diff --git a/gvsds/apps/commission/migrations/0001_initial.py b/gvsds/apps/commission/migrations/0001_initial.py
new file mode 100644
index 00000000..ccd845b0
--- /dev/null
+++ b/gvsds/apps/commission/migrations/0001_initial.py
@@ -0,0 +1,162 @@
+# Generated by Django 6.0.5 on 2026-09-13 22:21
+
+import datetime
+import django.db.models.deletion
+import gvsds.apps.core.models
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='CommissionEvent',
+            fields=[
+                ('EventUUID', gvsds.apps.core.models.UUIDField(primary_key=True, serialize=False, verbose_name='事件UUID')),
+                ('TenantUUID', gvsds.apps.core.models.UUIDField(verbose_name='租户UUID')),
+                ('EventType', models.CharField(choices=[('order_complete', '订单完成'), ('member_purchase', '会员购买'), ('recharge', '充值到账'), ('penalty', '罚款缴纳'), ('register', '用户注册'), ('custom', '自定义事件')], max_length=32, verbose_name='事件类型')),
+                ('EventKey', models.CharField(max_length=128, verbose_name='事件键')),
+                ('TotalAmount', models.DecimalField(decimal_places=4, default=0, max_digits=18, verbose_name='总金额')),
+                ('SourceUserUUID', gvsds.apps.core.models.UUIDField(blank=True, null=True, verbose_name='来源用户UUID')),
+                ('EventPayload', models.JSONField(default=dict, verbose_name='事件载荷')),
+                ('Participants', models.JSONField(default=dict, verbose_name='参与方')),
+                ('EventStatus', models.SmallIntegerField(choices=[(0, '待处理'), (1, '处理中'), (2, '已结算'), (3, '结算失败')], default=0, verbose_name='事件状态')),
+                ('EventTime', models.DateTimeField(default=datetime.datetime.utcnow, verbose_name='事件时间')),
+                ('ProcessTime', models.DateTimeField(blank=True, null=True, verbose_name='处理时间')),
+                ('CreateTime', models.DateTimeField(default=datetime.datetime.utcnow, verbose_name='创建时间')),
+            ],
+            options={
+                'verbose_name': '分佣事件',
+                'verbose_name_plural': '分佣事件',
+                'db_table': 'CommissionEvent',
+                'indexes': [models.Index(fields=['TenantUUID', 'EventType', 'EventStatus'], name='idx_cmevt_tenant_type_status'), models.Index(fields=['EventKey'], name='idx_cmevt_event_key'), models.Index(fields=['CreateTime'], name='idx_cmevt_create_time')],
+                'unique_together': {('TenantUUID', 'EventKey')},
+            },
+        ),
+        migrations.CreateModel(
+            name='PreSettlement',
+            fields=[
+                ('SettlementUUID', gvsds.apps.core.models.UUIDField(primary_key=True, serialize=False, verbose_name='预结算UUID')),
+                ('TenantUUID', gvsds.apps.core.models.UUIDField(verbose_name='租户UUID')),
+                ('EventKey', models.CharField(max_length=128, verbose_name='事件键')),
+                ('ExternalPlatform', models.CharField(default='', max_length=64, verbose_name='外部平台')),
+                ('ExternalOrderID', models.CharField(default='', max_length=128, verbose_name='外部订单ID')),
+                ('ParticipantID', models.CharField(max_length=128, verbose_name='参与方ID')),
+                ('ParticipantRole', models.CharField(default='worker', max_length=64, verbose_name='参与方角色')),
+                ('Amount', models.DecimalField(decimal_places=4, max_digits=18, verbose_name='金额')),
+                ('OrderAmount', models.DecimalField(decimal_places=4, default=0, max_digits=18, verbose_name='订单金额')),
+                ('Status', models.SmallIntegerField(choices=[(0, '待确认'), (1, '已确认'), (2, '已拒绝')], default=0, verbose_name='状态')),
+                ('ConfirmedBy', models.CharField(default='', max_length=128, verbose_name='确认人')),
+                ('ConfirmDeadline', models.DateTimeField(blank=True, null=True, verbose_name='确认截止时间')),
+                ('ConfirmedAt', models.DateTimeField(blank=True, null=True, verbose_name='确认时间')),
+                ('CreateTime', models.DateTimeField(default=datetime.datetime.utcnow, verbose_name='创建时间')),
+                ('UpdateTime', models.DateTimeField(blank=True, null=True, verbose_name='更新时间')),
+            ],
