diff --git a/bundle/deploy/terraform/showplanfile.go b/bundle/deploy/terraform/showplanfile.go
index 1521f2bff7..4399974393 100644
--- a/bundle/deploy/terraform/showplanfile.go
+++ b/bundle/deploy/terraform/showplanfile.go
@@ -72,15 +72,15 @@ func populatePlan(ctx context.Context, plan *deployplan.Plan, changes []*tfjson.
 		var actionType deployplan.ActionType
 		switch {
 		case rc.Change.Actions.Delete():
-			actionType = deployplan.ActionTypeDelete
+			actionType = deployplan.Delete
 		case rc.Change.Actions.Replace():
-			actionType = deployplan.ActionTypeRecreate
+			actionType = deployplan.Recreate
 		case rc.Change.Actions.Create():
-			actionType = deployplan.ActionTypeCreate
+			actionType = deployplan.Create
 		case rc.Change.Actions.Update():
-			actionType = deployplan.ActionTypeUpdate
+			actionType = deployplan.Update
 		case rc.Change.Actions.NoOp():
-			actionType = deployplan.ActionTypeSkip
+			actionType = deployplan.Skip
 		default:
 			continue
 		}
@@ -105,7 +105,7 @@ func populatePlan(ctx context.Context, plan *deployplan.Plan, changes []*tfjson.
 			key = "resources." + group + "." + rc.Name
 		}
 
-		plan.Plan[key] = &deployplan.PlanEntry{Action: actionType.String()}
+		plan.Plan[key] = &deployplan.PlanEntry{Action: actionType}
 	}
 }
 
diff --git a/bundle/deploy/terraform/showplanfile_test.go b/bundle/deploy/terraform/showplanfile_test.go
index 0ce7d049ef..0ac62eb306 100644
--- a/bundle/deploy/terraform/showplanfile_test.go
+++ b/bundle/deploy/terraform/showplanfile_test.go
@@ -50,15 +50,15 @@ func TestPopulatePlan(t *testing.T) {
 	// Assert that the actions list contains all expected actions
 	expectedActions := []deployplan.Action{
 		{
-			ActionType:  deployplan.ActionTypeCreate,
+			ActionType:  deployplan.Create,
 			ResourceKey: "resources.pipelines.create pipeline",
 		},
 		{
-			ActionType:  deployplan.ActionTypeDelete,
+			ActionType:  deployplan.Delete,
 			ResourceKey: "resources.pipelines.delete pipeline",
 		},
 		{
-			ActionType:  deployplan.ActionTypeRecreate,
+			ActionType:  deployplan.Recreate,
 			ResourceKey: "resources.pipelines.recreate pipeline",
 		},
 	}
@@ -66,13 +66,13 @@ func TestPopulatePlan(t *testing.T) {
 
 	// Also test that the plan was populated correctly with expected entries
 	assert.Contains(t, plan.Plan, "resources.pipelines.create pipeline")
-	assert.Equal(t, "create", plan.Plan["resources.pipelines.create pipeline"].Action)
+	assert.Equal(t, deployplan.Create, plan.Plan["resources.pipelines.create pipeline"].Action)
 
 	assert.Contains(t, plan.Plan, "resources.pipelines.delete pipeline")
-	assert.Equal(t, "delete", plan.Plan["resources.pipelines.delete pipeline"].Action)
+	assert.Equal(t, deployplan.Delete, plan.Plan["resources.pipelines.delete pipeline"].Action)
 
 	assert.Contains(t, plan.Plan, "resources.pipelines.recreate pipeline")
-	assert.Equal(t, "recreate", plan.Plan["resources.pipelines.recreate pipeline"].Action)
+	assert.Equal(t, deployplan.Recreate, plan.Plan["resources.pipelines.recreate pipeline"].Action)
 
 	// Unknown resource type should not be in the plan
 	assert.NotContains(t, plan.Plan, "resources.recreate whatever")
diff --git a/bundle/deployplan/action.go b/bundle/deployplan/action.go
index 6b561c18c4..e8e1427956 100644
--- a/bundle/deployplan/action.go
+++ b/bundle/deployplan/action.go
@@ -22,57 +22,36 @@ func (a Action) IsChildResource() bool {
 	return len(items) == 4
 }
 
-type ActionType int
+type ActionType string
 
 // Actions are ordered in increasing severity.
 // If case of several options, action with highest severity wins.
 // Note, Create/Delete are handled explicitly and never compared.
 const (
-	ActionTypeUndefined ActionType = iota
-	ActionTypeSkip
-	ActionTypeResize
-	ActionTypeUpdate
-	ActionTypeUpdateWithID
-	ActionTypeCreate
-	ActionTypeRecreate
-	ActionTypeDelete
+	Undefined    ActionType = ""
+	Skip         ActionType = "skip"
+	Resize       ActionType = "resize"
+	Update       ActionType = "update"
+	UpdateWithID ActionType = "update_id"
+	Create       ActionType = "create"
+	Recreate     ActionType = "recreate"
+	Delete       ActionType = "delete"
 )
 
