats_logical_key= reg_trace.reg_stats_logical_key   and reg_stats.create_date >= "12/18/02 09:57:00"
andreg_stats.create_date <= "12/18/02 10:15:00"   and reg_trace.reg_trace1 like '%992%')
 
and forms.form_number =        CASE        WHEN
(CHARINDEX('',SUBSTRING(reg_trace.reg_trace1,CHARINDEX('992',reg_trace.
reg_trace1) + 5, 255)) - 1) < 0            THEN
convert(smallint,SUBSTRING(reg_trace.reg_trace1,CHARINDEX('992',reg_trac
e.reg_trace1) + 5,255))           ELSE             convert(smallint,SUBSTRING(reg_trace.reg_trace1,CHARINDEX('
992',reg_trace.reg_trace1) +
5,CHARINDEX('',SUBSTRING(reg_trace.reg_trace1,CHARINDEX('992',reg_trace
.reg_trace1) + 5, 255)) - 1))       END



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