refactor: openpitrix module

Signed-off-by: hongming <talonwan@yunify.com>

vendor/openpitrix.io/openpitrix/pkg/db/errors.go

@@ -0,0 +1,22 @@
+// Copyright 2018 The OpenPitrix Authors. All rights reserved.
+// Use of this source code is governed by a Apache license
+// that can be found in the LICENSE file.
+
+package db
+
+import (
+	"github.com/gocraft/dbr"
+)
+
+// package errors
+var (
+	ErrNotFound           = dbr.ErrNotFound
+	ErrNotSupported       = dbr.ErrNotSupported
+	ErrTableNotSpecified  = dbr.ErrTableNotSpecified
+	ErrColumnNotSpecified = dbr.ErrColumnNotSpecified
+	ErrInvalidPointer     = dbr.ErrInvalidPointer
+	ErrPlaceholderCount   = dbr.ErrPlaceholderCount
+	ErrInvalidSliceLength = dbr.ErrInvalidSliceLength
+	ErrCantConvertToTime  = dbr.ErrCantConvertToTime
+	ErrInvalidTimestring  = dbr.ErrInvalidTimestring
+)