pyarrow.compute.coalesce#
- pyarrow.compute.coalesce(*values,memory_pool=None)#
Select the first non-null value.
Each row of the output will be the value from the first corresponding inputfor which the value is not null. If all inputs are null in a row, the outputwill be null.
- Parameters:
- *valuesArray-like or scalar-like
Argument to compute function.
- memory_pool
pyarrow.MemoryPool, optional If not passed, will allocate memory from the default memory pool.
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