Files
Nominatim/nominatim/indexer/runners.py
2021-04-20 14:08:37 +02:00

114 lines
3.4 KiB
Python

"""
Mix-ins that provide the actual commands for the indexer for various indexing
tasks.
"""
# pylint: disable=C0111
class RankRunner:
""" Returns SQL commands for indexing one rank within the placex table.
"""
def __init__(self, rank):
self.rank = rank
def name(self):
return "rank {}".format(self.rank)
def sql_count_objects(self):
return """SELECT count(*) FROM placex
WHERE rank_address = {} and indexed_status > 0
""".format(self.rank)
def sql_get_objects(self):
return """SELECT place_id FROM placex
WHERE indexed_status > 0 and rank_address = {}
ORDER BY geometry_sector""".format(self.rank)
@staticmethod
def sql_index_place(ids):
return "UPDATE placex SET indexed_status = 0 WHERE place_id IN ({})"\
.format(','.join((str(i) for i in ids)))
class BoundaryRunner:
""" Returns SQL commands for indexing the administrative boundaries
of a certain rank.
"""
def __init__(self, rank):
self.rank = rank
def name(self):
return "boundaries rank {}".format(self.rank)
def sql_count_objects(self):
return """SELECT count(*) FROM placex
WHERE indexed_status > 0
AND rank_search = {}
AND class = 'boundary' and type = 'administrative'
""".format(self.rank)
def sql_get_objects(self):
return """SELECT place_id FROM placex
WHERE indexed_status > 0 and rank_search = {}
and class = 'boundary' and type = 'administrative'
ORDER BY partition, admin_level
""".format(self.rank)
@staticmethod
def sql_index_place(ids):
return "UPDATE placex SET indexed_status = 0 WHERE place_id IN ({})"\
.format(','.join((str(i) for i in ids)))
class InterpolationRunner:
""" Returns SQL commands for indexing the address interpolation table
location_property_osmline.
"""
@staticmethod
def name():
return "interpolation lines (location_property_osmline)"
@staticmethod
def sql_count_objects():
return """SELECT count(*) FROM location_property_osmline
WHERE indexed_status > 0"""
@staticmethod
def sql_get_objects():
return """SELECT place_id FROM location_property_osmline
WHERE indexed_status > 0
ORDER BY geometry_sector"""
@staticmethod
def sql_index_place(ids):
return """UPDATE location_property_osmline
SET indexed_status = 0 WHERE place_id IN ({})
""".format(','.join((str(i) for i in ids)))
class PostcodeRunner:
""" Provides the SQL commands for indexing the location_postcode table.
"""
@staticmethod
def name():
return "postcodes (location_postcode)"
@staticmethod
def sql_count_objects():
return 'SELECT count(*) FROM location_postcode WHERE indexed_status > 0'
@staticmethod
def sql_get_objects():
return """SELECT place_id FROM location_postcode
WHERE indexed_status > 0
ORDER BY country_code, postcode"""
@staticmethod
def sql_index_place(ids):
return """UPDATE location_postcode SET indexed_status = 0
WHERE place_id IN ({})
""".format(','.join((str(i) for i in ids)))