13 lines
667 B
SQL
13 lines
667 B
SQL
-- +goose Up
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DELETE FROM signal;
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ALTER TABLE signal ADD COLUMN location Geometry(Geometry, 4326) NOT NULL;
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ALTER TABLE signal ADD COLUMN location_type TEXT GENERATED ALWAYS AS (GeometryType(location)) STORED;
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ALTER TABLE signal ADD CONSTRAINT valid_location_types
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CHECK (location_type IN ('POINT', 'POLYGON', 'MULTIPOLYGON'));
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CREATE INDEX idx_signal_location ON signal USING GIST(location);
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CREATE INDEX idx_signal_location_type ON signal(location_type);
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-- +goose Down
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ALTER TABLE signal DROP INDEX idx_signal_location_type;
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ALTER TABLE signal DROP INDEX idx_signal_location;
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ALTER TABLE signal DROP COLUMN location_type;
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ALTER TABLE signal DROP COLUMN location;
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