Bump REL v0.30.0 (#18)

go.mod

@@ -3,7 +3,7 @@ module github.com/go-rel/sql
 go 1.16
 
 require (
-	github.com/go-rel/rel v0.29.2
+	github.com/go-rel/rel v0.30.0
 	github.com/stretchr/objx v0.3.0 // indirect
 	github.com/stretchr/testify v1.7.0
 )

go.sum

@@ -5,8 +5,9 @@ github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMo
 github.com/fsnotify/fsnotify v1.4.9 h1:hsms1Qyu0jgnwNXIxa+/V/PDsU6CfLf6CNO8H7IWoS4=
 github.com/fsnotify/fsnotify v1.4.9/go.mod h1:znqG4EE+3YCdAaPaxE2ZRY/06pZUdp0tY4IgpuI1SZQ=
 github.com/go-rel/rel v0.28.0/go.mod h1:zaIYPmM3AfJrh0xBmm7KoVKRgTNvr0cgZfcJ88gVA2U=
-github.com/go-rel/rel v0.29.2 h1:YeQiGSjK3fPZZOjxktGudv6t8g3EbrUHJ6jLUhq7sc4=
-github.com/go-rel/rel v0.29.2/go.mod h1:RiTs/9DBCiSZvVRin8mXMXBeXIuJ5JpQThccwtrdqfc=
+github.com/go-rel/rel v0.30.0 h1:cROr0KQx1WJCx+LGEs885yxt2UsO54vOQcgsXoeGTPk=
+github.com/go-rel/rel v0.30.0/go.mod h1:Wu6HB6x0oIiEOdUJClwmn7ByCmdL73U5gItAYObyyuo=
+github.com/go-rel/reltest v0.4.0 h1:Z/x9FXZ8yDdrU2MuzPpt7FUIptSEV1pnmSKxSlcUhtM=
 github.com/go-rel/reltest v0.4.0/go.mod h1:3udgrKCZGCMFWc8k+RH975gUdUFPE/yspG2iWN9gjqU=
 github.com/go-sql-driver/mysql v1.6.0/go.mod h1:DCzpHaOWr8IXmIStZouvnhqoel9Qv2LBy8hT2VhHyBg=
 github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=

specs/specs.go

@@ -8,7 +8,6 @@ import (
 	"time"
 
 	"github.com/go-rel/rel"
-	"github.com/go-rel/rel/adapter/sql"
 	"github.com/stretchr/testify/assert"
 )
 
@@ -74,13 +73,6 @@ type Composite struct {
 	Data     string
 }
 
-var (
-	config = sql.Config{
-		Placeholder: "?",
-		EscapeChar:  "`",
-	}
-)
-
 func assertConstraint(t *testing.T, err error, ctype rel.ConstraintType, key string) {
 	assert.NotNil(t, err)
 	cerr, ok := err.(rel.ConstraintError)