diff --git a/shortcuts/apps/apps_db_env_migrate.go b/shortcuts/apps/apps_db_env_migrate.go
index bea63a6a6..363463c28 100644
--- a/shortcuts/apps/apps_db_env_migrate.go
+++ b/shortcuts/apps/apps_db_env_migrate.go
@@ -97,6 +97,16 @@ var AppsDBEnvMigrate = common.Shortcut{
 		if err != nil {
 			return err
 		}
+		// 先 dry_run 预览拿待发布变更数（对齐 miaoda-cli 的 diff-then-apply）：服务端在未经
+		// dry_run 预热时直接 apply，虽发布成功却把 changes_applied 回填成 0（展示「Migrated (0 changes)」）。
+		// 这一步既预热服务端计数、又作为 apply 仍回 0 时的兜底数。dry_run 报错（如无待发布变更）不阻断，
+		// 交由下面真实 apply 统一报同样的业务错。
+		pending := 0
+		var previewFrom, previewTo string
+		if preview, perr := rctx.CallAPITyped("POST", appEnvMigratePath(appID), nil, map[string]interface{}{"dry_run": true}); perr == nil {
+			pending = len(projectMigrationChanges(preview["changes"]))
+			previewFrom, previewTo = common.GetString(preview, "from"), common.GetString(preview, "to")
+		}
 		stop := rctx.StartSpinner("Applying migration (dev → online)")
 		defer stop()
 		submit, err := rctx.CallAPITyped("POST", appEnvMigratePath(appID), nil, map[string]interface{}{"dry_run": false})
@@ -104,6 +114,12 @@ var AppsDBEnvMigrate = common.Shortcut{
 			return withAppsHint(err, dbEnvMigrateHint)
 		}
 		from, to := common.GetString(submit, "from"), common.GetString(submit, "to")
+		if from == "" {
+			from = previewFrom
+		}
+		if to == "" {
+			to = previewTo
+		}
 		taskID := common.GetString(submit, "task_id")
 		applied := intFromAny(submit["changes_applied"])
 		if applied == 0 {
@@ -131,6 +147,10 @@ var AppsDBEnvMigrate = common.Shortcut{
 				applied = n
 			}
 		}
+		// 服务端把发布成功的变更数回 0 时，用发布前 dry_run 预览的 pending 数兜底，避免误显示「(0 changes)」。
+		if applied == 0 && pending > 0 {
+			applied = pending
+		}
 		stop() // clear spinner before printing the result
 		out := map[string]interface{}{"status": "migrated", "from": from, "to": to, "changes_applied": applied}
 		rctx.OutFormat(out, nil, func(w io.Writer) {
diff --git a/shortcuts/apps/apps_db_env_recovery_quota_test.go b/shortcuts/apps/apps_db_env_recovery_quota_test.go
index a2dee10b1..30edad30d 100644
--- a/shortcuts/apps/apps_db_env_recovery_quota_test.go
+++ b/shortcuts/apps/apps_db_env_recovery_quota_test.go
@@ -105,8 +105,10 @@ func TestAppsDBEnvMigrate_DryRunBody(t *testing.T) {
 // 异步：submit 返 task_id，status 立刻 applied → CLI 对外统一 migrated。
 func TestAppsDBEnvMigrate_AsyncPollSuccess(t *testing.T) {
 	factory, stdout, reg := newAppsExecuteFactory(t)
+	// Reusable：Execute 现在会先打一次 dry_run 预览拿待发布数、再打 apply（对齐 miaoda-cli 的
+	// diff-then-apply，兜底服务端 apply 少报 changes_applied 的情况），故同一 POST 端点被调用两次。
 	reg.Register(&httpmock.Stub{
-		Method: "POST", URL: dbEnvMigrateURL,
+		Method: "POST", URL: dbEnvMigrateURL, Reusable: true,
 		Body: map[string]interface{}{"code": 0, "data": map[string]interface{}{"from": "dev", "to": "online", "task_id": "t1"}},
 	})
 	reg.Register(&httpmock.Stub{
@@ -126,8 +128,10 @@ func TestAppsDBEnvMigrate_AsyncPollSuccess(t *testing.T) {
 // TestAppsDBEnvMigrate_PollFailedSurfacesError 验证轮询到 failed 时返回 API/server_error 类型错误，携带服务端 message 与恢复 hint。
 func TestAppsDBEnvMigrate_PollFailedSurfacesError(t *testing.T) {