-const (
-	ActionTypeUndefinedString    = ""
-	ActionTypeSkipString         = "skip"
-	ActionTypeResizeString       = "resize"
-	ActionTypeUpdateString       = "update"
-	ActionTypeUpdateWithIDString = "update_id"
-	ActionTypeCreateString       = "create"
-	ActionTypeRecreateString     = "recreate"
-	ActionTypeDeleteString       = "delete"
-)
-
-var actionName = map[ActionType]string{
-	ActionTypeSkip:         ActionTypeSkipString,
-	ActionTypeResize:       ActionTypeResizeString,
-	ActionTypeUpdate:       ActionTypeUpdateString,
-	ActionTypeUpdateWithID: ActionTypeUpdateWithIDString,
-	ActionTypeCreate:       ActionTypeCreateString,
-	ActionTypeRecreate:     ActionTypeRecreateString,
-	ActionTypeDelete:       ActionTypeDeleteString,
-}
-
-var nameToAction = map[string]ActionType{}
-
-func init() {
-	for k, v := range actionName {
-		if _, ok := nameToAction[v]; ok {
-			panic("duplicate action string: " + v)
-		}
-		nameToAction[v] = k
-	}
+var actionOrder = map[ActionType]int{
+	Undefined:    0,
+	Skip:         1,
+	Resize:       2,
+	Update:       3,
+	UpdateWithID: 4,
+	Create:       5,
+	Recreate:     6,
+	Delete:       7,
 }
 
 func (a ActionType) KeepsID() bool {
 	switch a {
-	case ActionTypeCreate, ActionTypeUpdateWithID, ActionTypeRecreate, ActionTypeDelete:
+	case Create, UpdateWithID, Recreate, Delete:
 		return false
 	default:
 		return true
@@ -81,30 +60,15 @@ func (a ActionType) KeepsID() bool {
 
 // StringShort short version of action string, without suffix
 func (a ActionType) StringShort() string {
-	items := strings.SplitN(actionName[a], "_", 2)
+	items := strings.SplitN(string(a), "_", 2)
 	return items[0]
 }
 
-// String returns the string representation of the action type.
-func (a ActionType) String() string {
-	return actionName[a]
-}
-
-func ActionTypeFromString(s string) ActionType {
-	actionType, ok := nameToAction[s]
-	if !ok {
-		return ActionTypeUndefined
-	}
-	return actionType
-}
-
-// Filter returns actions that match the specified action type
-func Filter(changes []Action, actionType ActionType) []Action {
-	var result []Action
-	for _, action := range changes {
-		if action.ActionType == actionType {
-			result = append(result, action)
-		}
+// GetHigherAction returns the action with higher severity between a and b.
+// Actions are ordered by severity in actionOrder map.
+func GetHigherAction(a, b ActionType) ActionType {
+	if actionOrder[a] > actionOrder[b] {
+		return a
 	}
-	return result
+	return b
 }
diff --git a/bundle/deployplan/action_test.go b/bundle/deployplan/action_test.go
deleted file mode 100644
index 953d697fff..0000000000
--- a/bundle/deployplan/action_test.go
+++ /dev/null
@@ -1,34 +0,0 @@
-package deployplan
-
-import (
-	"maps"
-	"slices"
-	"strings"
-	"testing"
-
-	"github.com/stretchr/testify/require"
-)
-
-func TestStringShort(t *testing.T) {
-	shortMap := make(map[string][]string)
-
-	keys := slices.Collect(maps.Keys(actionName))
-	slices.Sort(keys)
-
-	for _, a := range keys {
-		s := actionName[a]
-		require.Equal(t, a.String(), s)
-		short := a.StringShort()
-		require.NotEmpty(t, short)
-		require.True(t, strings.HasPrefix(s, short), "%q %q", s, short)
-		if short != s {
-			shortMap[short] = append(shortMap[short], s)
-		}
-	}
-
-	require.Equal(t, map[string][]string{
-		"update": {
-			"update_id",
-		},
-	}, shortMap)
-}
diff --git a/bundle/deployplan/plan.go b/bundle/deployplan/plan.go
index a134f00012..ea27165117 100644
--- a/bundle/deployplan/plan.go
+++ b/bundle/deployplan/plan.go
@@ -65,7 +65,7 @@ func LoadPlanFromFile(path string) (*Plan, error) {
 type PlanEntry struct {
 	ID          string                   `json:"id,omitempty"`
 	DependsOn   []DependsOnEntry         `json:"depends_on,omitempty"`
-	Action      string                   `json:"action,omitempty"`
+	Action      ActionType               `json:"action,omitempty"`
 	NewState    *structvar.StructVarJSON `json:"new_state,omitempty"`
 	RemoteState any                      `json:"remote_state,omitempty"`
 	Changes     Changes                  `json:"changes,omitempty"`
@@ -79,11 +79,11 @@ type DependsOnEntry struct {
 type Changes map[string]*ChangeDesc
 
 type ChangeDesc struct {
-	Action string `json:"action"`
-	Reason string `json:"reason,omitempty"`
-	Old    any    `json:"old,omitempty"`
-	New    any    `json:"new,omitempty"`
-	Remote any    `json:"remote,omitempty"`
+	Action ActionType `json:"action"`
+	Reason string     `json:"reason,omitempty"`
+	Old    any        `json:"old,omitempty"`
+	New    any        `json:"new,omitempty"`
+	Remote any        `json:"remote,omitempty"`
 }
 
 // Possible values for Reason field
@@ -118,10 +118,9 @@ func (c *Changes) HasChange(fieldPath string) bool {
 func (p *Plan) GetActions() []Action {
 	actions := make([]Action, 0, len(p.Plan))
 	for key, entry := range p.Plan {
-		at := ActionTypeFromString(entry.Action)
 		actions = append(actions, Action{
 			ResourceKey: key,
-			ActionType:  at,
+			ActionType:  entry.Action,
 		})
 	}
 
diff --git a/bundle/direct/apply.go b/bundle/direct/apply.go
index 782ddc44db..04bb7054a2 100644
--- a/bundle/direct/apply.go
+++ b/bundle/direct/apply.go
@@ -28,7 +28,7 @@ func (d *DeploymentUnit) Destroy(ctx context.Context, db *dstate.DeploymentState
 }
 
 func (d *DeploymentUnit) Deploy(ctx context.Context, db *dstate.DeploymentState, newState any, actionType deployplan.ActionType, changes deployplan.Changes) error {
-	if actionType == deployplan.ActionTypeCreate {
+	if actionType == deployplan.Create {
 		return d.Create(ctx, db, newState)
 	}
 
