SELECT SESSION_USER, CURRENT_SCHEMA FROM DUMMY;
SELECT SYSTEM_ID, DATABASE_NAME, HOST, VERSION, USAGE FROM M_DATABASE;

---

CREATE USER devuser PASSWORD <password> NO FORCE_FIRST_PASSWORD_CHANGE SET USERGROUP DEFAULT;
GRANT CATALOG READ TO devuser WITH ADMIN OPTION;
GRANT CREATE SCHEMA TO devuser WITH ADMIN OPTION;
GRANT HANA_SYSRDL#CG_ADMIN_ROLE TO devuser;

CREATE USER enduser PASSWORD <password> NO FORCE_FIRST_PASSWORD_CHANGE SET USERGROUP DEFAULT;

---

CALL SYSRDL#CG.REMOTE_EXECUTE ('
BEGIN

    CREATE TABLE city ( 
        zip VARCHAR(5) PRIMARY KEY,
        name VARCHAR(30) NOT NULL,
        state VARCHAR(2) NOT NULL
    );

    CREATE TABLE hotel (
        hno INTEGER PRIMARY KEY,
        name VARCHAR(50) NOT NULL,
        zip VARCHAR(5),
        address VARCHAR(40) NOT NULL
    );

    INSERT INTO city VALUES (''60601'', ''Chicago'', ''IL'');
    INSERT INTO city VALUES (''75243'', ''Dallas'', ''TX'');
    INSERT INTO city VALUES (''32018'', ''Daytona Beach'', ''FL'');
    INSERT INTO city VALUES (''48226'', ''Detroit'', ''MI'');
    INSERT INTO city VALUES (''90029'', ''Hollywood'', ''CA'');
    INSERT INTO city VALUES (''90804'', ''Long Beach'', ''CA'');
    INSERT INTO city VALUES (''11788'', ''Long Island'', ''NY'');
    INSERT INTO city VALUES (''90018'', ''Los Angeles'', ''CA'');
    INSERT INTO city VALUES (''70112'', ''New Orleans'', ''LA'');

    INSERT INTO hotel VALUES (10, ''Long Island'', ''11788'', ''1499 Grove Street'');
    INSERT INTO hotel VALUES (30, ''Lake Michigan'', ''60601'', ''354 Oak Terrace'');
    INSERT INTO hotel VALUES (100, ''Beachside'', ''32018'', ''1980 34th St.'');
    INSERT INTO hotel VALUES (110, ''Atlantic'', ''33441'', ''111 78th St.'');
    INSERT INTO hotel VALUES (120, ''Calypso'', ''90804'', ''35 Broadway'');
    INSERT INTO hotel VALUES (130, ''Evening Star'', ''90029'', ''13 Beechwood Place'');
    INSERT INTO hotel VALUES (140, ''Steamboat Louis Armstrong'', ''70112'', ''788 Main St.'');

END');

---

CREATE SCHEMA travel;

CREATE COLUMN TABLE travel.room (
  hno INTEGER,
  type CHAR(6),
  free INTEGER,
  price NUMERIC(6, 2),
  PRIMARY KEY (hno, type)
);

INSERT INTO travel.room VALUES (10, 'single', 20, 135.00);
INSERT INTO travel.room VALUES (10, 'double', 45, 200.00);
INSERT INTO travel.room VALUES (30, 'single', 12, 45.00);
INSERT INTO travel.room VALUES (30, 'double', 15, 80.00);
INSERT INTO travel.room VALUES (100, 'single', 11, 60.00);
INSERT INTO travel.room VALUES (100, 'double', 24, 100.00);
INSERT INTO travel.room VALUES (110, 'single', 2, 70.00);
INSERT INTO travel.room VALUES (110, 'double', 10, 130.00);
INSERT INTO travel.room VALUES (120, 'single', 34, 80.00);
INSERT INTO travel.room VALUES (120, 'double', 78, 140.00);
INSERT INTO travel.room VALUES (120, 'suite', 55, 350.00);
INSERT INTO travel.room VALUES (130, 'single', 89, 100.00);
INSERT INTO travel.room VALUES (130, 'double', 300, 270.00);
INSERT INTO travel.room VALUES (130, 'suite', 100, 700.00);
INSERT INTO travel.room VALUES (140, 'single', 10, 99.00);
INSERT INTO travel.room VALUES (140, 'double', 9, 149.00);
INSERT INTO travel.room VALUES (140, 'suite', 78, 499.00);

---

CREATE VIEW travel.budgetrooms AS 
    SELECT c."state", c."name" AS city, h."name" AS hotel, r.type, r.free, r.price
      FROM travel.room r
      INNER JOIN travel."v_hotel" h ON h."hno" = r.hno
      INNER JOIN travel."v_city" c ON c."zip" = h."zip"
      WHERE r.price <= 100
    ;

SELECT * FROM travel.budgetrooms;

GRANT SELECT ON SCHEMA travel TO enduser;

---

npm install async-waterfall
npm config set @sap:registry https://npm.sap.com
npm install @sap/hana-client
node query.js

