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Base de données, Tables, Vues, Index et syntaxe SQL
Hi All,
I'm trying to construct a SQL statement that will produce a result that contains all the INSURED records that have a matching Required record with a ins_type of "GENL". The following gives me a Union incompatible error. The only example in the books and Q89181 use the NOT IN instead of =. Does it make that much difference? Any help will be appreciated. TIA.
Regards,
Paige
SELECT INSURED.Cli_id, INSURED.Ins_id, REQUIRED.Cli_id, REQUIRED.Ins_id ;
FROM INSURED, REQUIRED ;
Where INSURED.Cli_id+INSURED.Ins_id=Required.Cli_ID+Required.Ins_Id ;
UNION ;
SELECT Required.Cli_ID, Required.Ins_Id ;
FROM Required ;
Where Required.Ins_Type="GENL" ;
(Select Required.Cli_ID, Required.Ins_Id FROM Required)
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