@@ -43,13 +43,13 @@ func (d *DeploymentUnit) Deploy(ctx context.Context, db *dstate.DeploymentState,
 	}
 
 	switch actionType {
-	case deployplan.ActionTypeRecreate:
+	case deployplan.Recreate:
 		return d.Recreate(ctx, db, oldID, newState)
-	case deployplan.ActionTypeUpdate:
+	case deployplan.Update:
 		return d.Update(ctx, db, oldID, newState, changes)
-	case deployplan.ActionTypeUpdateWithID:
+	case deployplan.UpdateWithID:
 		return d.UpdateWithID(ctx, db, oldID, newState)
-	case deployplan.ActionTypeResize:
+	case deployplan.Resize:
 		return d.Resize(ctx, db, oldID, newState)
 	default:
 		return fmt.Errorf("internal error: unexpected actionType: %#v", actionType)
diff --git a/bundle/direct/bundle_apply.go b/bundle/direct/bundle_apply.go
index c20da357ab..993eb7238a 100644
--- a/bundle/direct/bundle_apply.go
+++ b/bundle/direct/bundle_apply.go
@@ -55,15 +55,14 @@ func (b *DeploymentBundle) Apply(ctx context.Context, client *databricks.Workspa
 			errorPrefix = "cannot migrate " + resourceKey
 		}
 
-		at := deployplan.ActionTypeFromString(action)
-		if at == deployplan.ActionTypeUndefined {
+		if action == deployplan.Undefined {
 			logdiag.LogError(ctx, fmt.Errorf("cannot deploy %s: unknown action %q", resourceKey, action))
 			return false
 		}
 
 		// If a dependency failed, report and skip execution for this node by returning false
 		if failedDependency != nil {
-			if at != deployplan.ActionTypeSkip {
+			if action != deployplan.Skip {
 				logdiag.LogError(ctx, fmt.Errorf("%s: dependency failed: %s", errorPrefix, *failedDependency))
 			}
 			return false
@@ -81,7 +80,7 @@ func (b *DeploymentBundle) Apply(ctx context.Context, client *databricks.Workspa
 			DependsOn:   entry.DependsOn,
 		}
 
-		if at == deployplan.ActionTypeDelete {
+		if action == deployplan.Delete {
 			if migrateMode {
 				logdiag.LogError(ctx, fmt.Errorf("%s: Unexpected delete action during migration", errorPrefix))
 				return false
@@ -96,7 +95,7 @@ func (b *DeploymentBundle) Apply(ctx context.Context, client *databricks.Workspa
 
 		// We don't keep NewState around for 'skip' nodes
 
-		if at != deployplan.ActionTypeSkip {
+		if action != deployplan.Skip {
 			if !b.resolveReferences(ctx, resourceKey, entry, errorPrefix, false) {
 				return false
 			}
@@ -123,7 +122,7 @@ func (b *DeploymentBundle) Apply(ctx context.Context, client *databricks.Workspa
 				err = b.StateDB.SaveState(resourceKey, dbentry.ID, sv.Value, entry.DependsOn)
 			} else {
 				// TODO: redo calcDiff to downgrade planned action if possible (?)
-				err = d.Deploy(ctx, &b.StateDB, sv.Value, at, entry.Changes)
+				err = d.Deploy(ctx, &b.StateDB, sv.Value, action, entry.Changes)
 			}
 
 			if err != nil {
@@ -178,8 +177,8 @@ func (b *DeploymentBundle) LookupReferenceRemote(ctx context.Context, path *stru
 
 	defer b.Plan.ReadUnlockEntry(targetResourceKey)
 
-	targetAction := deployplan.ActionTypeFromString(targetEntry.Action)
-	if targetAction == deployplan.ActionTypeUndefined {
+	targetAction := targetEntry.Action
+	if targetAction == deployplan.Undefined {
 		return nil, fmt.Errorf("internal error: %s: missing action in the plan", targetResourceKey)
 	}
 
diff --git a/bundle/direct/bundle_plan.go b/bundle/direct/bundle_plan.go
index d634fa460f..bd8cfa24c3 100644
--- a/bundle/direct/bundle_plan.go
+++ b/bundle/direct/bundle_plan.go
@@ -166,7 +166,7 @@ func (b *DeploymentBundle) CalculatePlan(ctx context.Context, client *databricks
 			return false
 		}
 
-		if entry.Action == deployplan.ActionTypeDelete.String() {
+		if entry.Action == deployplan.Delete {
 			dbentry, hasEntry := b.StateDB.GetResourceEntry(resourceKey)
 			if !hasEntry {
 				logdiag.LogError(ctx, fmt.Errorf("%s: internal error, missing in state", errorPrefix))
@@ -197,7 +197,7 @@ func (b *DeploymentBundle) CalculatePlan(ctx context.Context, client *databricks
 
 		dbentry, hasEntry := b.StateDB.GetResourceEntry(resourceKey)
 		if !hasEntry {
-			entry.Action = deployplan.ActionTypeCreate.String()
+			entry.Action = deployplan.Create
 			return true
 		}
 
@@ -243,7 +243,7 @@ func (b *DeploymentBundle) CalculatePlan(ctx context.Context, client *databricks
 		// Including remoteState because in the near future remoteState is expected to become a superset struct of remoteStateComparable
 		entry.RemoteState = remoteState
 
-		action := deployplan.ActionTypeSkip
+		var action deployplan.ActionType
 		var remoteDiff []structdiff.Change
 		var remoteStateComparable any
 
