Getting frustrated with my lack of SQL-foo ...<BR><BR>I want to update my 'main' table based on the query of an 'editor' table (a copy of the 'main' table with the additional field named delta which ...

This is driving me CRAZY...<BR><BR>I need to do two things:<BR>1 - SELECT all the records out of an employee history table where the employee ID appears for the FIRST time. (Every x time period a new ...

Whether you’re just getting in to programming or you’ve avoided learning SQL, it’s something every developer faces eventually. You may not be responsible for building and maintaining a database, but ...

Now that you understand the basic structure of a SQL application, let's dissect the basis of information retrieval: the query. For many techies, especially those that focus on systems administration, ...

A common SQL habit is to use SELECT * on a query, because it’s tedious to list all the columns you need. Plus, sometimes those columns may change over time, so why not just do things the easy way? But ...

You don't have to give up on creating dynamic queries just because you're using Entity Framework. Entity SQL and ObjectQuery will let you generate queries at runtime and still let you update your data ...