diff --git a/sql/common.sql b/sql/common.sql
index deb1a247..e1a2affb 100644
--- a/sql/common.sql
+++ b/sql/common.sql
@@ -70,8 +70,8 @@ CREATE TABLE `wvp_common_region`
 CREATE TABLE `wvp_common_platform_channel`
 (
     `id`                   bigint unsigned NOT NULL AUTO_INCREMENT,
-    `platform_id`          varchar(50) NOT NULL,
-    `common_gb_channel_id` varchar(50) NOT NULL,
+    `platform_id`          bigint unsigned NOT NULL,
+    `common_gb_channel_id` bigint unsigned NOT NULL,
     PRIMARY KEY (`id`),
     UNIQUE KEY `id` (`id`),
     UNIQUE KEY `uk_platform_id_common_gb_channel_id` (`platform_id`,`common_gb_channel_id`)
@@ -79,17 +79,10 @@ CREATE TABLE `wvp_common_platform_channel`
   DEFAULT CHARSET = utf8mb4
   COLLATE = utf8mb4_0900_ai_ci;
 
-CREATE TABLE `wvp_common_platform_region`
-(
-    `id`          bigint unsigned NOT NULL AUTO_INCREMENT,
-    `platform_id` varchar(50) NOT NULL,
-    `region_id`   varchar(50) NOT NULL,
-    PRIMARY KEY (`id`),
-    UNIQUE KEY `id` (`id`),
-    UNIQUE KEY `uk_platform_region_id` (`platform_id`,`region_id`)
-) ENGINE = InnoDB
-  DEFAULT CHARSET = utf8mb4
-  COLLATE = utf8mb4_0900_ai_ci;
+drop table `wvp_platform_catalog`;
+drop table `wvp_platform_gb_channel`;
+drop table `wvp_platform_gb_stream`;
+drop table `wvp_resources_tree`;