@@ -276,23 +276,23 @@ func (b *DeploymentBundle) CalculatePlan(ctx context.Context, client *databricks
 		if remoteState == nil {
 			// Even if local action is "recreate" which is higher than "create", we should still pick "create" here
 			// because we know remote does not exist.
-			action = deployplan.ActionTypeCreate
+			action = deployplan.Create
 		} else {
 			action = getMaxAction(entry.Changes)
 		}
 
-		if action == deployplan.ActionTypeSkip {
+		if action == deployplan.Skip {
 			// resource is not going to change, can use remoteState to resolve references
 			b.RemoteStateCache.Store(resourceKey, remoteState)
 		}
 
 		// Validate that resources without DoUpdate don't have update actions
-		if action == deployplan.ActionTypeUpdate && !adapter.HasDoUpdate() {
+		if action == deployplan.Update && !adapter.HasDoUpdate() {
 			logdiag.LogError(ctx, fmt.Errorf("%s: resource does not support update action but plan produced update", errorPrefix))
 			return false
 		}
 
-		entry.Action = action.String()
+		entry.Action = action
 		return true
 	})
 
@@ -301,7 +301,7 @@ func (b *DeploymentBundle) CalculatePlan(ctx context.Context, client *databricks
 	}
 
 	for _, entry := range plan.Plan {
-		if entry.Action == deployplan.ActionTypeSkipString {
+		if entry.Action == deployplan.Skip {
 			entry.NewState = nil
 		}
 	}
@@ -310,9 +310,9 @@ func (b *DeploymentBundle) CalculatePlan(ctx context.Context, client *databricks
 }
 
 func getMaxAction(m map[string]*deployplan.ChangeDesc) deployplan.ActionType {
-	result := deployplan.ActionTypeSkip
+	result := deployplan.Skip
 	for _, ch := range m {
-		result = max(result, deployplan.ActionTypeFromString(ch.Action))
+		result = deployplan.GetHigherAction(result, ch.Action)
 	}
 	return result
 }
@@ -373,17 +373,17 @@ func addPerFieldActions(ctx context.Context, adapter *dresources.Adapter, change
 			// This could either be server-side default or a policy.
 			// In any case, this is not a change we should react to.
 			// Note, we only consider struct fields here. Adding/removing elements to/from maps and slices should trigger updates.
-			ch.Action = deployplan.ActionTypeSkipString
+			ch.Action = deployplan.Skip
 			ch.Reason = deployplan.ReasonServerSideDefault
 		} else if structdiff.IsEqual(ch.Remote, ch.New) {
-			ch.Action = deployplan.ActionTypeSkipString
+			ch.Action = deployplan.Skip
 			ch.Reason = deployplan.ReasonRemoteAlreadySet
 		} else if action, ok := fieldTriggers[pathString]; ok {
 			// TODO: should we check prefixes instead?
-			ch.Action = action.String()
+			ch.Action = action
 			ch.Reason = deployplan.ReasonFieldTriggers
 		} else {
-			ch.Action = deployplan.ActionTypeUpdateString
+			ch.Action = deployplan.Update
 		}
 
 		err = adapter.OverrideChangeDesc(ctx, path, ch, remoteState)
@@ -414,8 +414,8 @@ func (b *DeploymentBundle) LookupReferenceLocal(ctx context.Context, path *struc
 
 	defer b.Plan.ReadUnlockEntry(targetResourceKey)
 
-	targetAction := deployplan.ActionTypeFromString(targetEntry.Action)
-	if targetAction == deployplan.ActionTypeUndefined {
+	targetAction := targetEntry.Action
+	if targetAction == deployplan.Undefined {
 		return nil, fmt.Errorf("internal error: %s: missing action in the plan", targetResourceKey)
 	}
 
@@ -476,7 +476,7 @@ func (b *DeploymentBundle) LookupReferenceLocal(ctx context.Context, path *struc
 
 	if configValidErr != nil && remoteValidErr == nil {
 		// The field is only present in remote state schema.
-		if targetAction != deployplan.ActionTypeSkip {
+		if targetAction != deployplan.Skip {
 			// The resource is going to be updated, so remoteState can change
 			return nil, errDelayed
 		}
@@ -495,7 +495,7 @@ func (b *DeploymentBundle) LookupReferenceLocal(ctx context.Context, path *struc
 		return value, nil
 	}
 
-	if targetAction == deployplan.ActionTypeSkip {
+	if targetAction == deployplan.Skip {
 		remoteState, ok := b.RemoteStateCache.Load(targetResourceKey)
 		if ok {
 			return structaccess.Get(remoteState, fieldPath)
@@ -755,7 +755,7 @@ func (b *DeploymentBundle) makePlan(ctx context.Context, configRoot *config.Root
 		}
 
 		p.Plan[n] = &deployplan.PlanEntry{
-			Action:    deployplan.ActionTypeDelete.String(),
+			Action:    deployplan.Delete,
 			DependsOn: entry.DependsOn,
 		}
 	}
diff --git a/bundle/direct/dresources/adapter.go b/bundle/direct/dresources/adapter.go
index 6e3c213c56..3ddeefc37e 100644
--- a/bundle/direct/dresources/adapter.go
+++ b/bundle/direct/dresources/adapter.go
@@ -48,7 +48,7 @@ type IResource interface {
 
