TUN-2243: Revert "STOR-519: Add db-connect, a SQL over HTTPS server"

This reverts commit 5da2109811.

vendor/github.com/go-sql-driver/mysql/transaction.go

@@ -1,31 +0,0 @@
-// Go MySQL Driver - A MySQL-Driver for Go's database/sql package
-//
-// Copyright 2012 The Go-MySQL-Driver Authors. All rights reserved.
-//
-// This Source Code Form is subject to the terms of the Mozilla Public
-// License, v. 2.0. If a copy of the MPL was not distributed with this file,
-// You can obtain one at http://mozilla.org/MPL/2.0/.
-
-package mysql
-
-type mysqlTx struct {
-	mc *mysqlConn
-}
-
-func (tx *mysqlTx) Commit() (err error) {
-	if tx.mc == nil || tx.mc.closed.IsSet() {
-		return ErrInvalidConn
-	}
-	err = tx.mc.exec("COMMIT")
-	tx.mc = nil
-	return
-}
-
-func (tx *mysqlTx) Rollback() (err error) {
-	if tx.mc == nil || tx.mc.closed.IsSet() {
-		return ErrInvalidConn
-	}
-	err = tx.mc.exec("ROLLBACK")
-	tx.mc = nil
-	return
-}