+            options={
+                'verbose_name': '预结算',
+                'verbose_name_plural': '预结算',
+                'db_table': 'CommissionPreSettlement',
+                'indexes': [models.Index(fields=['TenantUUID', 'Status'], name='idx_cmpst_tenant_status'), models.Index(fields=['EventKey'], name='idx_cmpst_event_key'), models.Index(fields=['ExternalOrderID'], name='idx_cmpst_ext_order')],
+                'unique_together': {('EventKey', 'ParticipantID')},
+            },
+        ),
+        migrations.CreateModel(
+            name='RateTable',
+            fields=[
+                ('RateTableUUID', gvsds.apps.core.models.UUIDField(primary_key=True, serialize=False, verbose_name='费率表UUID')),
+                ('TenantUUID', gvsds.apps.core.models.UUIDField(verbose_name='租户UUID')),
+                ('TableCode', models.CharField(max_length=64, verbose_name='费率表编码')),
+                ('TableName', models.CharField(max_length=128, verbose_name='费率表名称')),
+                ('TableDescription', models.CharField(default='', max_length=512, verbose_name='费率表描述')),
+                ('TableStatus', models.SmallIntegerField(default=1, verbose_name='费率表状态')),
+                ('CreateTime', models.DateTimeField(default=datetime.datetime.utcnow, verbose_name='创建时间')),
+                ('UpdateTime', models.DateTimeField(blank=True, null=True, verbose_name='更新时间')),
+            ],
+            options={
+                'verbose_name': '费率表',
+                'verbose_name_plural': '费率表',
+                'db_table': 'CommissionRateTable',
+                'indexes': [models.Index(fields=['TenantUUID'], name='idx_cmrate_tenant')],
+                'unique_together': {('TenantUUID', 'TableCode')},
+            },
+        ),
+        migrations.CreateModel(
+            name='CommissionRule',
+            fields=[
+                ('RuleUUID', gvsds.apps.core.models.UUIDField(primary_key=True, serialize=False, verbose_name='规则UUID')),
+                ('TenantUUID', gvsds.apps.core.models.UUIDField(verbose_name='租户UUID')),
+                ('EventType', models.CharField(choices=[('order_complete', '订单完成'), ('member_purchase', '会员购买'), ('recharge', '充值到账'), ('penalty', '罚款缴纳'), ('register', '用户注册'), ('custom', '自定义事件')], max_length=32, verbose_name='事件类型')),
+                ('RuleName', models.CharField(max_length=128, verbose_name='规则名称')),
+                ('RuleDescription', models.CharField(default='', max_length=512, verbose_name='规则描述')),
+                ('ParticipantRules', models.JSONField(default=list, verbose_name='参与方规则')),
+                ('MaxInviteLevel', models.SmallIntegerField(default=2, verbose_name='最大邀请层级')),
+                ('RulePriority', models.IntegerField(default=0, verbose_name='规则优先级')),
+                ('RuleStatus', models.SmallIntegerField(default=1, verbose_name='规则状态')),
+                ('CreateTime', models.DateTimeField(default=datetime.datetime.utcnow, verbose_name='创建时间')),
+                ('UpdateTime', models.DateTimeField(blank=True, null=True, verbose_name='更新时间')),
+                ('RateTable', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='rules', to='commission.ratetable', verbose_name='费率表')),
+            ],
+            options={
+                'verbose_name': '分佣规则',
+                'verbose_name_plural': '分佣规则',
+                'db_table': 'CommissionRule',
+            },
+        ),
+        migrations.CreateModel(
+            name='CommissionRecord',
+            fields=[
+                ('RecordUUID', gvsds.apps.core.models.UUIDField(primary_key=True, serialize=False, verbose_name='记录UUID')),
+                ('TenantUUID', gvsds.apps.core.models.UUIDField(verbose_name='租户UUID')),
+                ('ParticipantID', models.CharField(max_length=128, verbose_name='参与方ID')),
+                ('ParticipantRole', models.CharField(max_length=64, verbose_name='参与方角色')),
+                ('SplitType', models.CharField(max_length=16, verbose_name='分账类型')),
+                ('Amount', models.DecimalField(decimal_places=4, max_digits=18, verbose_name='金额')),
