select substring (FirstName , 1,5) from Person.Person where BusinessEntityID = 3 -- Person.Person tablosunda ki BusinessEntityID si 3 olanı bana getir. Id si 3 olanın Firstname kolonunun 1. ve 5.

I'm on an Oracle 12c database; I have a column of data with values resembling this: HL7_Result_for_Message_ID_123Q324343.hl7 I need to grab that ID number (in bold), the challenge being that it ...

Is it possible to order by a substring in a returned field?I've got a query which returns at most probably around 10 or so rows of 1 column. However the way this data is formated, it'd be convient ...

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