diff --git a/doc/md/getting-started.md b/doc/md/getting-started.md
index 8f3c1569c..dfffc4877 100755
--- a/doc/md/getting-started.md
+++ b/doc/md/getting-started.md
@@ -452,47 +452,47 @@ func CreateGraph(ctx context.Context, client *ent.Client) error {
 		return err
 	}
 	// Then, create the cars, and attach them to the users in the creation.
-	_, err = client.Car.
+	err = client.Car.
 		Create().
 		SetModel("Tesla").
 		SetRegisteredAt(time.Now()). // ignore the time in the graph.
 		SetOwner(a8m).               // attach this graph to Ariel.
-		Save(ctx)
+		Exec(ctx)
 	if err != nil {
 		return err
 	}
-	_, err = client.Car.
+	err = client.Car.
 		Create().
 		SetModel("Mazda").
 		SetRegisteredAt(time.Now()). // ignore the time in the graph.
 		SetOwner(a8m).               // attach this graph to Ariel.
-		Save(ctx)
+		Exec(ctx)
 	if err != nil {
 		return err
 	}
-	_, err = client.Car.
+	err = client.Car.
 		Create().
 		SetModel("Ford").
 		SetRegisteredAt(time.Now()). // ignore the time in the graph.
 		SetOwner(neta).              // attach this graph to Neta.
-		Save(ctx)
+		Exec(ctx)
 	if err != nil {
 		return err
 	}
 	// Create the groups, and add their users in the creation.
-	_, err = client.Group.
+	err = client.Group.
 		Create().
 		SetName("GitLab").
 		AddUsers(neta, a8m).
-		Save(ctx)
+		Exec(ctx)
 	if err != nil {
 		return err
 	}
-	_, err = client.Group.
+	err = client.Group.
 		Create().
 		SetName("GitHub").
 		AddUsers(a8m).
-		Save(ctx)
+		Exec(ctx)
 	if err != nil {
 		return err
 	}
diff --git a/doc/md/privacy.md b/doc/md/privacy.md
index 36ab8b5d2..9f5247325 100644
--- a/doc/md/privacy.md
+++ b/doc/md/privacy.md
@@ -227,17 +227,17 @@ After adding the rules above and running the code-generation, we expect the priv
 func Do(ctx context.Context, client *ent.Client) error {
 	// Expect operation to fail, because viewer-context
 	// is missing (first mutation rule check).
-	if _, err := client.User.Create().Save(ctx); !errors.Is(err, privacy.Deny) {
+	if err := client.User.Create().Exec(ctx); !errors.Is(err, privacy.Deny) {
 		return fmt.Errorf("expect operation to fail, but got %w", err)
 	}
 	// Apply the same operation with "Admin" role.
 	admin := viewer.NewContext(ctx, viewer.UserViewer{Role: viewer.Admin})
-	if _, err := client.User.Create().Save(admin); err != nil {
+	if err := client.User.Create().Exec(admin); err != nil {
 		return fmt.Errorf("expect operation to pass, but got %w", err)
 	}
 	// Apply the same operation with "ViewOnly" role.
 	viewOnly := viewer.NewContext(ctx, viewer.UserViewer{Role: viewer.View})
-	if _, err := client.User.Create().Save(viewOnly); !errors.Is(err, privacy.Deny) {
+	if err := client.User.Create().Exec(viewOnly); !errors.Is(err, privacy.Deny) {
 		return fmt.Errorf("expect operation to fail, but got %w", err)
 	}
 	// Allow all viewers to query users.
@@ -259,7 +259,7 @@ can use the `privacy.DecisionContext` function to create a new context with a pr
 func Do(ctx context.Context, client *ent.Client) error {
 	// Bind a privacy decision to the context (bypass all other rules).
 	allow := privacy.DecisionContext(ctx, privacy.Allow)
-	if _, err := client.User.Create().Save(allow); err != nil {
+	if err := client.User.Create().Exec(allow); err != nil {
 		return fmt.Errorf("expect operation to pass, but got %w", err)
 	}
     return nil
@@ -332,12 +332,12 @@ Then, we expect the following code to run successfully:
 func Do(ctx context.Context, client *ent.Client) error {
 	// Expect operation to fail, because viewer-context
 	// is missing (first mutation rule check).
