Insert cleanup #54
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Insert cleanup #54
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abondar
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Oct 16, 2018
tortoise/backends/base/executor.py
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| # Insert should implement returning new id to saved object | ||
| # Each db has it's own methods for it, so each implementation should | ||
| # go to descendant executors | ||
| raise NotImplementedError() # pragma: nocoverage | ||
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| async def execute_insert(self, instance): | ||
| self.connection = await self.db.get_single_connection() | ||
| key = '%s:%s' % (self.db.connection_name, self.model._meta.table) |
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Does this kind of formatting gives any significant speedup?
If not, I think following .format() would be better, cause it feels really much more pythonic way
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Hmm, no idea.
I tend to use the % formatting over the .format() out of habit.
I just did a quick search, and, yep. that is the only such code in the codebase. I'll change it.
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Yes, people get excited about performance 😁 |
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This branch started with the goal of using prepared statements for inserts, but ended up being a general purpose insert/Client related cleanup.
Work done:
_prepare_insert_columnsand_prepare_insert_valuesnow do what they are calledexecute_insert()methodvaluesas a DB driver parameter (Building prepared statements kayak/pypika#163 is stalled, do something slightly hacky in the interm)(We need to try and get this into pypika, asasyncpgneeds prepared statements to perform well)Not related to inserts:
This should be the last performance-oriented PR from me for now, performance is up over double (and much more for sqlite)