fix: remove unused code for MySQL

store/migrations.go

@@ -364,10 +364,6 @@ func (st *Store) initDBModel(cfg DBConfig) (err error) {
 	opts.TableName = migrationsTn
 	opts.IDColumnSize = 64
 	opts.UseTransaction = true
-	if cfg.Type == "mysql" {
-		// mySQl does not support DDL commands inside transactions
-		opts.UseTransaction = false
-	}
 
 	m := gormigrate.New(st.db, opts, dbMigrations)
 	m.InitSchema(initialMigration)

store/store.go

@@ -40,28 +40,6 @@ type Store struct {
 // Initialization and Destruction
 //
 
-func mysqlConnectionString(cfg DBConfig) (conn string) {
-	// "tank:aura@tcp(127.0.0.1:3306)/tank?charset=utf8&parseTime=True&loc=Local"
-	conn = cfg.Username
-	if cfg.Password != "" {
-		conn += ":" + cfg.Password
-	}
-	if cfg.Port > 0 {
-		conn += fmt.Sprintf("@tcp(%s:%d)", cfg.Host, cfg.Port)
-	} else {
-		conn += "@tcp(" + cfg.Host + ")"
-	}
-	conn += "/" + cfg.DB + "?parseTime=True&loc=Local"
-
-	if cfg.TLS != "" {
-		conn += "&tls=" + cfg.TLS
-	}
-	if cfg.Charset != "" {
-		conn += "&charset=" + cfg.Charset
-	}
-	return
-}
-
 func postgresConnectionString(cfg DBConfig) (conn string) {
 	// "host=127.0.0.1 port=5432 user=tank password=aura dbname=tank sslmode=disable"
 	conn = "host=" + cfg.Host

store/store_test.go

@@ -54,16 +54,11 @@ var (
 
 func testDBConfig() (cfg DBConfig) {
 	cfg.Type = os.Getenv("AURA_TANK_TEST_DB_TYPE")
-	if cfg.Type == "" {
-		cfg.Type = "mysql"
-	}
 	cfg.Host = os.Getenv("AURA_TANK_TEST_DB_HOST")
 	if cfg.Host == "" {
 		cfg.Host = "127.0.0.1"
 	}
 	switch cfg.Type {
-	case "mysql":
-		cfg.TLS = "false"
 	case "postgres":
 		cfg.TLS = "disable"
 	}