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| from pyspark.sql.functions import * | |
| # Example 1 | |
| fact_df = fact_df.withColumn('colname', trim(col('colname'))).alias('fact_df') | |
| # Example 2 | |
| fact_df = fact_df.join(dimension_df, trim(col('fact_df.colname') == trim(col('dimension_df.another_colname')), 'left').alias('fact_df') | |
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