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SELECT 'Useless alias_name for geodetic_datum...';
SELECT a.table_name, a.auth_name, a.code, a.alt_name, a.source
FROM geodetic_datum d JOIN alias_name a WHERE
a.table_name = 'geodetic_datum' AND a.auth_name = d.auth_name AND
a.code = d.code AND d.name = a.alt_name AND a.source != 'EPSG_OLD';
SELECT 'Useless alias_name for vertical_datum...';
SELECT a.table_name, a.auth_name, a.code, a.alt_name, a.source
FROM vertical_datum d JOIN alias_name a WHERE
a.table_name = 'vertical_datum' AND a.auth_name = d.auth_name AND
a.code = d.code AND d.name = a.alt_name AND a.source != 'EPSG_OLD';
SELECT 'Useless alias_name for geodetic_crs...';
SELECT a.table_name, a.auth_name, a.code, a.alt_name, a.source
FROM geodetic_crs c JOIN alias_name a WHERE
a.table_name = 'geodetic_crs' AND a.auth_name = c.auth_name AND
a.code = c.code AND c.name = a.alt_name AND a.source != 'EPSG_OLD';
SELECT 'Useless alias_name for vertical_crs...';
SELECT a.table_name, a.auth_name, a.code, a.alt_name, a.source
FROM vertical_crs c JOIN alias_name a WHERE
a.table_name = 'vertical_crs' AND a.auth_name = c.auth_name AND
a.code = c.code AND c.name = a.alt_name AND a.source != 'EPSG_OLD';
SELECT 'Useless alias_name for projected_crs...';
SELECT a.table_name, a.auth_name, a.code, a.alt_name, a.source
FROM projected_crs c JOIN alias_name a WHERE
a.table_name = 'projected_crs' AND a.auth_name = c.auth_name AND
a.code = c.code AND c.name = a.alt_name AND a.source != 'EPSG_OLD' AND
-- EPSG keeps those useless aliases because of policy w.r.t ISO geodetic registry
NOT (a.source = 'EPSG' AND a.code in (9356,9357,9358,9359,9360));
SELECT 'Useless alias_name for compound_crs...';
SELECT a.table_name, a.auth_name, a.code, a.alt_name, a.source
FROM compound_crs c JOIN alias_name a WHERE
a.table_name = 'compound_crs' AND a.auth_name = c.auth_name AND
a.code = c.code AND c.name = a.alt_name AND a.source != 'EPSG_OLD';
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