 	factory, stdout, reg := newAppsExecuteFactory(t)
+	// Reusable：Execute 现在会先打一次 dry_run 预览拿待发布数、再打 apply（对齐 miaoda-cli 的
+	// diff-then-apply，兜底服务端 apply 少报 changes_applied 的情况），故同一 POST 端点被调用两次。
 	reg.Register(&httpmock.Stub{
-		Method: "POST", URL: dbEnvMigrateURL,
+		Method: "POST", URL: dbEnvMigrateURL, Reusable: true,
 		Body: map[string]interface{}{"code": 0, "data": map[string]interface{}{"from": "dev", "to": "online", "task_id": "t1"}},
 	})
 	reg.Register(&httpmock.Stub{
diff --git a/shortcuts/apps/apps_db_recovery.go b/shortcuts/apps/apps_db_recovery.go
index 181a01eec..83a4d5066 100644
--- a/shortcuts/apps/apps_db_recovery.go
+++ b/shortcuts/apps/apps_db_recovery.go
@@ -32,19 +32,23 @@ var AppsDBRecoveryDiff = common.Shortcut{
 	Scopes:    []string{"spark:app:write"},
 	AuthTypes: []string{"user"},
 	HasFormat: true,
-	Flags: []common.Flag{
+	Flags: append([]common.Flag{
 		{Name: "app-id", Desc: "Miaoda app id", Required: true},
 		{Name: "target", Desc: "point in time to restore to; relative (2h/3d) | date | datetime | ISO 8601 w/ TZ", Required: true},
-	},
+	}, dbEnvFlags("", []string{"dev", "online"}, "target db environment; leave unset to auto-select (multi-env app uses dev, single-env uses online), or pass dev/online")...),
 	Validate: func(ctx context.Context, rctx *common.RuntimeContext) error {
 		if _, err := requireAppID(rctx.Str("app-id")); err != nil {
 			return err
 		}
+		if err := rejectLegacyEnvFlag(rctx); err != nil {
+			return err
+		}
 		return normalizeTimeFlags(rctx, "target")
 	},
 	DryRun: func(ctx context.Context, rctx *common.RuntimeContext) *common.DryRunAPI {
 		appID, _ := requireAppID(rctx.Str("app-id"))
 		return common.NewDryRunAPI().POST(appRecoveryPath(appID)).Desc("Preview PITR recovery").
+			Params(dbEnvParams(rctx, map[string]interface{}{})).
 			Body(map[string]interface{}{"target": rctx.Str("target"), "dry_run": true})
 	},
 	Execute: func(ctx context.Context, rctx *common.RuntimeContext) error {
@@ -81,19 +85,23 @@ var AppsDBRecoveryApply = common.Shortcut{
 	Scopes:    []string{"spark:app:write"},
 	AuthTypes: []string{"user"},
 	HasFormat: true,
-	Flags: []common.Flag{
+	Flags: append([]common.Flag{
 		{Name: "app-id", Desc: "Miaoda app id", Required: true},
 		{Name: "target", Desc: "point in time to restore to; relative (2h/3d) | date | datetime | ISO 8601 w/ TZ", Required: true},
-	},
+	}, dbEnvFlags("", []string{"dev", "online"}, "target db environment; leave unset to auto-select (multi-env app uses dev, single-env uses online), or pass dev/online")...),
 	Validate: func(ctx context.Context, rctx *common.RuntimeContext) error {
 		if _, err := requireAppID(rctx.Str("app-id")); err != nil {
 			return err
 		}
+		if err := rejectLegacyEnvFlag(rctx); err != nil {
+			return err
+		}
 		return normalizeTimeFlags(rctx, "target")
 	},
 	DryRun: func(ctx context.Context, rctx *common.RuntimeContext) *common.DryRunAPI {
 		appID, _ := requireAppID(rctx.Str("app-id"))
 		return common.NewDryRunAPI().POST(appRecoveryPath(appID)).Desc("Apply PITR recovery").
+			Params(dbEnvParams(rctx, map[string]interface{}{})).