 	// [Optional] FieldTriggers returns actions to trigger when given fields are changed.
 	// Keys are field paths (e.g., "name", "catalog_name"). Values are actions.
-	// Unspecified changed fields default to ActionTypeUpdate.
+	// Unspecified changed fields default to Update.
 	//
 	// Note: these functions are called once per resource implementation initialization,
 	// not once per resource.
@@ -363,7 +363,7 @@ func (a *Adapter) validate() error {
 	if a.overrideChangeDesc == nil {
 		hasUpdateWithIDTrigger := false
 		for _, action := range a.fieldTriggers {
-			if action == deployplan.ActionTypeUpdateWithID {
+			if action == deployplan.UpdateWithID {
 				hasUpdateWithIDTrigger = true
 			}
 		}
diff --git a/bundle/direct/dresources/all_test.go b/bundle/direct/dresources/all_test.go
index e1ba1a7fbf..001dd7af46 100644
--- a/bundle/direct/dresources/all_test.go
+++ b/bundle/direct/dresources/all_test.go
@@ -672,7 +672,7 @@ func TestFieldTriggersNoUpdateWhenNotImplemented(t *testing.T) {
 
 		t.Run(resourceName+"_local", func(t *testing.T) {
 			for field, action := range adapter.FieldTriggers() {
-				assert.NotEqual(t, deployplan.ActionTypeUpdate, action,
+				assert.NotEqual(t, deployplan.Update, action,
 					"resource %s does not implement DoUpdate but field %s triggers update action", resourceName, field)
 			}
 		})
diff --git a/bundle/direct/dresources/app.go b/bundle/direct/dresources/app.go
index 8bc2580870..1cb5d2cccf 100644
--- a/bundle/direct/dresources/app.go
+++ b/bundle/direct/dresources/app.go
@@ -93,7 +93,7 @@ func (r *ResourceApp) DoDelete(ctx context.Context, id string) error {
 
 func (*ResourceApp) FieldTriggers() map[string]deployplan.ActionType {
 	return map[string]deployplan.ActionType{
-		"name": deployplan.ActionTypeRecreate,
+		"name": deployplan.Recreate,
 	}
 }
 
diff --git a/bundle/direct/dresources/cluster.go b/bundle/direct/dresources/cluster.go
index f099d5d0df..40c275cec5 100644
--- a/bundle/direct/dresources/cluster.go
+++ b/bundle/direct/dresources/cluster.go
@@ -126,19 +126,19 @@ func (r *ResourceCluster) OverrideChangeDesc(ctx context.Context, p *structpath.
 		// We do change skip here in the same way TF provider does suppress diff if the alias is used.
 		// https://github.com/databricks/terraform-provider-databricks/blob/main/clusters/resource_cluster.go#L109-L117
 		if change.New == compute.DataSecurityModeDataSecurityModeStandard && change.Remote == compute.DataSecurityModeUserIsolation && change.New == change.Old {
-			change.Action = deployplan.ActionTypeSkipString
+			change.Action = deployplan.Skip
 			change.Reason = deployplan.ReasonAlias
 		} else if change.New == compute.DataSecurityModeDataSecurityModeDedicated && change.Remote == compute.DataSecurityModeSingleUser && change.New == change.Old {
-			change.Action = deployplan.ActionTypeSkipString
+			change.Action = deployplan.Skip
 			change.Reason = deployplan.ReasonAlias
 		} else if change.New == compute.DataSecurityModeDataSecurityModeAuto && (change.Remote == compute.DataSecurityModeSingleUser || change.Remote == compute.DataSecurityModeUserIsolation) && change.New == change.Old {
-			change.Action = deployplan.ActionTypeSkipString
+			change.Action = deployplan.Skip
 			change.Reason = deployplan.ReasonAlias
 		}
 
 	case "num_workers", "autoscale":
 		if remoteState.State == compute.StateRunning {
-			change.Action = deployplan.ActionTypeResizeString
+			change.Action = deployplan.Resize
 		}
 	}
 	return nil
diff --git a/bundle/direct/dresources/dashboard.go b/bundle/direct/dresources/dashboard.go
index b74c643445..a1366996a2 100644
--- a/bundle/direct/dresources/dashboard.go
+++ b/bundle/direct/dresources/dashboard.go
@@ -308,13 +308,13 @@ func (r *ResourceDashboard) OverrideChangeDesc(_ context.Context, path *structpa
 		// change.New is always nil for etag because it's not present in the config
 		// We compare stored etag with remote one.
 		if change.Old == change.Remote {
-			change.Action = deployplan.ActionTypeSkipString
+			change.Action = deployplan.Skip
 		} else {
-			change.Action = deployplan.ActionTypeUpdateString
+			change.Action = deployplan.Update
 		}
 	case "parent_path":
-		if change.Action == deployplan.ActionTypeUpdateString {
-			change.Action = deployplan.ActionTypeRecreateString
+		if change.Action == deployplan.Update {
+			change.Action = deployplan.Recreate
 		}
 	case "serialized_dashboard", "dataset_catalog", "dataset_schema":
 		// "serialized_dashboard" locally and remotely will have different diffs.
@@ -324,7 +324,7 @@ func (r *ResourceDashboard) OverrideChangeDesc(_ context.Context, path *structpa
 		// They will always differ between local config (which has values) and remote state (which has empty strings),
 		// so we skip them for remote diff computation to avoid false positives.
 		if change.Old == change.New {
-			change.Action = deployplan.ActionTypeSkipString
+			change.Action = deployplan.Skip
 		}
 	}
 
diff --git a/bundle/direct/dresources/experiment.go b/bundle/direct/dresources/experiment.go
index 1cce7d31a8..0ee0edcd8c 100644
--- a/bundle/direct/dresources/experiment.go
+++ b/bundle/direct/dresources/experiment.go
@@ -75,10 +75,10 @@ func (r *ResourceExperiment) DoDelete(ctx context.Context, id string) error {
 func (*ResourceExperiment) FieldTriggers() map[string]deployplan.ActionType {
 	// TF implementation: https://github.com/databricks/terraform-provider-databricks/blob/6c106e8e7052bb2726148d66309fd460ed444236/mlflow/resource_mlflow_experiment.go#L22
 	return map[string]deployplan.ActionType{
-		"name":              deployplan.ActionTypeUpdate,
-		"artifact_location": deployplan.ActionTypeRecreate,
+		"name":              deployplan.Update,
+		"artifact_location": deployplan.Recreate,
 
