Understand PostgreSQL extensions Beyond standard SQL, PostgreSQL supports several advanced features: views, foreign keys, transactions, window functions, and schema inheritance.

How to Use SQL Statements in MS Excel. With most Excel spreadsheets, you enter data manually into cells and then use formulas or other functions to analyze it or perform calculations. If you have ...

Select the function Find, then press OK. A Function Arguments Dialog box will pop up. In the Functions Argument dialog box in the Find_text area, type “ pig.” In the Within_text area, type A3.