diff --git a/config/upstream_mirrors.php b/config/upstream_mirrors.php
index 902e2c44..f759b684 100644
--- a/config/upstream_mirrors.php
+++ b/config/upstream_mirrors.php
@@ -408,6 +408,8 @@ return [
             'watermark' => 'updatedAt',
             'batch_size' => 2000,
             'max_batches_per_run' => 4,
+            // 160 多个 nvarchar 列，整行按 VARCHAR 建表会超过 InnoDB 行长度上限。
+            'wide_strings' => true,
             'indexes' => [
                 ['undefined8', 'undefined7'],
                 ['undefined2'],
diff --git a/modules/EcommerceFinance/Repositories/GoodsProfitAfsRepository.php b/modules/EcommerceFinance/Repositories/GoodsProfitAfsRepository.php
index 2c22b8e4..19322e25 100644
--- a/modules/EcommerceFinance/Repositories/GoodsProfitAfsRepository.php
+++ b/modules/EcommerceFinance/Repositories/GoodsProfitAfsRepository.php
@@ -30,12 +30,23 @@ class GoodsProfitAfsRepository
         try {
             return Schema::connection($this->connectionName())->hasTable(self::MAIN_TABLE)
                 && Schema::connection($this->connectionName())->hasTable(self::SCHEMA_TABLE)
+                && $this->initialSyncCompleted()
                 && $this->connection()->table(self::MAIN_TABLE)->exists();
         } catch (\Throwable) {
             return false;
         }
     }
 
+    /** 首次全量同步完成前不对外使用，避免页面读到不完整的数据。 */
+    private function initialSyncCompleted(): bool
+    {
+        $state = $this->connection()->table('business_mirror_table_states')
+            ->where('dataset_key', self::MAIN_DATASET)
+            ->first(['initial_completed_at']);
+
+        return $state !== null && $state->initial_completed_at !== null;
+    }
+
     /**
      * 页面字段键 => 上游列名（undefinedN）。
      *
diff --git a/modules/EcommerceFinance/Services/BusinessMirrorSchemaManager.php b/modules/EcommerceFinance/Services/BusinessMirrorSchemaManager.php
index 8d4c71e7..533f3c3d 100644
--- a/modules/EcommerceFinance/Services/BusinessMirrorSchemaManager.php
+++ b/modules/EcommerceFinance/Services/BusinessMirrorSchemaManager.php
@@ -139,6 +139,13 @@ class BusinessMirrorSchemaManager
         $length = (int) ($column['max_length'] ?? 0);
         $precision = min(max((int) ($column['numeric_precision'] ?? 20), 1), 65);
         $scale = min(max((int) ($column['numeric_scale'] ?? 0), 0), min($precision, 30));
+        // 超宽表（例如商品利润 160 多个 nvarchar 列）即使每列只有 50 字符，
+        // 全部按 VARCHAR 建表也会超过 InnoDB 行长度上限；这类数据集把非键列存为 TEXT。
+        $wideStrings = (bool) app(BusinessMirrorDatasetRegistry::class)
+            ->definitionValue($dataset->key(), 'wide_strings', false);
+        $requiredInline = in_array(strtolower($name), array_map('strtolower', $dataset->keyColumns()), true)
+            || strcasecmp((string) $dataset->watermarkColumn(), $name) === 0
+            || $this->isConfiguredIndexColumn($dataset, $name);
 
         $definition = match ($type) {
             'bit', 'boolean' => $table->boolean($name),
@@ -160,6 +167,7 @@ class BusinessMirrorSchemaManager
             // may opt a bounded legacy identifier into VARCHAR; every other
             // wide string remains TEXT and is stored off-page.
             'char', 'nchar', 'varchar', 'nvarchar', 'character', 'character varying' => $length > 0
+                && ! ($wideStrings && ! $requiredInline)
                 && ($length <= 64 || ($length <= 255 && $this->isConfiguredIndexColumn($dataset, $name)))
                 ? $table->string($name, $length)
                 : $table->longText($name),