لو امعنا النظر في بنية بعض الجداول في قاعدة بيانات HR سنجد ان المفاتيح الاساسية تم تطبيقها كـــ Number ، فباستخدام الإستعلام التالي:
DESCRIBE EMPLOYEES; 99 more words
I recently had the following question posted to this site:
I’d think this is a simple question/problem. I want to get the primary key name for each table in my schema. 133 more words
I have just been banging my head against a wall trying to get a simple database record added to a simple table using Entity Framework! My table has a primary key field of type INT, but is NOT set as an identity field (i.e. 226 more words
Dynamic SQL to be able to cut across from sys.databases in master.
Use sys views not the informationschema. For example, schemas. And object id is only available in sys views.
One of the things I love about working with Oracle Database technologies is that there’s just so much one can learn. I make it an active goal of mine to try to learn something new at work each and every day, no matter how big or small. 583 more words