lingyue-zhibao/database/migrations/V2026_01_27_02__add_ner_message_field.sql

-- 添加 NER 消息字段，用于存储分块处理进度等信息
ALTER TABLE parse_tasks ADD COLUMN IF NOT EXISTS ner_message VARCHAR(255);

COMMENT ON COLUMN parse_tasks.ner_message IS 'NER阶段消息（如分块进度信息）';