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- from flask_sqlalchemy import SQLAlchemy
- from sqlalchemy import MetaData
- from dify_app import DifyApp
- POSTGRES_INDEXES_NAMING_CONVENTION = {
- "ix": "%(column_0_label)s_idx",
- "uq": "%(table_name)s_%(column_0_name)s_key",
- "ck": "%(table_name)s_%(constraint_name)s_check",
- "fk": "%(table_name)s_%(column_0_name)s_fkey",
- "pk": "%(table_name)s_pkey",
- }
- metadata = MetaData(naming_convention=POSTGRES_INDEXES_NAMING_CONVENTION)
- db = SQLAlchemy(metadata=metadata)
- def init_app(app: DifyApp):
- db.init_app(app)
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