 		// Tags updates are not supported by TF. This mirrors that behaviour.
-		"tags": deployplan.ActionTypeSkip,
+		"tags": deployplan.Skip,
 	}
 }
diff --git a/bundle/direct/dresources/model.go b/bundle/direct/dresources/model.go
index 2b290d79c5..de6b057bd5 100644
--- a/bundle/direct/dresources/model.go
+++ b/bundle/direct/dresources/model.go
@@ -115,7 +115,7 @@ func (*ResourceMlflowModel) FieldTriggers() map[string]deployplan.ActionType {
 		// the [ml.RenameModel] needs to be called instead of [ml.UpdateModel].
 		//
 		// We might reasonably choose to never fix this because this is a legacy resource.
-		"name": deployplan.ActionTypeRecreate,
+		"name": deployplan.Recreate,
 
 		// Allowing updates for tags requires dynamic selection of the method since
 		// tags can only be updated by calling [ml.SetModelTag] or [ml.DeleteModelTag] methods.
@@ -123,6 +123,6 @@ func (*ResourceMlflowModel) FieldTriggers() map[string]deployplan.ActionType {
 		// Skip annotation matches the current behavior of Terraform where tags changes are showed
 		// in plan but are just ignored / not applied. Since this is a legacy resource we might
 		// reasonably choose to not fix it here as well.
-		"tags": deployplan.ActionTypeSkip,
+		"tags": deployplan.Skip,
 	}
 }
diff --git a/bundle/direct/dresources/model_serving_endpoint.go b/bundle/direct/dresources/model_serving_endpoint.go
index dbf7af4e00..e8899dc678 100644
--- a/bundle/direct/dresources/model_serving_endpoint.go
+++ b/bundle/direct/dresources/model_serving_endpoint.go
@@ -320,11 +320,11 @@ func (r *ResourceModelServingEndpoint) DoDelete(ctx context.Context, id string)
 func (*ResourceModelServingEndpoint) FieldTriggers() map[string]deployplan.ActionType {
 	// TF implementation: https://github.com/databricks/terraform-provider-databricks/blob/6c106e8e7052bb2726148d66309fd460ed444236/mlflow/resource_mlflow_experiment.go#L22
 	return map[string]deployplan.ActionType{
-		"name":        deployplan.ActionTypeRecreate,
-		"description": deployplan.ActionTypeRecreate, // description is immutable, can't be updated via API
-		"config.auto_capture_config.catalog_name":      deployplan.ActionTypeRecreate,
-		"config.auto_capture_config.schema_name":       deployplan.ActionTypeRecreate,
-		"config.auto_capture_config.table_name_prefix": deployplan.ActionTypeRecreate,
-		"route_optimized":                              deployplan.ActionTypeRecreate,
+		"name":        deployplan.Recreate,
+		"description": deployplan.Recreate, // description is immutable, can't be updated via API
+		"config.auto_capture_config.catalog_name":      deployplan.Recreate,
+		"config.auto_capture_config.schema_name":       deployplan.Recreate,
+		"config.auto_capture_config.table_name_prefix": deployplan.Recreate,
+		"route_optimized":                              deployplan.Recreate,
 	}
 }
diff --git a/bundle/direct/dresources/pipeline.go b/bundle/direct/dresources/pipeline.go
index 5355a607c3..5ca6405b49 100644
--- a/bundle/direct/dresources/pipeline.go
+++ b/bundle/direct/dresources/pipeline.go
@@ -124,9 +124,9 @@ func (r *ResourcePipeline) DoDelete(ctx context.Context, id string) error {
 
 func (*ResourcePipeline) FieldTriggers() map[string]deployplan.ActionType {
 	result := map[string]deployplan.ActionType{
-		"storage":                                   deployplan.ActionTypeRecreate,
-		"ingestion_definition.connection_name":      deployplan.ActionTypeRecreate,
-		"ingestion_definition.ingestion_gateway_id": deployplan.ActionTypeRecreate,
+		"storage":                                   deployplan.Recreate,
+		"ingestion_definition.connection_name":      deployplan.Recreate,
+		"ingestion_definition.ingestion_gateway_id": deployplan.Recreate,
 	}
 
 	return result
@@ -135,7 +135,7 @@ func (*ResourcePipeline) FieldTriggers() map[string]deployplan.ActionType {
 func (*ResourcePipeline) OverrideChangeDesc(ctx context.Context, path *structpath.PathNode, ch *ChangeDesc, _ *pipelines.GetPipelineResponse) error {
 	if path.String() == "run_as" {
 		if structdiff.IsEqual(ch.Old, ch.New) {
-			ch.Action = deployplan.ActionTypeSkipString
+			ch.Action = deployplan.Skip
 			ch.Reason = "override"
 		}
 	}
diff --git a/bundle/direct/dresources/registered_model.go b/bundle/direct/dresources/registered_model.go
index cd2feaf696..458dafe873 100644
--- a/bundle/direct/dresources/registered_model.go
+++ b/bundle/direct/dresources/registered_model.go
@@ -107,10 +107,10 @@ func (*ResourceRegisteredModel) FieldTriggers() map[string]deployplan.ActionType
 	return map[string]deployplan.ActionType{
 		// The name can technically be updated without recreated. We recreate for now though
 		// to match TF implementation.
-		"name": deployplan.ActionTypeRecreate,
+		"name": deployplan.Recreate,
 
