39 lines
1.4 KiB
SQL
39 lines
1.4 KiB
SQL
DO $$
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DECLARE
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shared_pl text;
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session_pl text;
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BEGIN
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SELECT setting INTO shared_pl FROM pg_catalog.pg_settings
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WHERE name = 'shared_preload_libraries';
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SELECT setting INTO session_pl FROM pg_catalog.pg_settings
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WHERE name = 'session_preload_libraries';
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IF shared_pl !~ '\mpg_ivm\M' AND session_pl !~ '\mpg_ivm\M' THEN
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RAISE EXCEPTION 'pg_ivm is not loaded in shared_preload_libraries '
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'or session_preload_libraries'
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USING HINT = 'Add pg_ivm to session_preload_libraries and '
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'restart the session. Or, add pg_ivm to '
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'shared_preload_libraries and restart Postgres.';
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END IF;
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END
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$$;
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-- create a new schema pgivm and change the objects' schema to it
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CREATE SCHEMA pgivm;
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ALTER TABLE pg_ivm_immv SET SCHEMA pgivm;
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ALTER FUNCTION create_immv(text, text) SET SCHEMA pgivm;
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ALTER FUNCTION refresh_immv(text, bool) SET SCHEMA pgivm;
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ALTER FUNCTION get_immv_def(regclass) SET SCHEMA pgivm;
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ALTER FUNCTION ivm_visible_in_prestate(oid, tid, oid) SET SCHEMA pgivm;
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ALTER FUNCTION "IVM_immediate_before"() SET SCHEMA pgivm;
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ALTER FUNCTION "IVM_immediate_maintenance"() SET SCHEMA pgivm;
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ALTER FUNCTION "IVM_prevent_immv_change"() SET SCHEMA pgivm;
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GRANT USAGE ON SCHEMA pgivm TO PUBLIC;
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ALTER TABLE pgivm.pg_ivm_immv ADD COLUMN lastivmupdate xid8;
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-- drop a garbage
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DROP SCHEMA __pg_ivm__;
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