

CREATE SCHEMA datastoreidentity3;
SET SCHEMA datastoreidentity3;

-------------------------
-- company
-------------------------

ALTER TABLE departments DROP CONSTRAINT EMP_MO_FK;
ALTER TABLE project_reviewer DROP CONSTRAINT PR_PROJ_FK;
ALTER TABLE project_reviewer DROP CONSTRAINT PR_REV_FK;
DROP TABLE dentalinsurance;
DROP TABLE medicalinsurance;
DROP TABLE project_reviewer;
DROP TABLE project_member;
DROP TABLE employee_phoneno_type;
DROP TABLE fulltimeemployees;
DROP TABLE parttimeemployees;
DROP TABLE persons;
DROP TABLE projects;
DROP TABLE departments;
DROP TABLE companies;

CREATE TABLE companies (
    DATASTORE_IDENTITY INTEGER NOT NULL GENERATED ALWAYS AS IDENTITY,
    ID INTEGER,
    NAME VARCHAR(32) NOT NULL,
    FOUNDEDDATE TIMESTAMP NOT NULL,
    ADDRID INTEGER,
    STREET VARCHAR(64),
    CITY VARCHAR(64),
    STATE CHAR(2),
    ZIPCODE CHAR(5),
    COUNTRY VARCHAR(64),
    CONSTRAINT COMPS_PK PRIMARY KEY (DATASTORE_IDENTITY)
);

CREATE TABLE departments (
    DATASTORE_IDENTITY INTEGER NOT NULL GENERATED ALWAYS AS IDENTITY,
    ID INTEGER,
    NAME VARCHAR(32) NOT NULL,
    EMP_OF_THE_MONTH INTEGER,
    COMPANYID INTEGER,
    CONSTRAINT DEPTS_PK PRIMARY KEY (DATASTORE_IDENTITY),
    CONSTRAINT DEPTS_COMPANYID FOREIGN KEY (COMPANYID) 
        REFERENCES companies (DATASTORE_IDENTITY)
);

CREATE TABLE persons (
    DATASTORE_IDENTITY INTEGER NOT NULL GENERATED ALWAYS AS IDENTITY,
    PERSONID INTEGER NOT NULL,
    FIRSTNAME VARCHAR(32) NOT NULL,
    LASTNAME VARCHAR(32) NOT NULL,
    MIDDLENAME VARCHAR(32),
    BIRTHDATE TIMESTAMP NOT NULL,
    ADDRID INTEGER,
    STREET VARCHAR(64),
    CITY VARCHAR(64),
    STATE CHAR(2),
    ZIPCODE CHAR(5),
    COUNTRY VARCHAR(64),
    CONSTRAINT PERS_UK UNIQUE (PERSONID),
    CONSTRAINT PERS_PK PRIMARY KEY (DATASTORE_IDENTITY)
);

CREATE TABLE parttimeemployees (
    DATASTORE_IDENTITY INTEGER NOT NULL,
    HIREDATE TIMESTAMP,
    WEEKLYHOURS DOUBLE,
    DEPARTMENT INTEGER,
    FUNDINGDEPT INTEGER,
    MANAGER INTEGER,
    MENTOR INTEGER,
    HRADVISOR INTEGER,
    WAGE DOUBLE,
    CONSTRAINT PTEMPS_PK PRIMARY KEY (DATASTORE_IDENTITY),
    CONSTRAINT PTEMPS_FK FOREIGN KEY (DATASTORE_IDENTITY) 
        REFERENCES persons (DATASTORE_IDENTITY),
    CONSTRAINT PTEMPS_DEPARTMENT FOREIGN KEY (DEPARTMENT) 
        REFERENCES departments (DATASTORE_IDENTITY),
    CONSTRAINT PTEMPS_FUNDINGDEPT FOREIGN KEY (FUNDINGDEPT) 
        REFERENCES departments (DATASTORE_IDENTITY),
    CONSTRAINT PTEMPS_MANAGER FOREIGN KEY (MANAGER) 
        REFERENCES parttimeemployees (DATASTORE_IDENTITY),
    CONSTRAINT PTEMPS_MENTOR FOREIGN KEY (MENTOR) 
        REFERENCES parttimeemployees (DATASTORE_IDENTITY),
    CONSTRAINT PTEMPS_HRADVISOR FOREIGN KEY (HRADVISOR) 
        REFERENCES parttimeemployees (DATASTORE_IDENTITY)
);

