ご支援のため、IPB 4x のテーブル一覧は以下の通りです：
mysql> SHOW TABLES;
+-------------------------------------------+
| Tables_in_ipboard |
+-------------------------------------------+
| ipb_bbcode_mediatag |
| ipb_ccs_folders |
| ipb_cms_blocks |
| ipb_cms_containers |
| ipb_cms_custom_database_1 |
| ipb_cms_custom_database_2 |
| ipb_cms_database_categories |
| ipb_cms_database_comments |
| ipb_cms_database_fields |
| ipb_cms_database_fields_reciprocal_map |
| ipb_cms_database_fields_thumbnails |
| ipb_cms_database_reviews |
| ipb_cms_database_revisions |
| ipb_cms_databases |
| ipb_cms_folders |
| ipb_cms_media |
| ipb_cms_media_folders |
| ipb_cms_page_database_map |
| ipb_cms_page_widget_areas |
| ipb_cms_pages |
| ipb_cms_template_conflicts |
| ipb_cms_templates |
| ipb_cms_url_store |
| ipb_core_achievements_log |
| ipb_core_achievements_log_milestones |
| ipb_core_achievements_rules |
| ipb_core_acp_notifcations_dismissals |
| ipb_core_acp_notifications |
| ipb_core_acp_notifications_preferences |
| ipb_core_acp_search_index |
| ipb_core_acp_tab_order |
| ipb_core_acronyms |
| ipb_core_admin_login_logs |
| ipb_core_admin_logs |
| ipb_core_admin_permission_rows |
| ipb_core_advertisements |
| ipb_core_alerts |
| ipb_core_alerts_seen |
| ipb_core_announcements |
| ipb_core_anonymous_posts |
| ipb_core_api_keys |
| ipb_core_api_logs |
| ipb_core_api_webhook_fires |
| ipb_core_api_webhooks |
| ipb_core_applications |
| ipb_core_approval_queue |
| ipb_core_archive_log |
| ipb_core_archive_restore |
| ipb_core_attachments |
| ipb_core_attachments_map |
| ipb_core_automatic_moderation_pending |
| ipb_core_automatic_moderation_rules |
| ipb_core_automatic_moderation_types |
| ipb_core_badges |
| ipb_core_banfilters |
| ipb_core_bulk_mail |
| ipb_core_cache |
| ipb_core_club_pages |
| ipb_core_clubs |
| ipb_core_clubs_fields |
| ipb_core_clubs_fieldvalues |
| ipb_core_clubs_memberships |
| ipb_core_clubs_node_map |
| ipb_core_contact_verify |
| ipb_core_content_featured |
| ipb_core_content_meta |
| ipb_core_deletion_log |
| ipb_core_dev |
| ipb_core_edit_history |
| ipb_core_editor_stored_replies |
| ipb_core_email_templates |
| ipb_core_emoticons |
| ipb_core_error_logs |
| ipb_core_file_logs |
| ipb_core_file_storage |
| ipb_core_files |
| ipb_core_files_temp |
| ipb_core_follow |
| ipb_core_follow_count_cache |
| ipb_core_geoip_cache |
| ipb_core_googleauth_used_codes |
| ipb_core_group_promotions |
| ipb_core_groups |
| ipb_core_hooks |
| ipb_core_hooks_files |
| ipb_core_ignored_users |
| ipb_core_incoming_emails |
| ipb_core_inline_messages |
| ipb_core_ips_bulletins |
| ipb_core_item_markers |
| ipb_core_item_member_map |
| ipb_core_item_redirect |
| ipb_core_item_statistics_cache |
| ipb_core_javascript |
| ipb_core_leaders |
| ipb_core_leaders_groups |
| ipb_core_like_cache |
| ipb_core_log |
| ipb_core_login_failures |
| ipb_core_login_handlers |
| ipb_core_login_links |
| ipb_core_login_methods |
| ipb_core_mail_error_logs |
| ipb_core_member_badges |
| ipb_core_member_history |
| ipb_core_member_privacy_actions |
| ipb_core_member_ranks |
| ipb_core_member_recognize |
| ipb_core_member_status_replies |
| ipb_core_member_status_updates |
| ipb_core_members |
| ipb_core_members_feature_seen |
| ipb_core_members_known_devices |
| ipb_core_members_known_ip_addresses |
| ipb_core_members_logins |
| ipb_core_members_warn_actions |
| ipb_core_members_warn_logs |
| ipb_core_members_warn_reasons |
| ipb_core_menu |
| ipb_core_message_posts |
| ipb_core_message_topic_user_map |
| ipb_core_message_topics |
| ipb_core_moderator_logs |
| ipb_core_moderators |
| ipb_core_modules |
| ipb_core_notification_defaults |
| ipb_core_notification_preferences |
| ipb_core_notifications |
| ipb_core_notifications_pwa_keys |
| ipb_core_notifications_pwa_queue |
| ipb_core_oauth_authorize_prompts |
| ipb_core_oauth_clients |
| ipb_core_oauth_server_access_tokens |
| ipb_core_oauth_server_authorization_codes |
| ipb_core_output_cache |
| ipb_core_permission_index |
| ipb_core_pfields_content |
