https://drill.apache.org/apidocs/org/apache/drill/exec/proto/SchemaBitControl.PlanFragment.BuilderSchema.html
SchemaBitControl.PlanFragment.BuilderSchema (Drill : 1.22.0 API)
declaration: package: org.apache.drill.exec.proto, class: SchemaBitControl, class: PlanFragment, class: BuilderSchema
drillapi