bit_get
Returns the value of the bit (0 or 1) at the specified position. The positions are numbered from right to left, starting at zero. The position argument cannot be negative.
For the corresponding Databricks SQL function, see bit_get function.
Syntax
Python
from pyspark.sql import functions as dbf
dbf.bit_get(col=<col>, pos=<pos>)
Parameters
Parameter | Type | Description |
|---|---|---|
|
| target column to compute on. |
|
| The positions are numbered from right to left, starting at zero. |
Returns
pyspark.sql.Column: the value of the bit (0 or 1) at the specified position.
Examples
Python
from pyspark.sql import functions as dbf
df = spark.createDataFrame([[1],[2],[3],[None]], ["value"])
df.select("*", dbf.bit_get("value", dbf.lit(1))).show()
df = spark.createDataFrame([[1,2],[2,1],[3,None],[None,1]], ["value", "pos"])
df.select("*", dbf.bit_get(df.value, "pos")).show()