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This commit is contained in:
Simon Willison 2019-06-30 10:17:05 -07:00
commit 093c3e66db
1 changed files with 2 additions and 7 deletions
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9
sqlite_utils/cli.py
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@ -217,7 +217,6 @@ def add_foreign_key(path, table, column, other_table, other_column):
raise click.ClickException(e) raise click.ClickException(e)
@cli.command(name="index-foreign-keys") @cli.command(name="index-foreign-keys")
@click.argument( @click.argument(
"path", "path",
@ -231,14 +230,10 @@ def index_foreign_keys(path):
db = sqlite_utils.Database(path) db = sqlite_utils.Database(path)
for table_name in db.table_names(): for table_name in db.table_names():
table = db[table_name] table = db[table_name]
existing_indexes = { existing_indexes = {i.columns[0] for i in table.indexes if len(i.columns) == 1}
i.columns[0] for i in table.indexes if len(i.columns) == 1
}
for fk in table.foreign_keys: for fk in table.foreign_keys:
if fk.column not in existing_indexes: if fk.column not in existing_indexes:
print("Creating index on {}.{}".format( print("Creating index on {}.{}".format(table_name, fk.column))
table_name, fk.column
))
table.create_index([fk.column]) table.create_index([fk.column])