78 lines
1.8 KiB
SQL
78 lines
1.8 KiB
SQL
CREATE SCHEMA pgivm;
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-- catalog
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CREATE TABLE pgivm.pg_ivm_immv(
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immvrelid regclass NOT NULL,
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immvuuid uuid NOT NULL,
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querystring text NOT NULL,
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ispopulated bool NOT NULL,
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lastivmupdate xid8,
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CONSTRAINT pg_ivm_immv_pkey PRIMARY KEY (immvrelid),
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CONSTRAINT pg_ivm_immv_uuid UNIQUE (immvuuid)
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);
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SELECT pg_catalog.pg_extension_config_dump('pgivm.pg_ivm_immv', '');
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-- functions
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CREATE FUNCTION pgivm.create_immv(text, text)
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RETURNS bigint
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STRICT
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AS 'MODULE_PATHNAME', 'create_immv'
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LANGUAGE C;
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CREATE FUNCTION pgivm.refresh_immv(text, bool)
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RETURNS bigint
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STRICT
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AS 'MODULE_PATHNAME', 'refresh_immv'
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LANGUAGE C;
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CREATE FUNCTION pgivm.get_immv_def(IN immvrelid regclass)
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RETURNS text
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STRICT
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AS 'MODULE_PATHNAME', 'get_immv_def'
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LANGUAGE C;
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CREATE FUNCTION pgivm.ivm_visible_in_prestate(oid, tid, oid)
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RETURNS bool
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STABLE
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AS 'MODULE_PATHNAME', 'ivm_visible_in_prestate'
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LANGUAGE C;
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-- trigger functions
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CREATE FUNCTION pgivm."IVM_immediate_before"()
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RETURNS trigger
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AS 'MODULE_PATHNAME', 'IVM_immediate_before'
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LANGUAGE C;
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CREATE FUNCTION pgivm."IVM_immediate_maintenance"()
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RETURNS trigger
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AS 'MODULE_PATHNAME', 'IVM_immediate_maintenance'
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LANGUAGE C;
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CREATE FUNCTION pgivm."IVM_prevent_immv_change"()
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RETURNS trigger
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AS 'MODULE_PATHNAME', 'IVM_prevent_immv_change'
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LANGUAGE C;
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GRANT SELECT ON TABLE pgivm.pg_ivm_immv TO PUBLIC;
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GRANT USAGE ON SCHEMA pgivm TO PUBLIC;
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-- event triggers
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CREATE FUNCTION pgivm.save_query_strings() RETURNS event_trigger
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AS 'MODULE_PATHNAME', 'save_query_strings' LANGUAGE C;
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CREATE FUNCTION pgivm.restore_query_strings() RETURNS event_trigger
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AS 'MODULE_PATHNAME', 'restore_query_strings' LANGUAGE C;
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CREATE EVENT TRIGGER save_query_strings
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ON ddl_command_start
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EXECUTE FUNCTION pgivm.save_query_strings();
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CREATE EVENT TRIGGER restore_query_strings
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ON ddl_command_end
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EXECUTE FUNCTION pgivm.restore_query_strings();
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