ColumnMutationFilter is a filter that allows mutations that add or drop columns.

ConvertBackfillError returns a cleaner SQL error for a failed Batch.

IndexMutationFilter is a filter that allows mutations that add indexes.

NewIndexBackfillMerger creates a new IndexBackfillMerger.

IndexBackfillCheckpointInterval is the duration between backfill detail updates.

ColumnBackfiller is capable of running a column backfill for all updateCols.

IndexBackfiller is capable of backfilling all the added index.

IndexBackfillMerger is a processor that merges entries from the corresponding temporary index to a new index.

IndexBackfillMergerTestingKnobs is for testing the distributed processors for the index backfill merge step.

MutationFilter is the type of a simple predicate on a mutation.