Adding Transaction SQL to master branch

Employee.sql

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+CREATE TABLE employee (
+  id uuid NOT NULL DEFAULT gen_random_uuid(),
+  employeeid int NOT NULL DEFAULT(0),
+  firstname character varying(128) NOT NULL DEFAULT(''),
+  lastname character varying(128) NOT NULL DEFAULT(''),
+  password bytea NOT NULL DEFAULT(''),
+  active boolean NOT NULL DEFAULT(FALSE), 
+  classification int NOT NULL DEFAULT(0),
+  managerid uuid NOT NULL DEFAULT CAST('00000000-0000-0000-0000-000000000000' AS uuid),
+  createdon timestamp without time zone NOT NULL DEFAULT now(),
+  CONSTRAINT employee_pkey PRIMARY KEY (id)
+) WITH (
+  OIDS=FALSE
+);
+
+--  A cheap way to prevent malicious actors from using employee IDs to determine
+-- how many employees are in your company. Obviously this is not foolproof.
+CREATE SEQUENCE employee_employeeid_seq AS int START WITH 253 INCREMENT BY 7 OWNED BY employee.employeeid;
+
+ALTER TABLE employee ALTER employeeid SET DEFAULT nextval('employee_employeeid_seq');
+
+CREATE INDEX ix_employee_employeeid
+  ON employee
+  USING btree(employeeid);
+
+-----
+CREATE TABLE activeuser (
+  id uuid NOT NULL DEFAULT gen_random_uuid(),
+  employeeid uuid NOT NULL,
+  name character varying(256) NOT NULL DEFAULT(''),
+  classification int NOT NULL DEFAULT(0),
+  sessionkey character varying (128) NOT NULL DEFAULT(''),
+  createdon timestamp without time zone NOT NULL DEFAULT now(),
+  CONSTRAINT activeuser_pkey PRIMARY KEY (id)
+) WITH (
+  OIDS=FALSE
+);
+
+CREATE INDEX ix_activeuser_employeeid
+  ON activeuser
+  USING btree(employeeid);
+
+CREATE INDEX ix_activeuser_sessionkey
+  ON activeuser
+  USING btree(sessionkey);
+

Transaction.sql

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+-- ALTER TABLE product DROP COLUMN price;
+ ALTER TABLE product
+   ADD COLUMN price bigint NOT NULL DEFAULT(0);
+
+-- DROP TABLE transaction;
+CREATE TABLE transaction (
+  id uuid NOT NULL DEFAULT gen_random_uuid(),
+  cashierid uuid NOT NULL DEFAULT CAST('00000000-0000-0000-0000-000000000000' AS uuid),
+  total bigint NOT NULL DEFAULT(0), -- There are many ways to represent monetary values, this is one: the number of cents
+  transactiontype int NOT NULL DEFAULT(0),
+  transactionreferenceid uuid NOT NULL DEFAULT CAST('00000000-0000-0000-0000-000000000000' AS uuid),
+  createdon timestamp without time zone NOT NULL DEFAULT now(),
+  CONSTRAINT transaction_pkey PRIMARY KEY (id)
+) WITH (
+  OIDS=FALSE
+);
+
+-- DROP TABLE transactionentry;
+CREATE TABLE transactionentry (
+  id uuid NOT NULL DEFAULT gen_random_uuid(),
+  transactionid uuid NOT NULL DEFAULT CAST('00000000-0000-0000-0000-000000000000' AS uuid),
+  productid uuid NOT NULL DEFAULT CAST('00000000-0000-0000-0000-000000000000' AS uuid),
+  quantity decimal(15, 4) NOT NULL DEFAULT(0),
+  price bigint NOT NULL DEFAULT(0), -- There are many ways to represent monetary values, this is one: the number of cents
+  createdon timestamp without time zone NOT NULL DEFAULT now(),
+  CONSTRAINT transactionentry_pkey PRIMARY KEY (id)
+) WITH (
+  OIDS=FALSE
+);