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Drop support for Postgres 10 in full text search code. (#14397)

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Patrick Cloke 2022-11-09 09:55:34 -05:00 • committed by GitHub
parent 21447c9102
commit e9a4343cb2
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4 changed files with 42 additions and 96 deletions
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synapse/storage/engines/postgres.py
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@ -170,22 +170,6 @@ class PostgresEngine(
"""Do we support the `RETURNING` clause in insert/update/delete?"""
return True
@property
def tsquery_func(self) -> str:
"""
Selects a tsquery_* func to use.
Ref: https://www.postgresql.org/docs/current/textsearch-controls.html
Returns:
The function name.
"""
# Postgres 11 added support for websearch_to_tsquery.
assert self._version is not None
if self._version >= 110000:
return "websearch_to_tsquery"
return "plainto_tsquery"
def is_deadlock(self, error: Exception) -> bool:
if isinstance(error, psycopg2.DatabaseError):
# https://www.postgresql.org/docs/current/static/errcodes-appendix.html