-	if _, err := client.Tenant.Create().Save(ctx); !errors.Is(err, privacy.Deny) {
+	if err := client.Tenant.Create().Exec(ctx); !errors.Is(err, privacy.Deny) {
 		return fmt.Errorf("expect operation to fail, but got %w", err)
 	}
 	// Deny tenant creation if the viewer is not admin.
 	viewCtx := viewer.NewContext(ctx, viewer.UserViewer{Role: viewer.View})
-	if _, err := client.Tenant.Create().Save(viewCtx); !errors.Is(err, privacy.Deny) {
+	if err := client.Tenant.Create().Exec(viewCtx); !errors.Is(err, privacy.Deny) {
 		return fmt.Errorf("expect operation to fail, but got %w", err)
 	}
 	// Apply the same operation with "Admin" role, expect it to pass.
@@ -512,11 +512,11 @@ func Do(ctx context.Context, client *ent.Client) error {
 
 	// Expect operation to fail because the DenyMismatchedTenants rule
 	// makes sure the group and the users are connected to the same tenant.
-	_, err = client.Group.Create().SetName("entgo.io").SetTenant(hub).AddUsers(labUser).Save(adminCtx)
+	err = client.Group.Create().SetName("entgo.io").SetTenant(hub).AddUsers(labUser).Exec(adminCtx)
 	if !errors.Is(err, privacy.Deny) {
 		return fmt.Errorf("expect operation to fail, since user (nati) is not connected to the same tenant")
 	}
-	_, err = client.Group.Create().SetName("entgo.io").SetTenant(hub).AddUsers(labUser, hubUser).Save(adminCtx)
+	err = client.Group.Create().SetName("entgo.io").SetTenant(hub).AddUsers(labUser, hubUser).Exec(adminCtx)
 	if !errors.Is(err, privacy.Deny) {
 		return fmt.Errorf("expect operation to fail, since some users (nati) are not connected to the same tenant")
 	}
diff --git a/doc/md/schema-indexes.md b/doc/md/schema-indexes.md
index 2490498c3..8a85ff65d 100755
--- a/doc/md/schema-indexes.md
+++ b/doc/md/schema-indexes.md
@@ -127,14 +127,13 @@ func Do(ctx context.Context, client *ent.Client) error {
 		SetName("ST").
 		SetCity(tlv).
 		SaveX(ctx)
-	// This operation will fail because "ST"
-	// is already created under "TLV".
-	_, err := client.Street.
+	// This operation fails because "ST"
+	// was already created under "TLV".
+	if err := client.Street.
 		Create().
 		SetName("ST").
 		SetCity(tlv).
-		Save(ctx)
-	if err == nil {
+		Exec(ctx); err == nil {
 		return fmt.Errorf("expecting creation to fail")
 	}
 	// Add a street "ST" to "NYC".
diff --git a/examples/README.md b/examples/README.md
index bdeb6e8dc..1f2ee3d70 100644
--- a/examples/README.md
+++ b/examples/README.md
@@ -1000,14 +1000,13 @@ func Do(ctx context.Context, client *ent.Client) error {
 		SetName("ST").
 		SetCity(tlv).
 		SaveX(ctx)
-	// This operation will fail because "ST"
-	// is already created under "TLV".
-	_, err := client.Street.
+	// This operation fails because "ST"
+	// was already created under "TLV".
+	if err := client.Street.
 		Create().
 		SetName("ST").
 		SetCity(tlv).