-		"catalog_name":     deployplan.ActionTypeRecreate,
-		"schema_name":      deployplan.ActionTypeRecreate,
-		"storage_location": deployplan.ActionTypeRecreate,
+		"catalog_name":     deployplan.Recreate,
+		"schema_name":      deployplan.Recreate,
+		"storage_location": deployplan.Recreate,
 	}
 }
diff --git a/bundle/direct/dresources/schema.go b/bundle/direct/dresources/schema.go
index 1c09817617..4ed682566f 100644
--- a/bundle/direct/dresources/schema.go
+++ b/bundle/direct/dresources/schema.go
@@ -80,8 +80,8 @@ func (r *ResourceSchema) DoDelete(ctx context.Context, id string) error {
 
 func (*ResourceSchema) FieldTriggers() map[string]deployplan.ActionType {
 	return map[string]deployplan.ActionType{
-		"name":         deployplan.ActionTypeRecreate,
-		"catalog_name": deployplan.ActionTypeRecreate,
-		"storage_root": deployplan.ActionTypeRecreate,
+		"name":         deployplan.Recreate,
+		"catalog_name": deployplan.Recreate,
+		"storage_root": deployplan.Recreate,
 	}
 }
diff --git a/bundle/direct/dresources/secret_scope.go b/bundle/direct/dresources/secret_scope.go
index 6aa960cdc9..34c838b000 100644
--- a/bundle/direct/dresources/secret_scope.go
+++ b/bundle/direct/dresources/secret_scope.go
@@ -85,9 +85,9 @@ func (r *ResourceSecretScope) DoDelete(ctx context.Context, id string) error {
 
 func (r *ResourceSecretScope) FieldTriggers() map[string]deployplan.ActionType {
 	return map[string]deployplan.ActionType{
-		"scope":                    deployplan.ActionTypeRecreate,
-		"scope_backend_type":       deployplan.ActionTypeRecreate,
-		"backend_azure_keyvault":   deployplan.ActionTypeRecreate,
-		"initial_manage_principal": deployplan.ActionTypeRecreate,
+		"scope":                    deployplan.Recreate,
+		"scope_backend_type":       deployplan.Recreate,
+		"backend_azure_keyvault":   deployplan.Recreate,
+		"initial_manage_principal": deployplan.Recreate,
 	}
 }
diff --git a/bundle/direct/dresources/secret_scope_acls.go b/bundle/direct/dresources/secret_scope_acls.go
index 4c110a60f3..e8f201b66a 100644
--- a/bundle/direct/dresources/secret_scope_acls.go
+++ b/bundle/direct/dresources/secret_scope_acls.go
@@ -119,7 +119,7 @@ func (r *ResourceSecretScopeAcls) FieldTriggers() map[string]deployplan.ActionTy
 	// When scope name changes, we need  a DoUpdateWithID trigger. This is necessary so that subsequent
 	// DoRead operations use the correct ID and we do not end up with a persistent drift.
 	return map[string]deployplan.ActionType{
-		"scope_name": deployplan.ActionTypeUpdateWithID,
+		"scope_name": deployplan.UpdateWithID,
 	}
 }
 
diff --git a/bundle/direct/dresources/volume.go b/bundle/direct/dresources/volume.go
index 6c490e5d15..3912f07eb5 100644
--- a/bundle/direct/dresources/volume.go
+++ b/bundle/direct/dresources/volume.go
@@ -115,11 +115,11 @@ func (r *ResourceVolume) DoDelete(ctx context.Context, id string) error {
 
 func (*ResourceVolume) FieldTriggers() map[string]deployplan.ActionType {
 	return map[string]deployplan.ActionType{
-		"catalog_name":     deployplan.ActionTypeRecreate,
-		"schema_name":      deployplan.ActionTypeRecreate,
-		"storage_location": deployplan.ActionTypeRecreate,
-		"volume_type":      deployplan.ActionTypeRecreate,
-		"name":             deployplan.ActionTypeUpdateWithID,
+		"catalog_name":     deployplan.Recreate,
+		"schema_name":      deployplan.Recreate,
+		"storage_location": deployplan.Recreate,
+		"volume_type":      deployplan.Recreate,
+		"name":             deployplan.UpdateWithID,
 	}
 }
 
diff --git a/bundle/direct/graph.go b/bundle/direct/graph.go
index 5770377c90..433eb8dc57 100644
--- a/bundle/direct/graph.go
+++ b/bundle/direct/graph.go
@@ -23,7 +23,7 @@ func makeGraph(plan *deployplan.Plan) (*dagrun.Graph, error) {
 			continue
 		}
 
-		isDelete := entry.Action == deployplan.ActionTypeDelete.String()
+		isDelete := entry.Action == deployplan.Delete
 
 		for _, dep := range entry.DependsOn {
 			if _, exists := plan.Plan[dep.Node]; exists {
diff --git a/bundle/phases/deploy.go b/bundle/phases/deploy.go
index 065e2f46dd..be3f260329 100644
--- a/bundle/phases/deploy.go
+++ b/bundle/phases/deploy.go
@@ -34,7 +34,7 @@ func approvalForDeploy(ctx context.Context, b *bundle.Bundle, plan *deployplan.P
 		return false, err
 	}
 
