diff --git a/sql/schema_v1.0.51_base.sql b/sql/schema_v1.0.51_base.sql
index 3b085f6..67c56e3 100644
--- a/sql/schema_v1.0.51_base.sql
+++ b/sql/schema_v1.0.51_base.sql
@@ -401,10 +401,12 @@ CREATE TABLE IF NOT EXISTS `preliminary_data` (
     `converted_type`     VARCHAR(20)  DEFAULT NULL COMMENT '转换目标类型 companies/persons/...',
     `converted_id`       VARCHAR(64)  DEFAULT NULL COMMENT '转换后目标表ID（非空=已转换/已处理）',
     `recorded_by`        INT UNSIGNED DEFAULT NULL COMMENT '录入用户',
+    `follow_person`      VARCHAR(50)  DEFAULT NULL COMMENT '跟进人',
     `label`              VARCHAR(50)  DEFAULT NULL COMMENT '标签',
     `remark`             TEXT DEFAULT NULL COMMENT '备注',
     `is_active`          TINYINT(1)   NOT NULL DEFAULT 1 COMMENT '有效 0/1',
     `created_at`         DATETIME DEFAULT CURRENT_TIMESTAMP COMMENT '录入时间',
+    `updated_at`         DATETIME DEFAULT NULL ON UPDATE CURRENT_TIMESTAMP COMMENT '更新时间',
     `processed_at`       DATETIME DEFAULT NULL COMMENT '处理时间',
     PRIMARY KEY (`id`),
     KEY `idx_source_type` (`source_type`),
@@ -420,6 +422,7 @@ CREATE TABLE IF NOT EXISTS `channel_plans` (
     `id`           INT UNSIGNED NOT NULL AUTO_INCREMENT,
     `channel_type` VARCHAR(50) NOT NULL COMMENT '渠道类别（= source_channel 枚举）',
     `source_detail` VARCHAR(255) DEFAULT NULL COMMENT '来源详情',
+    `occurrence_address` VARCHAR(255) DEFAULT NULL COMMENT '发生/举办地址',
     `industry`     VARCHAR(100) DEFAULT NULL COMMENT '所属行业',
     `cost`         DECIMAL(12,2) DEFAULT NULL COMMENT '计划成本/投入',
     `start_date`   DATE DEFAULT NULL COMMENT '时间窗口开始',