+                ('RuleSnapshot', models.JSONField(default=dict, verbose_name='规则快照')),
+                ('Status', models.SmallIntegerField(choices=[(0, '待结算'), (1, '已结算'), (2, '已提现'), (3, '已取消')], default=0, verbose_name='状态')),
+                ('TierIndex', models.IntegerField(default=0, verbose_name='阶梯索引')),
+                ('SettleTime', models.DateTimeField(blank=True, null=True, verbose_name='结算时间')),
+                ('CreateTime', models.DateTimeField(default=datetime.datetime.utcnow, verbose_name='创建时间')),
+                ('Event', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='records', to='commission.commissionevent', verbose_name='分佣事件')),
+                ('Rule', models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='records', to='commission.commissionrule', verbose_name='分佣规则')),
+            ],
+            options={
+                'verbose_name': '分佣记录',
+                'verbose_name_plural': '分佣记录',
+                'db_table': 'CommissionRecord',
+                'ordering': ['-CreateTime'],
+                'indexes': [models.Index(fields=['TenantUUID', 'ParticipantID', 'Status'], name='idx_cmrec_tenant_part_status'), models.Index(fields=['Event'], name='idx_cmrec_event'), models.Index(fields=['CreateTime'], name='idx_cmrec_create_time')],
+            },
+        ),
+        migrations.CreateModel(
+            name='RateEntry',
+            fields=[
+                ('EntryUUID', gvsds.apps.core.models.UUIDField(primary_key=True, serialize=False, verbose_name='条目UUID')),
+                ('RateKey', models.CharField(max_length=64, verbose_name='费率键')),
+                ('RateLabel', models.CharField(default='', max_length=128, verbose_name='费率标签')),
+                ('RateValue', models.DecimalField(decimal_places=6, max_digits=10, verbose_name='费率值')),
+                ('EntryStatus', models.SmallIntegerField(default=1, verbose_name='条目状态')),
+                ('CreateTime', models.DateTimeField(default=datetime.datetime.utcnow, verbose_name='创建时间')),
+                ('RateTable', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='Entries', to='commission.ratetable', verbose_name='费率表')),
+            ],
+            options={
+                'verbose_name': '费率条目',
+                'verbose_name_plural': '费率条目',
+                'db_table': 'CommissionRateEntry',
+                'indexes': [models.Index(fields=['RateTable', 'RateKey'], name='idx_cmrentry_table_key')],
+                'unique_together': {('RateTable', 'RateKey')},
+            },
+        ),
+        migrations.AddIndex(
+            model_name='commissionrule',
+            index=models.Index(fields=['TenantUUID', 'EventType', 'RuleStatus'], name='idx_cmrule_tenant_type_status'),
+        ),
+        migrations.AddIndex(
+            model_name='commissionrule',
+            index=models.Index(fields=['RulePriority'], name='idx_cmrule_priority'),
+        ),
+    ]
diff --git a/gvsds/apps/stats/migrations/0001_initial.py b/gvsds/apps/stats/migrations/0001_initial.py
new file mode 100644
index 00000000..6c449c43
--- /dev/null
+++ b/gvsds/apps/stats/migrations/0001_initial.py
@@ -0,0 +1,123 @@
+# Generated by Django 6.0.5 on 2026-09-13 22:23
+
+import datetime
+import django.db.models.deletion
+import gvsds.apps.core.models
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='StatDimension',
+            fields=[
+                ('DimensionUUID', gvsds.apps.core.models.UUIDField(primary_key=True, serialize=False, verbose_name='维度UUID')),
+                ('TenantUUID', gvsds.apps.core.models.UUIDField(verbose_name='租户UUID')),
+                ('DimensionCode', models.CharField(max_length=64, verbose_name='维度编码')),
+                ('DimensionName', models.CharField(max_length=128, verbose_name='维度名称')),
+                ('DimensionStatus', models.SmallIntegerField(default=1, verbose_name='维度状态')),
+                ('CreateTime', models.DateTimeField(default=datetime.datetime.utcnow, verbose_name='创建时间')),
+            ],
+            options={
+                'verbose_name': '统计维度',
+                'verbose_name_plural': '统计维度',
