github.com/cockroachdb/cockroach@v20.2.0-alpha.1+incompatible/pkg/config/keys.go (about) 1 // Copyright 2015 The Cockroach Authors. 2 // 3 // Use of this software is governed by the Business Source License 4 // included in the file licenses/BSL.txt. 5 // 6 // As of the Change Date specified in that file, in accordance with 7 // the Business Source License, use of this software will be governed 8 // by the Apache License, Version 2.0, included in the file 9 // licenses/APL.txt. 10 11 package config 12 13 import ( 14 "github.com/cockroachdb/cockroach/pkg/keys" 15 "github.com/cockroachdb/cockroach/pkg/roachpb" 16 ) 17 18 // MakeZoneKeyPrefix returns the key prefix for id's row in the system.zones 19 // table. 20 func MakeZoneKeyPrefix(id uint32) roachpb.Key { 21 return keys.SystemSQLCodec.ZoneKeyPrefix(id) 22 } 23 24 // MakeZoneKey returns the key for id's entry in the system.zones table. 25 func MakeZoneKey(id uint32) roachpb.Key { 26 return keys.SystemSQLCodec.ZoneKey(id) 27 } 28 29 // DecodeObjectID decodes the object ID from the front of key. It returns the 30 // decoded object ID, the remainder of the key, and whether the result is valid 31 // (i.e., whether the key was within the structured key space). 32 func DecodeObjectID(key roachpb.RKey) (uint32, []byte, bool) { 33 rem, id, err := keys.TODOSQLCodec.DecodeTablePrefix(key.AsRawKey()) 34 return id, rem, err == nil 35 }