DataSourceV2Implicits¶
DataSourceV2Implicits
is a Scala object with the following Scala implicit classes:
DataSourceV2Implicits
is part of the org.apache.spark.sql.execution.datasources.v2
package.
import org.apache.spark.sql.execution.datasources.v2.DataSourceV2Implicits
__metadata_col¶
DataSourceV2Implicits
defines __metadata_col
key that is used by the implicit classes:
- MetadataColumnsHelper when requested to asStruct
- MetadataColumnHelper when requested to isMetadataCol