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. Starting with Tarantool version 2.0, index_object: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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