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Convert a number in a string column from one base to another. Supports Spark Connect.
For the corresponding Databricks SQL function, see conv function.
Syntax
from pyspark.databricks.sql import functions as dbf
dbf.conv(col=<col>, fromBase=<fromBase>, toBase=<toBase>)
Parameters
| Parameter | Type | Description |
|---|---|---|
col |
pyspark.sql.Column or str |
a column to convert base for. |
fromBase |
int |
from base number. |
toBase |
int |
to base number. |
Returns
pyspark.sql.Column: logariphm of given value.
Examples
from pyspark.databricks.sql import functions as dbf
df = spark.createDataFrame([("010101",), ( "101",), ("001",)], ['n'])
df.select("*", dbf.conv(df.n, 2, 16)).show()
+------+--------------+
| n|conv(n, 2, 16)|
+------+--------------+
|010101| 15|
| 101| 5|
| 001| 1|
+------+--------------+