pyarrow.dataset.Expression¶
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class pyarrow.dataset.Expression¶
- Bases: - pyarrow.lib._Weakrefable- 
__init__(*args, **kwargs)¶
- Initialize self. See help(type(self)) for accurate signature. 
 - Methods - __init__(*args, **kwargs)- Initialize self. - Explicitly change the expression’s data type - Checks whether the expression is not-null (valid) - Checks whether the expression is contained in values - 
cast()¶
- Explicitly change the expression’s data type 
 - 
equals()¶
 - 
is_valid()¶
- Checks whether the expression is not-null (valid) 
 - 
isin()¶
- Checks whether the expression is contained in values 
 
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