-		Save(ctx)
-	if err == nil {
+		Exec(ctx); err == nil {
 		return fmt.Errorf("expecting creation to fail")
 	}
 	// Add a street "ST" to "NYC".
diff --git a/examples/edgeindex/example_test.go b/examples/edgeindex/example_test.go
index 6671a748d..31e30dd1b 100644
--- a/examples/edgeindex/example_test.go
+++ b/examples/edgeindex/example_test.go
@@ -47,14 +47,13 @@ func Do(ctx context.Context, client *ent.Client) error {
 		SetName("ST").
 		SetCity(tlv).
 		SaveX(ctx)
-	// This operation will fail because "ST"
-	// is already created under "TLV".
-	_, err := client.Street.
+	// This operation fails because "ST"
+	// was already created under "TLV".
+	if err := client.Street.
 		Create().
 		SetName("ST").
 		SetCity(tlv).
-		Save(ctx)
-	if err == nil {
+		Exec(ctx); err == nil {
 		return fmt.Errorf("expecting creation to fail")
 	}
 	// Add a street "ST" to "NYC".
diff --git a/examples/privacyadmin/example_test.go b/examples/privacyadmin/example_test.go
index 7b7ae8bfd..a886a6fba 100644
--- a/examples/privacyadmin/example_test.go
+++ b/examples/privacyadmin/example_test.go
@@ -42,17 +42,17 @@ func Example_PrivacyAdmin() {
 func Do(ctx context.Context, client *ent.Client) error {
 	// Expect operation to fail, because viewer-context
 	// is missing (first mutation rule check).
-	if _, err := client.User.Create().Save(ctx); !errors.Is(err, privacy.Deny) {
+	if err := client.User.Create().Exec(ctx); !errors.Is(err, privacy.Deny) {
 		return fmt.Errorf("expect operation to fail, but got %w", err)
 	}
 	// Apply the same operation with "Admin" role.
 	admin := viewer.NewContext(ctx, viewer.UserViewer{Role: viewer.Admin})
-	if _, err := client.User.Create().Save(admin); err != nil {
+	if err := client.User.Create().Exec(admin); err != nil {
 		return fmt.Errorf("expect operation to pass, but got %w", err)
 	}
 	// Apply the same operation with "ViewOnly" role.
 	viewOnly := viewer.NewContext(ctx, viewer.UserViewer{Role: viewer.View})
-	if _, err := client.User.Create().Save(viewOnly); !errors.Is(err, privacy.Deny) {
+	if err := client.User.Create().Exec(viewOnly); !errors.Is(err, privacy.Deny) {
 		return fmt.Errorf("expect operation to fail, but got %w", err)
 	}
 	// Allow all viewers to query users.
@@ -63,7 +63,7 @@ func Do(ctx context.Context, client *ent.Client) error {
 	}
 	// Bind a privacy decision to the context (bypass all other rules).
 	allow := privacy.DecisionContext(ctx, privacy.Allow)
-	if _, err := client.User.Create().Save(allow); err != nil {
+	if err := client.User.Create().Exec(allow); err != nil {
 		return fmt.Errorf("expect operation to pass, but got %w", err)
 	}
 	return nil
diff --git a/examples/privacytenant/example_test.go b/examples/privacytenant/example_test.go
index d38b01f12..971d5019b 100644
--- a/examples/privacytenant/example_test.go
+++ b/examples/privacytenant/example_test.go
@@ -44,12 +44,12 @@ func Example_PrivacyTenant() {
 func Do(ctx context.Context, client *ent.Client) error {
 	// Expect operation to fail, because viewer-context
 	// is missing (first mutation rule check).
