References
Building the Medallion Architecture with Delta Lake 
Delta Lake replaceWhere 
Delta Lake vs. Parquet Comparison 
Delta Lake’s transaction log protocol and its implementations 
Delta Lake Z Order 
How to use Delta Lake generated columns 
How to Delete Rows from a Delta Lake Table 
Delta Lake Constraints and Checks 
Delta Lake Schema Enforcement 
Why PySpark append and overwrite write operations are safer in Delta Lake than Parquet tables 
How to Create Delta Lake Tables 
How to Version Your Data with pandas and Delta Lake 
How to Rollback a Delta Lake Table to a Previous Version with Restore 
Converting from Parquet to Delta Lake How to drop columns from a Delta Lake table