| ipb_core_pfields_data |
| ipb_core_pfields_groups |
| ipb_core_plugins |
| ipb_core_points_log |
| ipb_core_polls |
| ipb_core_post_before_registering |
| ipb_core_profanity_filters |
| ipb_core_profile_completion |
| ipb_core_profile_steps |
| ipb_core_question_and_answer |
| ipb_core_queue |
| ipb_core_ratings |
| ipb_core_rc_author_notification_text |
| ipb_core_rc_comments |
| ipb_core_rc_index |
| ipb_core_rc_reports |
| ipb_core_reactions |
| ipb_core_referral_banners |
| ipb_core_referrals |
| ipb_core_reputation_index |
| ipb_core_reputation_leaderboard_history |
| ipb_core_reputation_levels |
| ipb_core_rss_export |
| ipb_core_rss_import |
| ipb_core_rss_imported |
| ipb_core_s3_deletions |
| ipb_core_saved_charts |
| ipb_core_search_index |
| ipb_core_search_index_item_map |
| ipb_core_search_index_tags |
| ipb_core_security_answers |
| ipb_core_security_questions |
| ipb_core_seo_meta |
| ipb_core_sessions |
| ipb_core_share_links |
| ipb_core_sitemap |
| ipb_core_social_promote |
| ipb_core_social_promote_content |
| ipb_core_social_promote_sharers |
| ipb_core_soft_delete_log |
| ipb_core_solved_index |
| ipb_core_spam_service_log |
| ipb_core_spam_whitelist |
| ipb_core_statistics |
| ipb_core_store |
| ipb_core_stream_subscriptions |
| ipb_core_streams |
| ipb_core_sys_conf_settings |
| ipb_core_sys_cp_sessions |
| ipb_core_sys_lang |
| ipb_core_sys_lang_words |
| ipb_core_sys_login |
| ipb_core_sys_settings_titles |
| ipb_core_sys_social_group_members |
| ipb_core_sys_social_groups |
| ipb_core_tags |
| ipb_core_tags_cache |
| ipb_core_tags_perms |
| ipb_core_tasks |
| ipb_core_tasks_log |
| ipb_core_theme_conflict |
| ipb_core_theme_content_history |
| ipb_core_theme_css |
| ipb_core_theme_resources |
| ipb_core_theme_settings_fields |
| ipb_core_theme_settings_values |
| ipb_core_theme_templates |
| ipb_core_themes |
| ipb_core_upgrade_history |
| ipb_core_validating |
| ipb_core_view_updates |
| ipb_core_voters |
| ipb_core_widget_areas |
| ipb_core_widget_trash |
| ipb_core_widgets |
| ipb_custom_bbcode |
| ipb_forums_answer_ratings |
| ipb_forums_archive_posts |
| ipb_forums_archive_rules |
| ipb_forums_forums |
| ipb_forums_posts |
| ipb_forums_question_ratings |
| ipb_forums_topic_mmod |
| ipb_forums_topics |
| ipb_forums_view_method |
| ipb_nexus_alternate_contacts |
| ipb_nexus_billing_agreements |
| ipb_nexus_cart_uploads |
| ipb_nexus_coupons |
| ipb_nexus_customer_addresses |
| ipb_nexus_customer_cards |
| ipb_nexus_customer_fields |
| ipb_nexus_customer_spend |
| ipb_nexus_customers |
| ipb_nexus_donate_goals |
| ipb_nexus_donate_logs |
| ipb_nexus_eom |
| ipb_nexus_fraud_rules |
| ipb_nexus_invoice_tracker |
| ipb_nexus_invoices |
| ipb_nexus_licensekeys |
| ipb_nexus_member_subscription_packages |
| ipb_nexus_member_subscriptions |
| ipb_nexus_notes |
| ipb_nexus_package_base_prices |
| ipb_nexus_package_fields |
| ipb_nexus_package_filters |
| ipb_nexus_package_filters_map |
| ipb_nexus_package_filters_values |
| ipb_nexus_package_groups |
| ipb_nexus_package_images |
| ipb_nexus_packages |
| ipb_nexus_packages_ads |
| ipb_nexus_packages_products |
| ipb_nexus_paymethods |
| ipb_nexus_payouts |
| ipb_nexus_product_options |
| ipb_nexus_purchases |
| ipb_nexus_referral_rules |
| ipb_nexus_reviews |
| ipb_nexus_ship_orders |
| ipb_nexus_shipping |
| ipb_nexus_support_default_content |
| ipb_nexus_support_departments |
| ipb_nexus_support_fields |
| ipb_nexus_support_notify |
| ipb_nexus_support_ratings |
| ipb_nexus_support_replies |
| ipb_nexus_support_request_log |
| ipb_nexus_support_requests |
| ipb_nexus_support_severities |
| ipb_nexus_support_staff_dpt_order |
| ipb_nexus_support_staff_preferences |
| ipb_nexus_support_statuses |
| ipb_nexus_support_stock_actions |
| ipb_nexus_support_streams |
| ipb_nexus_support_tracker |
| ipb_nexus_support_views |
| ipb_nexus_tax |
| ipb_nexus_transactions |
| ipb_rc_reports_index |
| x_utf_ipb_convert_session |
| x_utf_ipb_convert_session_tables |
+-------------------------------------------+