https://spark.apache.org/docs/latest/api/scala/org/apache/spark/sql/connector/catalog/IdentityColumnSpec.html
Spark 4.1.1 ScalaDoc - org.apache.spark.sql.connector.catalog.IdentityColumnSpec
Spark 4.1.1 ScalaDoc - org.apache.spark.sql.connector.catalog.IdentityColumnSpec
sql connectorsparkscaladocapachecatalog