+                'db_table': 'StatDimension',
+                'unique_together': {('TenantUUID', 'DimensionCode')},
+            },
+        ),
+        migrations.CreateModel(
+            name='StatMetric',
+            fields=[
+                ('MetricUUID', gvsds.apps.core.models.UUIDField(primary_key=True, serialize=False, verbose_name='指标UUID')),
+                ('TenantUUID', gvsds.apps.core.models.UUIDField(verbose_name='租户UUID')),
+                ('MetricCode', models.CharField(max_length=64, verbose_name='指标编码')),
+                ('MetricName', models.CharField(max_length=128, verbose_name='指标名称')),
+                ('MetricType', models.CharField(choices=[('count', '计数'), ('amount', '金额/数值'), ('duration', '时长'), ('ratio', '比率'), ('custom', '自定义')], default='count', max_length=16, verbose_name='指标类型')),
+                ('Unit', models.CharField(default='次', max_length=16, verbose_name='单位')),
+                ('DefaultValue', models.DecimalField(decimal_places=4, default=0, max_digits=18, verbose_name='默认值')),
+                ('MetricStatus', models.SmallIntegerField(default=1, verbose_name='指标状态')),
+                ('CreateTime', models.DateTimeField(default=datetime.datetime.utcnow, verbose_name='创建时间')),
+            ],
+            options={
+                'verbose_name': '统计指标',
+                'verbose_name_plural': '统计指标',
+                'db_table': 'StatMetric',
+                'indexes': [models.Index(fields=['TenantUUID', 'MetricStatus'], name='idx_statmet_tenant_status')],
+                'unique_together': {('TenantUUID', 'MetricCode')},
+            },
+        ),
+        migrations.CreateModel(
+            name='StatConfig',
+            fields=[
+                ('ConfigUUID', gvsds.apps.core.models.UUIDField(primary_key=True, serialize=False, verbose_name='配置UUID')),
+                ('TenantUUID', gvsds.apps.core.models.UUIDField(verbose_name='租户UUID')),
+                ('AutoReset', models.BooleanField(default=False, verbose_name='自动重置')),
+                ('ResetCron', models.CharField(default='0 0 * * *', max_length=64, verbose_name='重置Cron表达式')),
+                ('EnableRanking', models.BooleanField(default=False, verbose_name='启用排行榜')),
+                ('RankingDimensionFilter', models.JSONField(default=dict, verbose_name='排行维度筛选')),
+                ('RankingTopN', models.IntegerField(default=50, verbose_name='排行TopN')),
+                ('RankingSortOrder', models.CharField(default='desc', max_length=8, verbose_name='排行排序方式')),
+                ('RetentionDays', models.IntegerField(default=365, verbose_name='数据保留天数')),
+                ('ConfigStatus', models.SmallIntegerField(default=1, verbose_name='配置状态')),
+                ('CreateTime', models.DateTimeField(default=datetime.datetime.utcnow, verbose_name='创建时间')),
+                ('Metric', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='configs', to='stats.statmetric', verbose_name='统计指标')),
+            ],
+            options={
+                'verbose_name': '统计配置',
+                'verbose_name_plural': '统计配置',
+                'db_table': 'StatConfig',
+                'unique_together': {('TenantUUID', 'Metric')},
+            },
+        ),
+        migrations.CreateModel(
+            name='StatRanking',
+            fields=[
+                ('RankingUUID', gvsds.apps.core.models.UUIDField(primary_key=True, serialize=False, verbose_name='排行UUID')),
+                ('TenantUUID', gvsds.apps.core.models.UUIDField(verbose_name='租户UUID')),
+                ('RankingPeriod', models.CharField(choices=[('daily', '日榜'), ('monthly', '月榜')], max_length=16, verbose_name='排行周期')),
+                ('RankingDate', models.DateField(verbose_name='排行日期')),
+                ('DimensionFilter', models.JSONField(default=dict, verbose_name='维度筛选')),
+                ('TargetID', models.CharField(max_length=128, verbose_name='目标ID')),
+                ('Rank', models.IntegerField(verbose_name='排名')),
+                ('RankValue', models.DecimalField(decimal_places=4, max_digits=18, verbose_name='排名数值')),
