Thomas questions

Thomas answers

• Get 3 tables in SQL Server 2008, avoid using two loops and Dynamic SQL
• checking field values for null
• SQL Update help
• Sql Sybase row count of distinct set of rows
• Split a string containing 16 digits into 4 groups
• Multiple Column Conditional Count SQL
• Query for missing elements
• Install Dll in the GAC for .Net
• Is it possible to alter the cascading behaviour of existing mysql foreign keys?
• Difficult SQL join across tables