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nvogel
nvogel has asked
2
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116
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nvogel questions
Natural join for dataframes
What is the difference between a Graph Database and a Network Database?
nvogel answers
why must a primary key be minimal?
Should SQL Server transaction tables always have a surrogate primary key
Database Design: Explain this schema
Database relationship 1:1 vs 1:0..1
Is there any reason to avoid using bigint for a surrogate primary key?
Identifying one-to-many relationship
Should I make a foreign key that can be null or make a new table?
When can an SQL result contain duplicates?
Union All With if/else T-SQL
How to choose my primary key?