Avro Schema Compatibility Checker Use one field per line in name:type:mode format where mode is required or optional. Old Schema user_id:long:required email:string:required plan:string:optional New Schema user_id:long:required email:string:required plan:string:optional country:string:optional Compare Schemas More Data Batch Size Calculator → Related Tools Batch Size Calculator Data CSV Column Analyzer Data Data Quality Pipeline Data Data Sampling Calculator Data Data Size Estimator Data Data Type Mapper Data