hs.hsadmin.ng/sql/examples.sql

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2022-07-22 13:31:37 +02:00
-- ========================================================
-- First Example Entity with History
-- --------------------------------------------------------
CREATE TABLE IF NOT EXISTS customer (
"id" SERIAL PRIMARY KEY,
"reference" int not null unique, -- 10000-99999
"prefix" character(3) unique
);
CALL create_historicization('customer');
-- ========================================================
-- Second Example Entity with History
-- --------------------------------------------------------
CREATE TABLE IF NOT EXISTS package_type (
"id" serial PRIMARY KEY,
"name" character varying(8)
);
CALL create_historicization('package_type');
-- ========================================================
-- Third Example Entity with History
-- --------------------------------------------------------
CREATE TABLE IF NOT EXISTS package (
"id" serial PRIMARY KEY,
"name" character varying(5),
"customer_id" INTEGER REFERENCES customer(id)
);
CALL create_historicization('package');
-- ========================================================
-- query historical data
-- --------------------------------------------------------
ABORT;
BEGIN TRANSACTION;
SET LOCAL hsadminng.currentUser TO 'mih42_customer_aaa';
SET LOCAL hsadminng.currentTask TO 'adding customer_aaa';
INSERT INTO package (customer_id, name) VALUES (10000, 'aaa00');
COMMIT;
-- Usage:
SET hsadminng.timestamp TO '2022-07-12 08:53:27.723315';
SET hsadminng.timestamp TO '2022-07-12 11:38:27.723315';
SELECT * FROM customer_hv p WHERE prefix = 'aaa';