59 lines
2.3 KiB
MySQL
59 lines
2.3 KiB
MySQL
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/* contrib/seg/seg--1.2--1.3.sql */
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-- complain if script is sourced in psql, rather than via ALTER EXTENSION
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\echo Use "ALTER EXTENSION seg UPDATE TO '1.3'" to load this file. \quit
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--
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-- Get rid of unnecessary compress and decompress support functions.
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--
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-- To be allowed to drop the opclass entry for a support function,
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-- we must change the entry's dependency type from 'internal' to 'auto',
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-- as though it were a loose member of the opfamily rather than being
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-- bound into a particular opclass. There's no SQL command for that,
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-- so fake it with a manual update on pg_depend.
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--
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DO LANGUAGE plpgsql
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$$
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DECLARE
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my_schema pg_catalog.text := pg_catalog.quote_ident(pg_catalog.current_schema());
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old_path pg_catalog.text := pg_catalog.current_setting('search_path');
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BEGIN
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-- for safety, transiently set search_path to just pg_catalog+pg_temp
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PERFORM pg_catalog.set_config('search_path', 'pg_catalog, pg_temp', true);
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UPDATE pg_catalog.pg_depend
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SET deptype = 'a'
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WHERE classid = 'pg_catalog.pg_amproc'::pg_catalog.regclass
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AND objid =
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(SELECT objid
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FROM pg_catalog.pg_depend
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WHERE classid = 'pg_catalog.pg_amproc'::pg_catalog.regclass
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AND refclassid = 'pg_catalog.pg_proc'::pg_catalog.regclass
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AND (refobjid = (my_schema || '.gseg_compress(internal)')::pg_catalog.regprocedure))
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AND refclassid = 'pg_catalog.pg_opclass'::pg_catalog.regclass
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AND deptype = 'i';
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UPDATE pg_catalog.pg_depend
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SET deptype = 'a'
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WHERE classid = 'pg_catalog.pg_amproc'::pg_catalog.regclass
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AND objid =
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(SELECT objid
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FROM pg_catalog.pg_depend
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WHERE classid = 'pg_catalog.pg_amproc'::pg_catalog.regclass
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AND refclassid = 'pg_catalog.pg_proc'::pg_catalog.regclass
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AND (refobjid = (my_schema || '.gseg_decompress(internal)')::pg_catalog.regprocedure))
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AND refclassid = 'pg_catalog.pg_opclass'::pg_catalog.regclass
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AND deptype = 'i';
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PERFORM pg_catalog.set_config('search_path', old_path, true);
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END
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$$;
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ALTER OPERATOR FAMILY gist_seg_ops USING gist drop function 3 (seg);
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ALTER EXTENSION seg DROP function gseg_compress(pg_catalog.internal);
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DROP function gseg_compress(pg_catalog.internal);
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ALTER OPERATOR FAMILY gist_seg_ops USING gist drop function 4 (seg);
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ALTER EXTENSION seg DROP function gseg_decompress(pg_catalog.internal);
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DROP function gseg_decompress(pg_catalog.internal);
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