DeltaWriteOptionsImpl¶

DeltaWriteOptionsImpl is an extension of the DeltaOptionParser abstraction.

Auto Schema Merging¶

canMergeSchema: Boolean

canMergeSchema flag controls Auto Schema Merging based on mergeSchema option, if defined, or schema.autoMerge.enabled configuration property.

canMergeSchema is used when:

• MergeIntoCommandBase is requested for canMergeSchema (while running a merge)
• WriteIntoDelta is created
• DeltaSink is created

canOverwriteSchema¶

canOverwriteSchema: Boolean

canOverwriteSchema is the value of overwriteSchema option (in the options).

canOverwriteSchema is used when:

• CreateDeltaTableCommand is executed (and replaceMetadataIfNecessary)
• WriteIntoDelta is created
• DeltaSink is created

rearrangeOnly¶

rearrangeOnly: Boolean

rearrangeOnly is the value of dataChange option.

rearrangeOnly is used when:

• WriteIntoDelta is requested to write