CREATE TABLE fulltimeemployees (
    DATASTORE_IDENTITY INTEGER NOT NULL,
    HIREDATE TIMESTAMP,
    WEEKLYHOURS DOUBLE,
    DEPARTMENT INTEGER REFERENCES departments,
    FUNDINGDEPT INTEGER REFERENCES departments,
    MANAGER INTEGER REFERENCES persons,
    MENTOR INTEGER REFERENCES persons,
    HRADVISOR INTEGER REFERENCES persons,
    SALARY DOUBLE,
    CONSTRAINT FTEMPS_PK PRIMARY KEY (DATASTORE_IDENTITY),
    CONSTRAINT FTEMPS_FK FOREIGN KEY (DATASTORE_IDENTITY) 
        REFERENCES persons (DATASTORE_IDENTITY),
    CONSTRAINT FTEMPS_DEPARTMENT FOREIGN KEY (DEPARTMENT) 
        REFERENCES departments (DATASTORE_IDENTITY),
    CONSTRAINT FTEMPS_FUNDINGDEPT FOREIGN KEY (FUNDINGDEPT) 
        REFERENCES departments (DATASTORE_IDENTITY),
    CONSTRAINT FTEMPS_MANAGER FOREIGN KEY (MANAGER) 
        REFERENCES fulltimeemployees (DATASTORE_IDENTITY),
    CONSTRAINT FTEMPS_MENTOR FOREIGN KEY (MENTOR) 
        REFERENCES fulltimeemployees (DATASTORE_IDENTITY),
    CONSTRAINT FTEMPS_HRADVISOR FOREIGN KEY (HRADVISOR) 
        REFERENCES fulltimeemployees (DATASTORE_IDENTITY)
);

CREATE TABLE medicalinsurance (
    DATASTORE_IDENTITY INTEGER NOT NULL GENERATED ALWAYS AS IDENTITY,
    INSID INTEGER,
    CARRIER VARCHAR(64) NOT NULL,
    EMPLOYEE INTEGER,
    PLANTYPE VARCHAR(8),
    CONSTRAINT MEDINS_PK PRIMARY KEY (DATASTORE_IDENTITY),
    CONSTRAINT MEDINS_EMPLOYEE FOREIGN KEY (EMPLOYEE) 
        REFERENCES fulltimeemployees (DATASTORE_IDENTITY)
);

CREATE TABLE dentalinsurance (
    DATASTORE_IDENTITY INTEGER NOT NULL GENERATED ALWAYS AS IDENTITY,
    INSID INTEGER,
    CARRIER VARCHAR(64) NOT NULL,
    EMPLOYEE INTEGER,
    LIFETIME_ORTHO_BENEFIT DECIMAL(22,3),
    CONSTRAINT DENTINS_PK PRIMARY KEY (DATASTORE_IDENTITY),
    CONSTRAINT DENTINS_EMPLOYEE FOREIGN KEY (EMPLOYEE) 
        REFERENCES fulltimeemployees (DATASTORE_IDENTITY)
);

CREATE TABLE projects (
    DATASTORE_IDENTITY INTEGER NOT NULL GENERATED ALWAYS AS IDENTITY,
    PROJID INTEGER NOT NULL,
    NAME VARCHAR(32) NOT NULL,
    BUDGET DECIMAL(11,2) NOT NULL,
    CONSTRAINT PROJS_UK UNIQUE (PROJID),
    CONSTRAINT PROJS_PK PRIMARY KEY (DATASTORE_IDENTITY)
);

CREATE TABLE project_reviewer (
    PROJID INTEGER NOT NULL,
    REVIEWER INTEGER NOT NULL
);

CREATE TABLE project_member (
    PROJID INTEGER NOT NULL,
    MEMBER INTEGER NOT NULL
);

CREATE TABLE employee_phoneno_type (
    EMPID INTEGER NOT NULL,
    PHONENO VARCHAR(16) NOT NULL,
    TYPE VARCHAR(16) NOT NULL,
    CONSTRAINT EMP_PHNO_PERSONS FOREIGN KEY (EMPID) 
        REFERENCES persons (DATASTORE_IDENTITY)
);

ALTER TABLE project_reviewer 
    ADD CONSTRAINT PR_PROJ_FK FOREIGN KEY
        (PROJID) REFERENCES projects;

ALTER TABLE project_reviewer 
    ADD CONSTRAINT PR_REV_FK FOREIGN KEY
        (REVIEWER) REFERENCES persons;

ALTER TABLE project_member 
    ADD CONSTRAINT PM_PROJ_FK FOREIGN KEY
        (PROJID) REFERENCES projects;

ALTER TABLE project_member 
    ADD CONSTRAINT PM_MEMB_FK FOREIGN KEY
        (MEMBER) REFERENCES persons;

ALTER TABLE departments 
    ADD CONSTRAINT EMP_MO_FK FOREIGN KEY
        (EMP_OF_THE_MONTH) REFERENCES persons;

disconnect;
