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smart-admin/sql/migration_add_catalog_extraction_status.sql
2025-12-13 23:00:09 +08:00

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-- 添加目录摘取状态相关字段到 t_file 表
-- 执行时间: 2025-12-02
-- 添加目录摘取状态字段
ALTER TABLE t_file ADD COLUMN IF NOT EXISTS catalog_extraction_status VARCHAR(32) DEFAULT 'not_started';
-- 添加目录摘取重试次数字段
ALTER TABLE t_file ADD COLUMN IF NOT EXISTS catalog_extraction_retry_count INT DEFAULT 0 NOT NULL;
-- 添加目录摘取完成时间字段
ALTER TABLE t_file ADD COLUMN IF NOT EXISTS catalog_extraction_time TIMESTAMP;
-- 添加字段注释
COMMENT ON COLUMN t_file.catalog_extraction_status IS '目录摘取状态not_started-未开始, processing-处理中, completed-已完成';
COMMENT ON COLUMN t_file.catalog_extraction_retry_count IS '目录摘取重试次数最多重试3次';
COMMENT ON COLUMN t_file.catalog_extraction_time IS '目录摘取完成时间';
-- 为已有数据设置初始状态
-- 如果已经有目录记录,设置为 completed
UPDATE t_file f
SET catalog_extraction_status = 'completed',
catalog_extraction_time = f.update_time
WHERE EXISTS (
SELECT 1 FROM t_file_directory fd
WHERE fd.file_id = f.file_id
)
AND (catalog_extraction_status IS NULL OR catalog_extraction_status = 'not_started');
-- 创建索引以提高查询性能
CREATE INDEX IF NOT EXISTS idx_file_catalog_status ON t_file(catalog_extraction_status);