AvroNameToSQLName is the inverse of SQLNameToAvroName.

KafkaNameToSQLName is the inverse of SQLNameToKafkaName except when SQLNameToKafkaName had to truncate.

MakeMetrics makes the metrics for changefeed monitoring.

SQLNameToAvroName escapes a sql table name into a valid avro record or field name.

SQLNameToKafkaName escapes a sql table name into a valid kafka topic name.

PushEnabled is a cluster setting that triggers all subsequently created/unpaused changefeeds to receive kv changes via RangeFeed push (instead of ExportRequest polling).

Metrics are for production monitoring of changefeeds.

TestingKnobs are the testing knobs for changefeed.

Encoder turns a row into a serialized changefeed key, value, or resolved timestamp.

Sink is an abstraction for anything that a changefeed may emit into.