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\set QUIET
BEGIN;
set client_min_messages to WARNING;
SELECT 'ALTER EXTENSION ' || extname || ' DROP ' ||
regexp_replace(
regexp_replace(
pg_catalog.pg_describe_object(d.classid, d.objid, 0),
'cast from (.*) to (.*)',
'cast(\1 as \2)'
),
'(.*) for access method (.*)',
'\1 using \2'
) || ';'
FROM pg_catalog.pg_depend AS d
INNER JOIN pg_extension AS e ON (d.refobjid = e.oid)
WHERE d.refclassid = 'pg_catalog.pg_extension'::pg_catalog.regclass
AND deptype = 'e' AND e.extname in (
'postgis_sfcgal',
'postgis_raster',
'postgis_topology',
'postgis'
)
ORDER BY length(e.extname) DESC
\gexec
DROP EXTENSION IF EXISTS postgis_sfcgal;
DROP EXTENSION IF EXISTS postgis_raster;
DROP EXTENSION IF EXISTS postgis_topology;
DROP EXTENSION IF EXISTS postgis;
SELECT 'PostGIS objects unpackaged';
COMMIT;
|