---

pip install hdbcli
python query.py

---

java -jar ngdbc.jar -u <user>,<password> -n <endpoint> -o encrypt=true -c "SELECT * FROM travel.budgetrooms";

javac query.java

Windows:
java -classpath "<path>\ngdbc.jar;." query

Linux/MacOS:
java -classpath "<path>\ngdbc.jar:." query

---

hdbsql -u <user> -p <password> -n <endpoint> -ssltrustcert -e "SELECT * FROM travel.budgetrooms"

---

COLUMN TABLE "travel.db::room" 
    (
        "hno" INTEGER, 
        "type" VARCHAR(10),
        "free" INTEGER, 
        "price" DOUBLE, 
        PRIMARY KEY ("hno", "type") 
    )

---

INSERT INTO "travel.db::room" VALUES (10, 'single', 20, 135.00);
INSERT INTO "travel.db::room" VALUES (10, 'double', 45, 200.00);
INSERT INTO "travel.db::room" VALUES (30, 'single', 12, 45.00);
INSERT INTO "travel.db::room" VALUES (30, 'double', 15, 80.00);
INSERT INTO "travel.db::room" VALUES (100, 'single', 11, 60.00);
INSERT INTO "travel.db::room" VALUES (100, 'double', 24, 100.00);
INSERT INTO "travel.db::room" VALUES (110, 'single', 2, 70.00);
INSERT INTO "travel.db::room" VALUES (110, 'double', 10, 130.00);
INSERT INTO "travel.db::room" VALUES (120, 'single', 34, 80.00);
INSERT INTO "travel.db::room" VALUES (120, 'double', 78, 140.00);
INSERT INTO "travel.db::room" VALUES (120, 'suite', 55, 350.00);
INSERT INTO "travel.db::room" VALUES (130, 'single', 89, 100.00);
INSERT INTO "travel.db::room" VALUES (130, 'double', 300, 270.00);
INSERT INTO "travel.db::room" VALUES (130, 'suite', 100, 700.00);
INSERT INTO "travel.db::room" VALUES (140, 'single', 10, 99.00);
INSERT INTO "travel.db::room" VALUES (140, 'double', 9, 149.00);
INSERT INTO "travel.db::room" VALUES (140, 'suite', 78, 499.00);

---

CREATE USER travel_grantor PASSWORD <password> NO FORCE_FIRST_PASSWORD_CHANGE SET USERGROUP DEFAULT;
CREATE ROLE "travel::external_access_g";
CREATE ROLE "travel::external_access";
GRANT "travel::external_access_g", "travel::external_access" TO travel_grantor WITH ADMIN OPTION;

GRANT SELECT, SELECT METADATA ON SCHEMA travel TO "travel::external_access_g" WITH GRANT OPTION;
GRANT SELECT, SELECT METADATA ON SCHEMA travel TO "travel::external_access";

---

{
  "user": "travel_grantor",
  "password": "<password>",
  "schema": "TRAVEL",
  "tags": ["hana"]
}

---

modules:
 - name: db
   type: hdb
   path: db
   requires:
    - name: travel-hdi
      properties:
        TARGET_CONTAINER: '~{hdi-container-name}'
    - name: travel-schema
 
resources:
 - name: travel-hdi
   properties:
      hdi-container-name: ${service-name}
   type: com.sap.xs.hdi-container
 - name: travel-schema
   type: org.cloudfoundry.existing-service
   parameters:
     service-name: travel-schema

---

travel.hdbgrants:
{
    "travel-schema": {
        "object_owner": {
            "roles": [
                "travel::external_access_g"
            ]
        },
        "application_user": {
            "roles": [
                "travel::external_access"
            ]
        }
    }
}

travel.hdbsynonym:
{
    "travel.db::ROOM": {
        "target": {
            "object": "ROOM",
            "schema": "TRAVEL"
        }
    },
    "travel.db::v_city": {
        "target": {
            "object": "v_city",
            "schema": "TRAVEL"
        }
    },
    "travel.db::v_hotel": {
        "target": {
            "object": "v_hotel",
            "schema": "TRAVEL"
        }
    }
}

analytics.hdbrole:
{
    "role": {
        "name": "travel.db::analytics",
        "schema_privileges": [
            {
                "privileges": [
                    "SELECT"
                ]
            }
        ]
    }
}

---

npm install -g generator-saphanaacademy-haa

---

/sap/bc/ina/service/v2/HeartBeat
/sap/bc/ina/service/v2/GetServerInfo

---

SELECT * FROM CERTIFICATES;
SELECT * FROM JWT_PROVIDERS;
SELECT * FROM PSE_CERTIFICATES;
SELECT * FROM PSES WHERE PURPOSE = 'JWT';

CREATE CERTIFICATE FROM '<certificate>';

CREATE JWT PROVIDER JWTPROVIDER1 WITH ISSUER '<issuer>' CLAIM 'user_name' AS EXTERNAL IDENTITY CASE SENSITIVE IDENTITY;

CREATE PSE PSE1;
ALTER PSE PSE1 ADD CERTIFICATE <certificate_id>;
SET PSE PSE1 PURPOSE JWT FOR PROVIDER JWTPROVIDER1;

