优化

deploy/sql/头程数据库统一增量-MySQL8.sql

@@ -16563,6 +16563,38 @@ SET @ddl = (SELECT IF(EXISTS (SELECT 1 FROM information_schema.statistics WHERE
   'ALTER TABLE ll_local_looseboard_order ADD UNIQUE KEY uk_ll_local_looseboard_lastleg(lastleg_order_id)'));
 PREPARE lastleg_looseboard_tail_stmt FROM @ddl; EXECUTE lastleg_looseboard_tail_stmt; DEALLOCATE PREPARE lastleg_looseboard_tail_stmt;
 
+-- IAM 客户提交即成功，默认尺寸通过持久化任务后台初始化；已有客户按历史事实标记 READY。
+USE baiyue_iam;
+SET @customer_dimension_status_ddl = (SELECT IF(
+  EXISTS (SELECT 1 FROM information_schema.columns WHERE table_schema=DATABASE()
+    AND table_name='iam_tenant' AND column_name='dimension_initialization_status'),
+  'SELECT 1',
+  'ALTER TABLE iam_tenant ADD COLUMN dimension_initialization_status VARCHAR(16) NOT NULL DEFAULT ''READY'' COMMENT ''默认尺寸初始化状态：PENDING待处理、READY已就绪、FAILED失败'' AFTER status'));
+PREPARE customer_dimension_status_stmt FROM @customer_dimension_status_ddl;
+EXECUTE customer_dimension_status_stmt;
+DEALLOCATE PREPARE customer_dimension_status_stmt;
+CREATE TABLE IF NOT EXISTS iam_customer_dimension_initialization_task (
+  tenant_id BIGINT NOT NULL COMMENT '客户ID及任务聚合ID',
+  operator_id BIGINT NOT NULL COMMENT '触发初始化的操作人ID；系统补偿为0',
+  initialization_key VARCHAR(128) NOT NULL COMMENT '稳定初始化幂等键：iam-customer-create:{tenantId}',
+  action VARCHAR(16) NOT NULL DEFAULT 'INITIALIZE' COMMENT '目标动作：INITIALIZE初始化、COMPENSATE补偿',
+  status VARCHAR(16) NOT NULL DEFAULT 'PENDING' COMMENT '投递状态：PENDING、SENDING、READY、FAILED、CANCELLED',
+  attempt_count INT NOT NULL DEFAULT 0,
+  next_retry_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
+  lease_owner VARCHAR(128) NULL,
+  lease_until DATETIME(3) NULL,
+  last_error_code VARCHAR(32) NULL,
+  last_error_message VARCHAR(1000) NULL,
+  remote_config_id BIGINT NULL,
+  task_version INT NOT NULL DEFAULT 0,
+  created_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
+  updated_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3) ON UPDATE CURRENT_TIMESTAMP(3),
+  completed_at DATETIME(3) NULL,
+  PRIMARY KEY (tenant_id),
+  KEY idx_customer_dimension_task_dispatch (status,next_retry_at,lease_until),
+  KEY idx_customer_dimension_task_diagnosis (status,updated_at)
+) ENGINE=InnoDB COMMENT='IAM客户默认尺寸可靠后台初始化任务及诊断状态';
+
 CALL baiyue_firstleg.assert_unified_final_schema();
 DROP PROCEDURE IF EXISTS baiyue_firstleg.assert_unified_final_schema;
 SELECT 'PASS' AS migration_status,