MAP_FILTER
Filters key-value pairs in a map using a lambda expression.
Analyze Syntax
func.map_filter(get_column(table, 'map_col'), lambda k, v: v > 1)
Analyze Examples
func.map_filter(MAP{'a':1,'b':2,'c':3}, lambda k,v: v>1)
┌───────────────┐
│ {'b':2,'c':3} │
└───────────────┘
SQL Syntax
MAP_FILTER(<map_col>, lambda k, v: v > 1)
SQL Examples
SELECT MAP_FILTER((k, v) -> v > 1, MAP{'a':1, 'b':2, 'c':3});
┌───────────────┐
│ {"b":2,"c":3} │
└───────────────┘