---

CREATE USER myuser PASSWORD <password> NO FORCE_FIRST_PASSWORD_CHANGE SET USERGROUP DEFAULT;
GRANT EXECUTE ON SYS.EXECUTE_MDS_DEV TO myuser;
ALTER USER myuser ENABLE JWT;
ALTER USER myuser ADD IDENTITY '<email>' FOR JWT PROVIDER JWTPROVIDER1;
GRANT "<hdi-schema>::external_privileges_role" TO myuser;
--GRANT "<hdi-schema>::access_role" TO myuser;
GRANT "<hdi-schema>"."travel.db::analytics" TO myuser;

---

CREATE COLUMN TABLE travel.customer (
  id INTEGER,
  customer VARCHAR(20),
  cc VARCHAR(20),
  ssn VARCHAR(20),
  PRIMARY KEY (id)
  )
 WITH MASK (cc USING '####-####-####-####')
 ;

INSERT INTO travel.customer VALUES (1, 'Jamie',  '1234-5678-9012-3456', '123-00-4567');
INSERT INTO travel.customer VALUES (2, 'Julie',  '2222-2222-2222-2222', '222-00-2222');
INSERT INTO travel.customer VALUES (3, 'Bob',    '3333-3333-3333-3333', '333-00-3333');
INSERT INTO travel.customer VALUES (4, 'Denys',  '4444-4444-4444-4444', '444-00-4444');
INSERT INTO travel.customer VALUES (5, 'Philip', '5555-5555-5555-5555', '555-00-5555');
INSERT INTO travel.customer VALUES (6, 'Joe',    '6666-6666-6666-6666', '666-00-6666');

SELECT * FROM travel.customer;

ALTER TABLE travel.customer
 ADD MASK (ssn USING '###-##-##' || RIGHT(ssn,2))
 ;

CREATE FUNCTION travel.maskcc (input VARCHAR(20)) RETURNS output VARCHAR(20) LANGUAGE SQLSCRIPT AS
BEGIN
  output = LEFT(:input,2) || '##-####-####-#' || RIGHT(:input,3);
END;

ALTER TABLE travel.customer
 ALTER MASK (cc USING travel.maskcc(cc))
 ;

SELECT *
  FROM EFFECTIVE_MASK_EXPRESSIONS
  WHERE     ROOT_SCHEMA_NAME = 'TRAVEL' 
        AND ROOT_OBJECT_NAME = 'CUSTOMER'
        AND ROOT_COLUMN_NAME IN ('CC','SSN')
        AND        USER_NAME = 'ENDUSER'
 ;

GRANT UNMASKED ON SCHEMA travel TO enduser;

---

COLUMN TABLE "travel.db::customer" (
  "id" INTEGER,
  "customer" VARCHAR(20),
  "cc" VARCHAR(20),
  "ssn" VARCHAR(20),
  "nights" INTEGER,
  PRIMARY KEY ("id")
  )

INSERT INTO "travel.db::customer" VALUES (1, 'Jamie',  '1234-5678-9012-3456', '123-00-4567', 2);
INSERT INTO "travel.db::customer" VALUES (2, 'Julie',  '2222-2222-2222-2222', '222-00-2222', 3);
INSERT INTO "travel.db::customer" VALUES (3, 'Bob',    '3333-3333-3333-3333', '333-00-3333', 8);
INSERT INTO "travel.db::customer" VALUES (4, 'Denys',  '4444-4444-4444-4444', '444-00-4444', 4);
INSERT INTO "travel.db::customer" VALUES (5, 'Philip', '5555-5555-5555-5555', '555-00-5555', 1);
INSERT INTO "travel.db::customer" VALUES (6, 'Joe',    '6666-6666-6666-6666', '666-00-6666', 7);

CONCAT('####-####-####-#',RIGHT("cc",3))
CONCAT('###-##-##',RIGHT("ssn",2))

---

SELECT * FROM CERTIFICATES;
SELECT * FROM JWT_PROVIDERS;
SELECT * FROM PSE_CERTIFICATES;
SELECT * FROM PSES WHERE PURPOSE = 'SAML';

CREATE CERTIFICATE FROM '<certificate>';

CREATE JWT PROVIDER JWTPROVIDER1 WITH ISSUER '<issuer>' CLAIM 'user_name' AS EXTERNAL IDENTITY CASE SENSITIVE IDENTITY;

CREATE SAML PROVIDER SAMLPROVIDER1 WITH SUBJECT '<subject_distinguished_name>' ISSUER '<issuer_distinguished_name>' ENTITY ID '<entity_id>' CASE SENSITIVE IDENTITY;

CREATE PSE PSE1;
ALTER PSE PSE1 ADD CERTIFICATE <certificate_id>;
SET PSE PSE1 PURPOSE SAML FOR PROVIDER SAMLPROVIDER1;

---

CREATE USER myuser;
ALTER USER myuser ENABLE SAML;
ALTER USER myuser ADD IDENTITY '<email>' FOR SAML PROVIDER SAMLPROVIDER1;
GRANT "<hdi-schema>"."travel.db::analytics" TO myuser;