-- MDP 出站 Outbox + 通用贴源表(双模式对接执行任务书 P-B/P-E) -- 幂等可重复执行 CREATE TABLE IF NOT EXISTS mdp_outbox ( id BIGINT PRIMARY KEY AUTO_INCREMENT, tenant_id BIGINT NOT NULL, target_source_code VARCHAR(100) NOT NULL, action_code VARCHAR(100) NOT NULL, idem_key VARCHAR(200) NOT NULL, payload_json TEXT, status TINYINT NOT NULL DEFAULT 0, retry_count INT NOT NULL DEFAULT 0, response_json TEXT, error_msg VARCHAR(1000), create_time DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP, update_time DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP, UNIQUE KEY uk_idem (tenant_id, target_source_code, action_code, idem_key), KEY idx_status (status, tenant_id) ); CREATE TABLE IF NOT EXISTS mdp_stg_external_row ( id BIGINT PRIMARY KEY AUTO_INCREMENT, tenant_id BIGINT NOT NULL, source_table VARCHAR(200), source_row_id VARCHAR(200), raw_data JSON, sync_batch_id VARCHAR(100), create_time DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP, KEY idx_batch (sync_batch_id), KEY idx_src (source_table, source_row_id), KEY idx_tenant (tenant_id) );