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refactor query to 3 way join

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This commit is contained in:
Ed Chalstrey 2022-04-21 16:48:35 +01:00
parent ac82c33bcb
commit d73a526835
1 changed files with 5 additions and 19 deletions
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24
app/src/tiles/dataDefinition.ts
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@ -192,28 +192,14 @@ function getDataConfig(tileset: string): DataConfig {
JOIN JOIN
geometries AS g geometries AS g
ON d.geometry_id = g.geometry_id ON d.geometry_id = g.geometry_id
JOIN
buildings AS b
ON d.geometry_id = b.geometry_id
WHERE
b.latest_demolish_date IS NULL
) AS data ) AS data
`; `;
if(table == 'buildings') {
const query = `(
SELECT
d.*,
g.geometry_geom
FROM (
${table}
) AS d
JOIN
geometries AS g
ON d.geometry_id = g.geometry_id
WHERE
d.latest_demolish_date IS NULL
) AS data
`;
}
return { return {
geometry_field: GEOMETRY_FIELD, geometry_field: GEOMETRY_FIELD,
table: query table: query