-- 1. Creating tables
CREATE TABLE Client_Master (
    Clientno VARCHAR2(6),
    Name VARCHAR2(20),
    Address VARCHAR2(30),
    City VARCHAR2(10),
    Pincode NUMBER(8),
    State VARCHAR2(15),
    Baldue NUMBER(10,2)
);

CREATE TABLE Product_Master (
    Productno VARCHAR2(6),
    Description VARCHAR2(15),
    Um VARCHAR2(10),
    QOH NUMBER(10),
    Reorderlvl NUMBER(5),
    Sellprice NUMBER(8,2),
    Costprice NUMBER(8,2)
);

-- 2. Inserting data
-- Data for Client_Master table
INSERT INTO Client_Master VALUES ('C00001', 'Asha', 'A/14, worli', 'Mumbai', 400054, 'Maharashtra', 15000);
INSERT INTO Client_Master VALUES ('C00002', 'Lakshmi', '65, Nariman', 'Bangalore', 560001, 'Karnataka', 0);
INSERT INTO Client_Master VALUES ('C00003', 'Puja', 'P-76, Bandra', 'Mumbai', 400002, 'Maharashtra', 10000);
INSERT INTO Client_Master VALUES ('C00004', 'Shankar', 'A/6, Juhu', 'Mangalore', 400044, 'Karnataka', 5000);
INSERT INTO Client_Master VALUES ('C00005', 'Deepak', '68, TNagar', 'Chennai', 6320018, 'Tamilnadu', 0);

-- Data for Product_Master table
INSERT INTO Product_Master VALUES ('P00001', 'T-Shirts', 'Piece', 200, 40, 350, 250);
INSERT INTO Product_Master VALUES ('P0345', 'Shirts', 'Piece', 150, 50, 500, 350);
INSERT INTO Product_Master VALUES ('P06744', 'Cotton Jeans', 'Piece', 50, 20, 600, 450);
INSERT INTO Product_Master VALUES ('P0990', 'Chuddy', 'Piece', 100, 40, 400, 250);
INSERT INTO Product_Master VALUES ('P08823', 'Sarries', 'Piece', 60, 50, 500, 300);
select * from Client_Master;
select * from Product_Master;

-- 3. Retrieving records from a table
-- a. Find out the names of all the clients
SELECT Name FROM Client_Master;

-- b. Retrieve the entire contents of the Client_Master table
SELECT * FROM Client_Master;

-- c. Retrieve the list of names, city, and state of all the clients
SELECT Name, City, State FROM Client_Master;

-- d. List the various products available from the Product_Master table
SELECT * FROM Product_Master;

-- e. List all the clients who are located in Mumbai
SELECT * FROM Client_Master WHERE City = 'Mumbai';

-- 4. Updating records in a table
-- a. Change the City of Clientno ‘C00001’ to ‘Chennai’
UPDATE Client_Master SET City = 'Chennai' WHERE Clientno = 'C00001';

-- b. Change the Baldue of Clientno ‘C00005’ to Rs.1000
UPDATE Client_Master SET Baldue = 1000 WHERE Clientno = 'C00005';

-- c. Change the cost price of ‘Shirts’ to Rs. 400
UPDATE Product_Master SET Costprice = 400 WHERE Description = 'Shirts';

-- d. Change the QOH of the ‘T-Shirts’ to 150
UPDATE Product_Master SET QOH = 150 WHERE Description = 'T-Shirts';

-- 5. Deleting records in a table
-- a. Delete all products from Product_Master where the quantity on hand is equal to 100
DELETE FROM Product_Master WHERE QOH = 100;

-- b. Delete from Client_Master where the column state holds the value “Tamilnadu”
DELETE FROM Client_Master WHERE State = 'Tamilnadu';

-- c. Delete all clients from Client_Master where the Baldue is equal to 0
DELETE FROM Client_Master WHERE Baldue = 0;

-- 6. Altering the table structure
-- a. Add a column called Profitpercent of datatype NUMBER(10,2) to the Product_Master
ALTER TABLE Product_Master ADD Profitpercent NUMBER(10,2);

-- b. Change the size of the Sellprice column in Product_Master to 10,2
ALTER TABLE Product_Master MODIFY Sellprice NUMBER(10,2);

-- c. Change the name of the column UM to UnitMeasure in Product_Master
ALTER TABLE Product_Master RENAME COLUMN Um TO UnitMeasure;

-- d. Drop the column UnitMeasure
ALTER TABLE Product_Master DROP COLUMN UnitMeasure;

-- e. Drop the table Client_Master along with its data
DROP TABLE Client_Master;
by

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About SQLite

SQLite is an in-process C library that implements small, fast, serverless, zero-configuration, transactional SQL database engine.

Key Features:

  • Very small and light weight
  • Serverless
  • Free to use
  • Self contained as no other dependencies required.
  • zero config

Syntax help

Useful Commands

1. CREATE

CREATE TABLE table_name (
                column1 datatype,
                column2 datatype,
                ....);

Example

CREATE TABLE EMPLOYEE (
  empId INTEGER PRIMARY KEY,
  name TEXT NOT NULL,
  dept TEXT NOT NULL
);

2. ALTER

ALTER TABLE Table_name ADD column_name datatype;

Example

INSERT INTO EMPLOYEE VALUES (0001, 'Dave', 'Sales');

3. DROP

DROP TABLE table_name;

4. INSERT

INSERT INTO table_name (column1, column2, column3, ...) VALUES (value1, value2, value3, ...);

Note: Column names are optional.

Example

INSERT INTO EMPLOYEE VALUES (0001, 'Ava', 'Sales');

5. SELECT

SELECT column1, column2, ...
FROM table_name
[where condition];

Example

SELECT * FROM EMPLOYEE where dept ='sales';

6. UPDATE

UPDATE table_name
SET column1 = value1, column2 = value2, ...
WHERE condition;

Example

UPDATE EMPLOYEE SET dept = 'Sales' WHERE empId='0001';

7. DELETE

DELETE FROM table_name where condition;

Example

DELETE from EMPLOYEE where empId='0001';

8. CREATE INDEX

  CREATE [UNIQUE] INDEX index_name on table_name(column_name);

9. DROP INDEX

DROP INDEX index_name ON table_name;

10. Create a View

CREATE VIEW View_name AS 
Query;

11. How to call view

SELECT * FROM View_name;

12. Altering a View

ALTER View View_name AS 
Query;

13. Deleting a View

DROP VIEW View_name;

14. INNER JOIN

SELECT * FROM TABLE1 INNER JOIN TABLE2 where condition;

15. LEFT JOIN

SELECT * FROM TABLE1 LEFT JOIN TABLE2 ON condition;

16. RIGHT JOIN

SELECT * FROM TABLE1 RIGHT JOIN TABLE2 ON condition;

17. CROSS JOIN

SELECT select_list from TABLE1 CROSS JOIN TABLE2;