mirror of
https://github.com/osm-search/Nominatim.git
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79b81d39d8
Remove index on name_vector. We always do near search where the geometry index is sufficient. Also split centroid index in low and high rank indexes. Reduces index size by about 25%.
59 lines
2.1 KiB
SQL
59 lines
2.1 KiB
SQL
drop type if exists nearplace cascade;
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create type nearplace as (
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place_id BIGINT
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);
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drop type if exists nearfeature cascade;
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create type nearfeature as (
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place_id BIGINT,
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keywords int[],
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rank_address smallint,
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rank_search smallint,
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distance float,
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isguess boolean
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);
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drop type if exists nearfeaturecentr cascade;
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create type nearfeaturecentr as (
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place_id BIGINT,
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keywords int[],
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rank_address smallint,
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rank_search smallint,
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distance float,
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isguess boolean,
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postcode TEXT,
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centroid GEOMETRY
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);
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drop table IF EXISTS search_name_blank CASCADE;
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CREATE TABLE search_name_blank (
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place_id BIGINT,
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search_rank smallint,
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address_rank smallint,
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name_vector integer[],
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centroid GEOMETRY(Geometry, 4326)
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);
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-- start
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CREATE TABLE location_area_large_-partition- () INHERITS (location_area_large) {ts:address-data};
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CREATE INDEX idx_location_area_large_-partition-_place_id ON location_area_large_-partition- USING BTREE (place_id) {ts:address-index};
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CREATE INDEX idx_location_area_large_-partition-_geometry ON location_area_large_-partition- USING GIST (geometry) {ts:address-index};
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CREATE TABLE search_name_-partition- () INHERITS (search_name_blank) {ts:address-data};
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CREATE INDEX idx_search_name_-partition-_place_id ON search_name_-partition- USING BTREE (place_id) {ts:address-index};
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CREATE INDEX idx_search_name_-partition-_centroid_street ON search_name_-partition- USING GIST (centroid) {ts:address-index} where search_rank between 26 and 27;
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CREATE INDEX idx_search_name_-partition-_centroid_place ON search_name_-partition- USING GIST (centroid) {ts:address-index} where search_rank between 2 and 25;
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DROP TABLE IF EXISTS location_road_-partition-;
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CREATE TABLE location_road_-partition- (
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place_id BIGINT,
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partition SMALLINT,
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country_code VARCHAR(2),
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geometry GEOMETRY(Geometry, 4326)
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) {ts:address-data};
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CREATE INDEX idx_location_road_-partition-_geometry ON location_road_-partition- USING GIST (geometry) {ts:address-index};
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CREATE INDEX idx_location_road_-partition-_place_id ON location_road_-partition- USING BTREE (place_id) {ts:address-index};
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-- end
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