Functions Functions The word “function” has a variety of meanings in programming. For example, in the world of Functional Programming, “function” has a precise mathematical def...

Introduction Functions Function Types Typing the function Writing the function type Inferring the types Optional and Default Parameters Rest Parameters this this and arrow ...

Functions Function arguments (2 or fewer ideally) Functions should do one thing Function names should say what they do Functions should only be one level of abstraction Remove...

Functions Match query Syntax Example Multi-match Syntax Example Query string Syntax Example Example of using query_string in SQL and PPL queries: Match phrase Syntax S...

Functions Datafusion Functions arrow_cast GreptimeDB Functions Time and Date date_trunc INTERVAL ::timestamp date_part More Functions Functions Datafusion Function...

Functions time strings sync repo Functions time Time related functions. time.Now() Time Executes function built-in Golang time.Now function. Returns an instance ...

Functions abs() absent() absent_over_time() ceil() changes() clamp() clamp_max() clamp_min() day_of_month() day_of_week() day_of_year() days_in_month() delt...

Functions Datafusion Functions arrow_cast GreptimeDB Functions Time and Date date_trunc INTERVAL ::timestamp date_part More Functions Functions Datafusion Function...

Aggregate Functions Datetime Mathematical String Table Window Functions JSON Functions Other Functions

概述 DataFusion Functions