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use psycopg.sql for SQL building in tokenizer

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Sarah Hoffmann
2026-02-09 21:21:18 +01:00
parent e17d0cb5cf
commit 73590baf15
1 changed files with 7 additions and 8 deletions
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15
src/nominatim_db/tokenizer/icu_tokenizer.py
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@@ -2,7 +2,7 @@
#
# This file is part of Nominatim. (https://nominatim.org)
#
# Copyright (C) 2025 by the Nominatim developer community.
# Copyright (C) 2026 by the Nominatim developer community.
# For a full list of authors see the git log.
"""
Tokenizer implementing normalisation as used before Nominatim 4 but using
@@ -294,13 +294,12 @@ class ICUTokenizer(AbstractTokenizer):
with connect(self.dsn) as conn:
drop_tables(conn, 'word')
with conn.cursor() as cur:
cur.execute(f"ALTER TABLE {old} RENAME TO word")
for idx in ('word_token', 'word_id'):
cur.execute(f"""ALTER INDEX idx_{old}_{idx}
RENAME TO idx_word_{idx}""")
for name, _ in WORD_TYPES:
cur.execute(f"""ALTER INDEX idx_{old}_{name}
RENAME TO idx_word_{name}""")
cur.execute(pysql.SQL("ALTER TABLE {} RENAME TO word")
.format(pysql.Identifier(old)))
for idx in ['word_token', 'word_id'] + [n[0] for n in WORD_TYPES]:
cur.execute(pysql.SQL("ALTER INDEX {} RENAME TO {}")
.format(pysql.Identifier(f"idx_{old}_{idx}"),
pysql.Identifier(f"idx_word_{idx}")))
conn.commit()