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MAP_KEYS

Introduced or updated: v1.2.429

Returns the keys in a map.

Syntax​

MAP_KEYS( <map> )

Arguments​

ArgumentsDescription
<map>The input map.

Return Type​

Array.

Examples​

SELECT MAP_KEYS({'a':1,'b':2,'c':3});

┌───────────────────────────────┐
│ map_keys({'a':1,'b':2,'c':3}) │
├───────────────────────────────┤
│ ['a','b','c'] │
└───────────────────────────────┘
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