sql: tag the logging context with 'internal' for the internal executor.
sql: tag the logging context with 'internal' for the internal executor.

cockroachdb/cockroach,maxlang/cockroach,petermattis/cockroach,petermattis/cockroach,veteranlu/cockroach,vaibhavarora/cockroach,cockroachdb/cockroach,glycerine/cockroach,petermattis/cockroach,petermattis/cockroach,veteranlu/cockroach,cockroachdb/cockroach,paperstreet/cockroach,veteranlu/cockroach,glycerine/cockroach,cockroachdb/cockroach,maxlang/cockroach,veteranlu/cockroach,glycerine/cockroach,petermattis/cockroach,maxlang/cockroach,veteranlu/cockroach,maxlang/cockroach,paperstreet/cockroach,paperstreet/cockroach,paperstreet/cockroach,vaibhavarora/cockroach,vaibhavarora/cockroach,vaibhavarora/cockroach,petermattis/cockroach,paperstreet/cockroach,veteranlu/cockroach,cockroachdb/cockroach,veteranlu/cockroach,paperstreet/cockroach,cockroachdb/cockroach,maxlang/cockroach,maxlang/cockroach,cockroachdb/cockroach,vaibhavarora/cockroach,petermattis/cockroach,glycerine/cockroach,glycerine/cockroach,petermattis/cockroach,vaibhavarora/cockroach,vaibhavarora/cockroach,veteranlu/cockroach,glycerine/cockroach,vaibhavarora/cockroach,paperstreet/cockroach,maxlang/cockroach,glycerine/cockroach,maxlang/cockroach,glycerine/cockroach,cockroachdb/cockroach,paperstreet/cockroach