index_object:max()
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object
index_object
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index_object:
max
([key]) Find the maximum value in the specified index.
Parameters: - index_object (index_object) – an object reference.
- key (scalar/table) – values to be matched against the index key
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 tokey
value. In a future version of Tarantool, index:max(key
value) will return nothing ifkey
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!'] ...
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