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37 lines
983 B
Python
37 lines
983 B
Python
"""
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Implementation of the 'freeze' subcommand.
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"""
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from nominatim.db.connection import connect
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# Do not repeat documentation of subcommand classes.
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# pylint: disable=C0111
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# Using non-top-level imports to avoid eventually unused imports.
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# pylint: disable=E0012,C0415
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class SetupFreeze:
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"""\
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Make database read-only.
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About half of data in the Nominatim database is kept only to be able to
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keep the data up-to-date with new changes made in OpenStreetMap. This
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command drops all this data and only keeps the part needed for geocoding
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itself.
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This command has the same effect as the `--no-updates` option for imports.
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"""
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@staticmethod
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def add_args(parser):
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pass # No options
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@staticmethod
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def run(args):
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from ..tools import freeze
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with connect(args.config.get_libpq_dsn()) as conn:
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freeze.drop_update_tables(conn)
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freeze.drop_flatnode_file(args.config.FLATNODE_FILE)
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return 0
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