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Fix DB query on startup for negative streams. (#8447)
For negative streams we have to negate the internal stream ID before querying the DB. The effect of this bug was to query far too many rows, slowing start up time, but we would correctly filter the results afterwards so there was no ill effect.
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Fix DB query on startup for negative streams which caused long start up times. Introduced in #8374.
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@ -341,7 +341,7 @@ class MultiWriterIdGenerator:
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"cmp": "<=" if self._positive else ">=",
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"cmp": "<=" if self._positive else ">=",
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}
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}
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sql = self._db.engine.convert_param_style(sql)
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sql = self._db.engine.convert_param_style(sql)
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cur.execute(sql, (min_stream_id,))
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cur.execute(sql, (min_stream_id * self._return_factor,))
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self._persisted_upto_position = min_stream_id
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self._persisted_upto_position = min_stream_id
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