1. 修复自定义 sql 中大写表名无法匹配到 mybatis 中的缓存表信息，导致表被忽略租户的问题

zt-framework/zt-spring-boot-starter-biz-tenant/src/main/java/com/zt/plat/framework/tenant/core/db/TenantDatabaseInterceptor.java

@@ -73,9 +73,12 @@ public class TenantDatabaseInterceptor implements TenantLineHandler {
             tableInfo = TableInfoHelper.getTableInfo(tableName);
         }
         if (tableInfo == null) {
-            tableName = tableName.toLowerCase();
+            tableName = tableName.toUpperCase();
             tableInfo = TableInfoHelper.getTableInfo(tableName);
         }
+        if (tableInfo == null) {
+            return true;
+        }
         // 如果继承了 TenantBaseDO 基类，显然不忽略租户
         if (TenantBaseDO.class.isAssignableFrom(tableInfo.getEntityType())) {
             return false;