Here are the examples of the python api sqlalchemy.exists.select taken from open source projects. By voting up you can indicate which examples are most useful and appropriate.
1 Examples
0
View Complete Implementation : models.py
Copyright BSD 3-Clause "New" or "Revised" License
Author : awesometoolbox
Copyright BSD 3-Clause "New" or "Revised" License
Author : awesometoolbox
async def exists(self) -> bool:
expr = self.build_select_expression()
expr = sqlalchemy.exists(expr).select()
return await self.database.fetch_val(expr)