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index_object:max() | Tarantool
 

index_object:max()

index_object:max()

object index_object
index_object:max([key])

Find the maximum value in the specified index.

Parameters:
Return:

the tuple for the last key in the index. If optional key value is supplied, returns the last key which is less than or equal to key value. Starting with Tarantool version 2.0, index_object:max(key value) will return nothing if key value is not equal to a value in the index.

Rtype:

tuple

Possible errors: index is not of type ‘TREE’.

Complexity factors: Index size, Index type.

Example:

tarantool> box.space.tester.index.primary:max()
---
- ['Gamma!', 55, 'This is the third tuple!']
...