 			Body(map[string]interface{}{"target": rctx.Str("target"), "dry_run": false})
 	},
 	Execute: func(ctx context.Context, rctx *common.RuntimeContext) error {
@@ -104,7 +112,7 @@ var AppsDBRecoveryApply = common.Shortcut{
 		target := rctx.Str("target")
 		stop := rctx.StartSpinner("Restoring database (target: " + target + ")")
 		defer stop()
-		submit, err := rctx.CallAPITyped("POST", appRecoveryPath(appID), nil, map[string]interface{}{"target": target, "dry_run": false})
+		submit, err := rctx.CallAPITyped("POST", appRecoveryPath(appID), dbEnvParams(rctx, map[string]interface{}{}), map[string]interface{}{"target": target, "dry_run": false})
 		if err != nil {
 			return withAppsHint(err, dbRecoveryHint)
 		}
@@ -119,7 +127,7 @@ var AppsDBRecoveryApply = common.Shortcut{
 		}
 		final, perr := pollUntil(rctx.Ctx(), 2*time.Second, 2*time.Minute,
 			func() (map[string]interface{}, error) {
-				return rctx.CallAPITyped("GET", appRecoveryApplyStatusPath(appID), nil, nil)
+				return rctx.CallAPITyped("GET", appRecoveryApplyStatusPath(appID), dbEnvParams(rctx, map[string]interface{}{}), nil)
 			},
 			func(d map[string]interface{}) (bool, error) {
 				switch strings.ToLower(common.GetString(d, "status")) {
@@ -157,7 +165,7 @@ var AppsDBRecoveryApply = common.Shortcut{
 func runRecoveryPreview(rctx *common.RuntimeContext, appID, target string) (map[string]interface{}, error) {
 	stop := rctx.StartSpinner("Previewing recovery impact (target: " + target + ")")
 	defer stop()
-	submit, err := rctx.CallAPITyped("POST", appRecoveryPath(appID), nil, map[string]interface{}{"target": target, "dry_run": true})
+	submit, err := rctx.CallAPITyped("POST", appRecoveryPath(appID), dbEnvParams(rctx, map[string]interface{}{}), map[string]interface{}{"target": target, "dry_run": true})
 	if err != nil {
 		return nil, withAppsHint(err, dbRecoveryHint)
 	}
@@ -167,7 +175,7 @@ func runRecoveryPreview(rctx *common.RuntimeContext, appID, target string) (map[
 	}
 	return pollUntil(rctx.Ctx(), 1*time.Second, 2*time.Minute,
 		func() (map[string]interface{}, error) {
-			return rctx.CallAPITyped("GET", appRecoveryDiffStatusPath(appID), map[string]interface{}{"preview_request_id": prid}, nil)
+			return rctx.CallAPITyped("GET", appRecoveryDiffStatusPath(appID), dbEnvParams(rctx, map[string]interface{}{"preview_request_id": prid}), nil)
 		},
 		func(d map[string]interface{}) (bool, error) {
 			switch strings.ToLower(common.GetString(d, "preview_status")) {
@@ -195,13 +203,13 @@ type recoveryChange struct {
 // recoveryDiffOutput 组装 diff 输出：target / tables_affected / changes[] / estimated_seconds。
 func recoveryDiffOutput(target string, preview map[string]interface{}) map[string]interface{} {
 	arr, _ := preview["changes"].([]interface{})
-	changes := make([]recoveryChange, 0, len(arr))
+	raw := make([]recoveryChange, 0, len(arr))
 	for _, it := range arr {
 		m, ok := it.(map[string]interface{})
 		if !ok {
 			continue
 		}
-		changes = append(changes, recoveryChange{
+		raw = append(raw, recoveryChange{
 			Table:     common.GetString(m, "table"),
 			Inserted:  m["inserted"],
 			Deleted:   m["deleted"],
@@ -209,16 +217,33 @@ func recoveryDiffOutput(target string, preview map[string]interface{}) map[strin