-	if _, err := client.Tenant.Create().Save(ctx); !errors.Is(err, privacy.Deny) {
+	if err := client.Tenant.Create().Exec(ctx); !errors.Is(err, privacy.Deny) {
 		return fmt.Errorf("expect operation to fail, but got %w", err)
 	}
 	// Deny tenant creation if the viewer is not admin.
 	viewCtx := viewer.NewContext(ctx, viewer.UserViewer{Role: viewer.View})
-	if _, err := client.Tenant.Create().Save(viewCtx); !errors.Is(err, privacy.Deny) {
+	if err := client.Tenant.Create().Exec(viewCtx); !errors.Is(err, privacy.Deny) {
 		return fmt.Errorf("expect operation to fail, but got %w", err)
 	}
 	// Apply the same operation with "Admin" role, expect it to pass.
@@ -87,11 +87,11 @@ func Do(ctx context.Context, client *ent.Client) error {
 
 	// Expect operation to fail, because the DenyMismatchedTenants rule makes sure
 	// the group and the users are connected to the same tenant.
-	_, err = client.Group.Create().SetName("entgo.io").SetTenant(hub).AddUsers(labUser).Save(adminCtx)
+	err = client.Group.Create().SetName("entgo.io").SetTenant(hub).AddUsers(labUser).Exec(adminCtx)
 	if !errors.Is(err, privacy.Deny) {
 		return fmt.Errorf("expect operation to fail, since user (nati) is not connected to the same tenant")
 	}
-	_, err = client.Group.Create().SetName("entgo.io").SetTenant(hub).AddUsers(labUser, hubUser).Save(adminCtx)
+	err = client.Group.Create().SetName("entgo.io").SetTenant(hub).AddUsers(labUser, hubUser).Exec(adminCtx)
 	if !errors.Is(err, privacy.Deny) {
 		return fmt.Errorf("expect operation to fail, since some users (nati) are not connected to the same tenant")
 	}
diff --git a/examples/start/start.go b/examples/start/start.go
index 80324b831..62d7938bf 100644
--- a/examples/start/start.go
+++ b/examples/start/start.go
@@ -158,7 +158,7 @@ func QueryCarUsers(ctx context.Context, a8m *ent.User) error {
 }
 
 func CreateGraph(ctx context.Context, client *ent.Client) error {
-	// first, create the users.
+	// First, create the users.
 	a8m, err := client.User.
 		Create().
 		SetAge(30).
@@ -175,48 +175,48 @@ func CreateGraph(ctx context.Context, client *ent.Client) error {
 	if err != nil {
 		return err
 	}
-	// then, create the cars, and attach them to the users in the creation.
-	_, err = client.Car.
+	// Then, create the cars, and attach them to the users in the creation.
+	err = client.Car.
 		Create().
 		SetModel("Tesla").
 		SetRegisteredAt(time.Now()). // ignore the time in the graph.
 		SetOwner(a8m).               // attach this graph to Ariel.
-		Save(ctx)
+		Exec(ctx)
 	if err != nil {
 		return err
 	}
-	_, err = client.Car.
+	err = client.Car.
 		Create().
 		SetModel("Mazda").
 		SetRegisteredAt(time.Now()). // ignore the time in the graph.
 		SetOwner(a8m).               // attach this graph to Ariel.
-		Save(ctx)
+		Exec(ctx)
 	if err != nil {
 		return err
 	}
-	_, err = client.Car.
+	err = client.Car.
 		Create().
 		SetModel("Ford").
 		SetRegisteredAt(time.Now()). // ignore the time in the graph.
 		SetOwner(neta).              // attach this graph to Neta.
-		Save(ctx)
+		Exec(ctx)
 	if err != nil {
 		return err
 	}
-	// create the groups, and add their users in the creation.
-	_, err = client.Group.
+	// Create the groups, and add their users in the creation.
+	err = client.Group.
 		Create().
 		SetName("GitLab").
 		AddUsers(neta, a8m).
-		Save(ctx)
+		Exec(ctx)
 	if err != nil {
 		return err
 	}
-	_, err = client.Group.
+	err = client.Group.
 		Create().
 		SetName("GitHub").
 		AddUsers(a8m).
-		Save(ctx)
+		Exec(ctx)
 	if err != nil {
 		return err
 	}