84 lines
2.5 KiB
Python
84 lines
2.5 KiB
Python
"""迁移脚本 003:创建Prompt模板表
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使用方式:
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python -m insurance.db.migrate_003
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"""
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from sqlalchemy import text
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from insurance.db.compat import db
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def migrate():
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"""执行迁移:创建Prompt模板表。"""
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print("[migrate_003] 开始执行迁移...")
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try:
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# 检查表是否已存在
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result = db.session.execute(text("""
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SELECT EXISTS (
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SELECT FROM information_schema.tables
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WHERE table_name = 'insurance_prompt_templates'
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)
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"""))
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if result.scalar():
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print("[migrate_003] 表已存在,跳过")
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return True
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# 创建Prompt模板表
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print("[migrate_003] 创建 insurance_prompt_templates 表")
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db.session.execute(text("""
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CREATE TABLE insurance_prompt_templates (
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id SERIAL PRIMARY KEY,
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name VARCHAR(128) NOT NULL,
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description VARCHAR(256) DEFAULT '',
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content TEXT DEFAULT '',
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variables TEXT DEFAULT '[]',
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category VARCHAR(64) DEFAULT 'general',
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created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
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updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
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)
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"""))
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# 创建Prompt版本历史表
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print("[migrate_003] 创建 insurance_prompt_versions 表")
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db.session.execute(text("""
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CREATE TABLE insurance_prompt_versions (
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id SERIAL PRIMARY KEY,
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prompt_id INTEGER NOT NULL,
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version INTEGER NOT NULL,
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content TEXT DEFAULT '',
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variables TEXT DEFAULT '[]',
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change_note VARCHAR(256) DEFAULT '',
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created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
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)
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"""))
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# 添加注释
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db.session.execute(text("""
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COMMENT ON TABLE insurance_prompt_templates IS 'Prompt模板表'
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"""))
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db.session.execute(text("""
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COMMENT ON TABLE insurance_prompt_versions IS 'Prompt版本历史表'
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"""))
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db.session.commit()
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print("[migrate_003] 迁移完成!")
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return True
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except Exception as e:
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db.session.rollback()
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print(f"[migrate_003] 迁移失败: {e}")
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return False
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if __name__ == "__main__":
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from flask import Flask
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from configs.app_config import AppConfig
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app = Flask(__name__)
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app.config.from_object(AppConfig)
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with app.app_context():
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migrate()
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