+                ('TargetName', models.CharField(default='', max_length=128, verbose_name='目标名称')),
+                ('TargetAvatar', models.CharField(default='', max_length=512, verbose_name='目标头像')),
+                ('CreateTime', models.DateTimeField(default=datetime.datetime.utcnow, verbose_name='创建时间')),
+                ('Metric', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='rankings', to='stats.statmetric', verbose_name='统计指标')),
+            ],
+            options={
+                'verbose_name': '排行榜',
+                'verbose_name_plural': '排行榜',
+                'db_table': 'StatRanking',
+                'indexes': [models.Index(fields=['TenantUUID', 'RankingPeriod', 'RankingDate', 'Metric'], name='idx_statrnk_composite'), models.Index(fields=['TargetID', 'RankingPeriod'], name='idx_statrnk_target')],
+                'unique_together': {('TenantUUID', 'RankingPeriod', 'RankingDate', 'Metric', 'Rank')},
+            },
+        ),
+        migrations.CreateModel(
+            name='StatRecord',
+            fields=[
+                ('RecordUUID', gvsds.apps.core.models.UUIDField(primary_key=True, serialize=False, verbose_name='记录UUID')),
+                ('TenantUUID', gvsds.apps.core.models.UUIDField(verbose_name='租户UUID')),
+                ('PeriodType', models.CharField(choices=[('daily', '每日'), ('hourly', '每小时'), ('monthly', '每月'), ('custom', '自定义')], default='daily', max_length=16, verbose_name='周期类型')),
+                ('PeriodKey', models.CharField(max_length=32, verbose_name='周期键')),
+                ('DimensionValues', models.JSONField(default=dict, verbose_name='维度值')),
+                ('Value', models.DecimalField(decimal_places=4, default=0, max_digits=18, verbose_name='数值')),
+                ('UpdateTime', models.DateTimeField(default=datetime.datetime.utcnow, verbose_name='更新时间')),
+                ('CreateTime', models.DateTimeField(default=datetime.datetime.utcnow, verbose_name='创建时间')),
+                ('Metric', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='records', to='stats.statmetric', verbose_name='统计指标')),
+            ],
+            options={
+                'verbose_name': '统计记录',
+                'verbose_name_plural': '统计记录',
+                'db_table': 'StatRecord',
+                'indexes': [models.Index(fields=['TenantUUID', 'PeriodType', 'PeriodKey'], name='idx_statreq_tenant_period'), models.Index(fields=['Metric', 'PeriodKey'], name='idx_statreq_metric_period'), models.Index(fields=['CreateTime'], name='idx_statreq_create_time')],
+                'unique_together': {('TenantUUID', 'PeriodType', 'PeriodKey', 'Metric')},
+            },
+        ),
+    ]
diff --git a/gvsds/apps/stats/models.py b/gvsds/apps/stats/models.py
index 9eaf1903..f017024b 100644
--- a/gvsds/apps/stats/models.py
+++ b/gvsds/apps/stats/models.py
@@ -133,7 +133,9 @@ class StatRecord(QModel):
         app_label = 'stats'
         verbose_name = '统计记录'
         verbose_name_plural = '统计记录'
-        unique_together = [('TenantUUID', 'PeriodType', 'PeriodKey', 'Metric', 'DimensionValues')]
+        # 唯一约束不含 JSON 列 DimensionValues：MySQL 不支持对 JSON 列建索引，
+        # 去重由 StatsManager 的 select_for_update + filter 在应用层保证
+        unique_together = [('TenantUUID', 'PeriodType', 'PeriodKey', 'Metric')]
         indexes = [
             models.Index(fields=['TenantUUID', 'PeriodType', 'PeriodKey'], name='idx_statreq_tenant_period'),
             models.Index(fields=['Metric', 'PeriodKey'], name='idx_statreq_metric_period'),
@@ -182,7 +184,8 @@ class StatRanking(QModel):
         app_label = 'stats'
         verbose_name = '排行榜'
         verbose_name_plural = '排行榜'
-        unique_together = [('TenantUUID', 'RankingPeriod', 'RankingDate', 'Metric', 'DimensionFilter', 'Rank')]
+        # 唯一约束不含 JSON 列 DimensionFilter：MySQL 不支持对 JSON 列建索引
+        unique_together = [('TenantUUID', 'RankingPeriod', 'RankingDate', 'Metric', 'Rank')]
         indexes = [
             models.Index(fields=['TenantUUID', 'RankingPeriod', 'RankingDate', 'Metric'], name='idx_statrnk_composite'),
             models.Index(fields=['TargetID', 'RankingPeriod'], name='idx_statrnk_target'),