Silvio questions

Silvio answers

• Spark read.parquet takes too much time
• Spark-SQL Joining two dataframes/ datasets with same column name
• Databricks dbutils.fs.ls shows files. However, reading them throws an IO error
• python spark alternative to explode for very large data
• Spark structured streaming consistency across sinks
• spark write to disk with N files less than N partitions
• Is there any better way to convert Array<int> to Array<String> in pyspark
• Databricks - How to change a partition of an existing Delta table?
• How to start multiple streaming queries in a single Spark application?
• Partition data for efficient joining for Spark dataframe/dataset