-	types := []deployplan.ActionType{deployplan.ActionTypeRecreate, deployplan.ActionTypeDelete}
+	types := []deployplan.ActionType{deployplan.Recreate, deployplan.Delete}
 	schemaActions := filterGroup(actions, "schemas", types...)
 	dltActions := filterGroup(actions, "pipelines", types...)
 	volumeActions := filterGroup(actions, "volumes", types...)
@@ -249,7 +249,7 @@ func RunPlan(ctx context.Context, b *bundle.Bundle, engine engine.EngineType) *d
 			resourceKey := "resources." + group.Description.PluralName + "." + rKey
 			if _, ok := plan.Plan[resourceKey]; !ok {
 				plan.Plan[resourceKey] = &deployplan.PlanEntry{
-					Action: deployplan.ActionTypeSkip.String(),
+					Action: deployplan.Skip,
 				}
 			}
 		}
diff --git a/bundle/phases/destroy.go b/bundle/phases/destroy.go
index e66d2f5e6a..d4e6010cec 100644
--- a/bundle/phases/destroy.go
+++ b/bundle/phases/destroy.go
@@ -51,9 +51,9 @@ func approvalForDestroy(ctx context.Context, b *bundle.Bundle, plan *deployplan.
 		cmdio.LogString(ctx, "")
 	}
 
-	schemaActions := filterGroup(deleteActions, "schemas", deployplan.ActionTypeDelete)
-	dltActions := filterGroup(deleteActions, "pipelines", deployplan.ActionTypeDelete)
-	volumeActions := filterGroup(deleteActions, "volumes", deployplan.ActionTypeDelete)
+	schemaActions := filterGroup(deleteActions, "schemas", deployplan.Delete)
+	dltActions := filterGroup(deleteActions, "pipelines", deployplan.Delete)
+	volumeActions := filterGroup(deleteActions, "volumes", deployplan.Delete)
 
 	if len(schemaActions) > 0 {
 		cmdio.LogString(ctx, deleteSchemaMessage)
diff --git a/bundle/phases/plan.go b/bundle/phases/plan.go
index a1c85ddf4d..a8926e707f 100644
--- a/bundle/phases/plan.go
+++ b/bundle/phases/plan.go
@@ -34,7 +34,7 @@ func checkForPreventDestroy(b *bundle.Bundle, actions []deployplan.Action) error
 	root := b.Config.Value()
 	var errs []error
 	for _, action := range actions {
-		if action.ActionType != deployplan.ActionTypeRecreate && action.ActionType != deployplan.ActionTypeDelete {
+		if action.ActionType != deployplan.Recreate && action.ActionType != deployplan.Delete {
 			continue
 		}
 
diff --git a/bundle/phases/plan_test.go b/bundle/phases/plan_test.go
index e52d6dff7b..c6d0091c09 100644
--- a/bundle/phases/plan_test.go
+++ b/bundle/phases/plan_test.go
@@ -49,7 +49,7 @@ func TestCheckPreventDestroyForAllResources(t *testing.T) {
 			actions := []deployplan.Action{
 				{
 					ResourceKey: "resources." + resourceType + ".test_resource",
-					ActionType:  deployplan.ActionTypeRecreate,
+					ActionType:  deployplan.Recreate,
 				},
 			}
 
@@ -95,11 +95,11 @@ func TestCheckForPreventDestroyWhenFirstHasNoPreventDestroy(t *testing.T) {
 	actions := []deployplan.Action{
 		{
 			ResourceKey: "resources.jobs.test_job",
-			ActionType:  deployplan.ActionTypeRecreate,
+			ActionType:  deployplan.Recreate,
 		},
 		{
 			ResourceKey: "resources.apps.test_app",
-			ActionType:  deployplan.ActionTypeRecreate,
+			ActionType:  deployplan.Recreate,
 		},
 	}
 
diff --git a/cmd/bundle/deployment/migrate.go b/cmd/bundle/deployment/migrate.go
index 13d7053430..e147cbde6c 100644
--- a/cmd/bundle/deployment/migrate.go
+++ b/cmd/bundle/deployment/migrate.go
@@ -232,7 +232,7 @@ To start using direct engine, deploy with DATABRICKS_BUNDLE_ENGINE=direct env va
 
 		for _, entry := range plan.Plan {
 			// Force all actions to be "update" so that deploym below goes through every resource
-			entry.Action = deployplan.ActionTypeUpdateString
+			entry.Action = deployplan.Update
 		}
 
 		// We need to copy ETag into new state.
diff --git a/cmd/bundle/plan.go b/cmd/bundle/plan.go
index bee61bd160..e3dd63929e 100644
--- a/cmd/bundle/plan.go
+++ b/cmd/bundle/plan.go
@@ -75,17 +75,17 @@ It is useful for previewing changes before running 'bundle deploy'.`,
 
 		for _, change := range plan.GetActions() {
 			switch change.ActionType {
-			case deployplan.ActionTypeCreate:
+			case deployplan.Create:
 				createCount++
-			case deployplan.ActionTypeUpdate, deployplan.ActionTypeUpdateWithID, deployplan.ActionTypeResize:
+			case deployplan.Update, deployplan.UpdateWithID, deployplan.Resize:
 				updateCount++
-			case deployplan.ActionTypeDelete:
+			case deployplan.Delete:
 				deleteCount++
-			case deployplan.ActionTypeRecreate:
+			case deployplan.Recreate:
 				// A recreate counts as both a delete and a create
 				deleteCount++
 				createCount++
-			case deployplan.ActionTypeSkip, deployplan.ActionTypeUndefined:
+			case deployplan.Skip, deployplan.Undefined:
 				unchangedCount++
 			}
 		}
@@ -99,7 +99,7 @@ It is useful for previewing changes before running 'bundle deploy'.`,
 			if totalChanges > 0 {
 				// Print all actions in the order they were processed
 				for _, action := range plan.GetActions() {
-					if action.ActionType == deployplan.ActionTypeSkip {
+					if action.ActionType == deployplan.Skip {
 						continue
 					}
 					key := strings.TrimPrefix(action.ResourceKey, "resources.")