sql scripts

This commit is contained in:
Adam Guo 2025-05-21 00:10:15 +00:00
parent 0be0a58bc9
commit c13a33d847
2 changed files with 87 additions and 2 deletions

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@ -1,6 +1,13 @@
ALTER TABLE pgivm.pg_ivm_immv ADD COLUMN querystring text NOT NULL;
ALTER TABLE pgivm.pg_ivm_immv ADD COLUMN immvuuid uuid NOT NULL;
ALTER TABLE pgivm.pg_ivm_immv ADD COLUMN querystring text;
ALTER TABLE pgivm.pg_ivm_immv ADD COLUMN immvuuid uuid;
UPDATE pgivm.pg_ivm_immv SET querystring = pgivm.get_immv_def(immvrelid);
UPDATE pgivm.pg_ivm_immv SET immvuuid = gen_random_uuid();
ALTER TABLE pgivm.pg_ivm_immv ADD CONSTRAINT pg_ivm_immv_uuid UNIQUE (immvuuid);
ALTER TABLE pgivm.pg_ivm_immv ALTER COLUMN querystring SET NOT NULL;
ALTER TABLE pgivm.pg_ivm_immv ALTER COLUMN immvuuid SET NOT NULL;
ALTER TABLE pgivm.pg_ivm_immv DROP COLUMN viewdef;
CREATE FUNCTION pgivm.recreate_all_immvs() RETURNS VOID LANGUAGE PLPGSQL AS
$$

78
pg_ivm--1.11.sql Normal file
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CREATE SCHEMA pgivm;
-- catalog
CREATE TABLE pgivm.pg_ivm_immv(
immvrelid regclass NOT NULL,
immvuuid uuid NOT NULL,
querystring text NOT NULL,
ispopulated bool NOT NULL,
lastivmupdate xid8,
CONSTRAINT pg_ivm_immv_pkey PRIMARY KEY (immvrelid),
CONSTRAINT pg_ivm_immv_uuid UNIQUE (immvuuid)
);
SELECT pg_catalog.pg_extension_config_dump('pgivm.pg_ivm_immv', '');
-- functions
CREATE FUNCTION pgivm.create_immv(text, text)
RETURNS bigint
STRICT
AS 'MODULE_PATHNAME', 'create_immv'
LANGUAGE C;
CREATE FUNCTION pgivm.refresh_immv(text, bool)
RETURNS bigint
STRICT
AS 'MODULE_PATHNAME', 'refresh_immv'
LANGUAGE C;
CREATE FUNCTION pgivm.get_immv_def(IN immvrelid regclass)
RETURNS text
STRICT
AS 'MODULE_PATHNAME', 'get_immv_def'
LANGUAGE C;
CREATE FUNCTION pgivm.ivm_visible_in_prestate(oid, tid, oid)
RETURNS bool
STABLE
AS 'MODULE_PATHNAME', 'ivm_visible_in_prestate'
LANGUAGE C;
-- trigger functions
CREATE FUNCTION pgivm."IVM_immediate_before"()
RETURNS trigger
AS 'MODULE_PATHNAME', 'IVM_immediate_before'
LANGUAGE C;
CREATE FUNCTION pgivm."IVM_immediate_maintenance"()
RETURNS trigger
AS 'MODULE_PATHNAME', 'IVM_immediate_maintenance'
LANGUAGE C;
CREATE FUNCTION pgivm."IVM_prevent_immv_change"()
RETURNS trigger
AS 'MODULE_PATHNAME', 'IVM_prevent_immv_change'
LANGUAGE C;
GRANT SELECT ON TABLE pgivm.pg_ivm_immv TO PUBLIC;
GRANT USAGE ON SCHEMA pgivm TO PUBLIC;
-- event triggers
CREATE FUNCTION pgivm.save_query_strings() RETURNS event_trigger
AS 'MODULE_PATHNAME', 'save_query_strings' LANGUAGE C;
CREATE FUNCTION pgivm.restore_query_strings() RETURNS event_trigger
AS 'MODULE_PATHNAME', 'restore_query_strings' LANGUAGE C;
CREATE EVENT TRIGGER save_query_strings
ON ddl_command_start
EXECUTE FUNCTION pgivm.save_query_strings();
CREATE EVENT TRIGGER restore_query_strings
ON ddl_command_end
EXECUTE FUNCTION pgivm.restore_query_strings();