 			DroppedAt: common.GetString(m, "dropped_at"),
 		})
 	}
-	tablesAffected := intFromAny(preview["tables_affected"])
-	if tablesAffected == 0 {
-		tablesAffected = len(changes)
+	// 服务端可能对同一张表既下发 schema 动作(drop/restore/alter)、又下发纯数据行变更。
+	// schema 动作已涵盖数据结果(如 drop 隐含删光行)，丢弃该表的冗余数据行那条，避免同表
+	// 两行 + tables_affected 翻倍。
+	hasSchema := map[string]bool{}
+	for _, c := range raw {
+		if c.Action != "" {
+			hasSchema[c.Table] = true
+		}
+	}
+	changes := make([]recoveryChange, 0, len(raw))
+	for _, c := range raw {
+		if c.Action == "" && hasSchema[c.Table] {
+			continue
+		}
+		changes = append(changes, c)
+	}
+	// tables_affected 按去重后的不同表数计(而非变更条数)。
+	seen := map[string]bool{}
+	for _, c := range changes {
+		seen[c.Table] = true
 	}
 	est := intFromAny(preview["estimated_seconds"])
 	if est == 0 {
 		est = 30 // PRD 兜底
 	}
 	return map[string]interface{}{
-		"target": target, "tables_affected": tablesAffected,
+		"target": target, "tables_affected": len(seen),
 		"changes": changes, "estimated_seconds": est,
 	}
 }
diff --git a/shortcuts/apps/apps_db_table_list.go b/shortcuts/apps/apps_db_table_list.go
index e5bcded2e..a117c1879 100644
--- a/shortcuts/apps/apps_db_table_list.go
+++ b/shortcuts/apps/apps_db_table_list.go
@@ -8,6 +8,7 @@ import (
 	"encoding/json"
 	"fmt"
 	"io"
+	"strconv"
 	"strings"
 
 	"github.com/larksuite/cli/shortcuts/common"
@@ -285,6 +286,17 @@ func numericAsFloat(raw interface{}) (float64, bool) {
 			return 0, false
 		}
 		return f, true
+	case string:
+		// 服务端有些数值字段（如 recovery diff 的 inserted/deleted 行数）以字符串下发。
+		s := strings.TrimSpace(v)
+		if s == "" {
+			return 0, false
+		}
+		f, err := strconv.ParseFloat(s, 64)
+		if err != nil {
+			return 0, false
+		}
+		return f, true
 	case nil:
 		return 0, false
 	}
diff --git a/skills/lark-apps/references/lark-apps-db.md b/skills/lark-apps/references/lark-apps-db.md
index 88f6e40c1..f4a97dc05 100644
--- a/skills/lark-apps/references/lark-apps-db.md
+++ b/skills/lark-apps/references/lark-apps-db.md
@@ -28,7 +28,7 @@
 
 ## 约定（先读）
 
-- **环境 `--environment dev|online`（可省略）**：看表、看结构、数据导入导出、变更追溯、审计、配额都按环境区分。省略 `--environment` 时 CLI 不带该参数、由服务端按应用形态自动选分支——多环境应用走 `dev`、未开多环境的走 `online`；要固定环境就显式传。唯一会报错的组合：对未开多环境的应用显式传 `--environment dev`（无 `dev` 分支）。写操作建议先在 `dev` 验（仅多环境应用有 `dev`）。旧名 `--env` 已**移除**：传入会报 validation 错（提示改用 `--environment`），一律用 `--environment`。`+db-env-diff`/`+db-env-migrate` 是「dev→online 发布」语义、`+db-recovery-*` 作用于当前库，二者**没有** `--environment`。
+- **环境 `--environment dev|online`（可省略）**：看表、看结构、数据导入导出、变更追溯、审计、配额都按环境区分。省略 `--environment` 时 CLI 不带该参数、由服务端按应用形态自动选分支——多环境应用走 `dev`、未开多环境的走 `online`；要固定环境就显式传。唯一会报错的组合：对未开多环境的应用显式传 `--environment dev`（无 `dev` 分支）。写操作建议先在 `dev` 验（仅多环境应用有 `dev`）。旧名 `--env` 已**移除**：传入会报 validation 错（提示改用 `--environment`），一律用 `--environment`。`+db-env-diff`/`+db-env-migrate` 是「dev→online 发布」语义，**没有** `--environment`。
 - **本地文件 / `--output` 用工作目录内相对路径**：导入 `--file ./orders.csv`、导出 `--output ./out.csv`；绝对路径、或经 `..`/符号链接越出工作目录的 `--output` 会被拒（validation / exit 2）。路径在别处先 `cd` 过去或改成相对路径。
 - **高危操作必须带 `--yes`**：`+db-env-create`、`+db-data-import`、`+db-env-migrate`、`+db-recovery-apply` 缺省会被确认关卡拦下；动手前先用对应的预览命令或 `--dry-run` 看清影响。
 - **时间参数按口语自然传**（`--since`/`--until`/`--target`），格式见末尾。