Learn how PostgreSQL window functions can compare rows and organize data using LAG, LEAD, and NTILE. LAG returns a value from ...

New ai.classify and ai.extract functions in AlloyDB AI let you run text classification and structured data extraction inside PostgreSQL.

operand is one of the following: constant is a number or a quoted character string (or other special notation) that indicates a fixed value. Constants are also called literals. Constants are described ...