 -- create
CREATE TABLE EMPLOYEE (
  empId INTEGER PRIMARY KEY,
  First_name TEXT NOT NULL,
  Last_name TEXT NOT NULL,
  EMAIL TEXT,
  Phone_number INT NOT NULL,
  Hire_date date,
  Job_ID TEXT NOT NULL,
  SALARY INT NOT NULL,
  COMMISSION_PCT INT,
  MANAGER_ID INT,
  departament_id INT NOT NULL
);

-- insert
INSERT INTO EMPLOYEE VALUES (0001, 'Абильтаев', 'Арман', '[email protected]','+11111','02.09.2005','IT_PROG','10000','1000','200021','100021');
INSERT INTO EMPLOYEE VALUES (0002, 'Амангельды', 'Арлан', '[email protected]','+22222','03.05.2006','IT_PROG','20000','2000','200021','100021');
INSERT INTO EMPLOYEE VALUES (0004, 'Сауырбаев', 'Аслан', '[email protected]','+33333','31.12.2005','IT_PROG','250000','3000','200021','100021');
INSERT INTO EMPLOYEE VALUES (0005, 'Салимов', 'Ералы', '[email protected]','+44444','02.08.2005','IT_PROG','5700','4000','200021','100021');
INSERT INTO EMPLOYEE VALUES (0006, 'Темирханов', 'Айбек', '[email protected]','+55555','25.04.2006','IT_PROG','150000','5000','200021','100021');
INSERT INTO EMPLOYEE VALUES (0007, 'Осипов', 'Еркебулан', '[email protected]','+66666','01.09.2004','IT_PROG','350000','6000','200021','100021');
INSERT INTO EMPLOYEE VALUES (0008, 'Тлеубек', 'Ринат', '[email protected]','+77777','12.10.2006','IT_PROG','25000','7000','200021','100021');
INSERT INTO EMPLOYEE VALUES (0009, 'Сабит', 'Бекзат', '[email protected]','+88888','26.05.2006','IT_PROG','55000','8000','200021','100021');
INSERT INTO EMPLOYEE VALUES (00010, 'Сегизбаев', 'Ниязхан', '[email protected]','+99999','23.09.2006','IT_PROG','25000','9000','200021','100021');
INSERT INTO EMPLOYEE VALUES (00011, 'Омаров', 'Амир', '[email protected]','+1010101010','30.10.2006','IT_PROG','50000','10000','1010101010','200021');
INSERT INTO EMPLOYEE VALUES (00013, 'Нурбай', 'Нурболат', '[email protected]','+1212121212','28.08.2004','IT_PROG','36000','1212121212','200021','100021');
INSERT INTO EMPLOYEE VALUES (00014, 'Жумадилов', 'Аслан', '[email protected]','+1414141414','30.12.2005','IT_PROG','36000','1414141414','2220121','111021');
INSERT INTO EMPLOYEE VALUES (00015, 'Бахытбек', 'Дияр', '[email protected]','+1515151515','29.12.2005','IT_PROG','1200','744721231','2220121','111021');
INSERT INTO EMPLOYEE VALUES (00016, 'Бахыт', 'Бауыржан', 'баур@gmail.com','+1515151515','29.12.2005','IT_PROG','250000','3000','2220121','111021');
INSERT INTO EMPLOYEE VALUES (00017, 'Болатулы', 'Нурали', '[email protected]','+1717171717','27.12.2005','IT_PROG','250000','3000','2220121','111021');
INSERT INTO EMPLOYEE VALUES (00018, 'Зейнолла', 'Аскербек', 'аскербек[email protected]','+1818181818','26.12.2005','IT_PROG','250000','3000','2220121','111021');
INSERT INTO EMPLOYEE VALUES (00019, 'Конырзша', 'Ерасыл', 'ерасыл@gmail.com','+1919191919','25.12.2005','IT_PROG','250000','3000','2220121','111021');
INSERT INTO EMPLOYEE VALUES (00020, 'Мухтар', 'Нурислам', '[email protected]','+2020202020','24.12.2005','IT_PROG','250000','3000','2220121','111021');
INSERT INTO EMPLOYEE VALUES (00021, 'Майлебаев', 'Ильяс', 'ильяс@gmail.com','+2121212121','27.12.2005','IT_PROG','250000','3000','2220121','111021');
INSERT INTO EMPLOYEE VALUES (00022, 'Нугуманов', 'Азат', 'азат@gmail.com','+222222222','27.12.2005','IT_PROG','250000','3000','222012','111021');
INSERT INTO EMPLOYEE VALUES (00023, 'Аскаров', 'Акторе', 'акторе@gmail.com','+232323323','27.12.2005','IT_PROG','250000','3000','222012','111021');
INSERT INTO EMPLOYEE VALUES (00024, 'Кенжебаев', 'Дамир', 'дамир@gmail.com','+242424424','27.12.2005','IT_PROG','250000','3000','222012','111021');
-- fetch 

SELECT *FROM EMPLOYEE WHERE Last_name = 'Аслан';
SELECT *FROM EMPLOYEE WHERE Job_ID = 'Job_ID';
SELECT *FROM EMPLOYEE WHERE departament_id = '100021' and '111021';
SELECT *FROM EMPLOYEE WHERE Last_name = 'Аслан';
SELECT *FROM EMPLOYEE WHERE Last_name LIKE '%2%';
SELECT *FROM EMPLOYEE WHERE Last_name LIKE '%4%';
SELECT *FROM EMPLOYEE WHERE SALARY BETWEEN '8000' AND '250000';
SELECT DISTINCT MANAGER_ID FROM EMPLOYEE WHERE MANAGER_ID IS NOT NULL;
SELECT *FROM EMPLOYEE WHERE MOD (SALARY, '10000') = '0';

created 2 years ago

MySQL online editor

Write, Run & Share MySQL queries online using OneCompiler's MySQL online editor and compiler for free. It's one of the robust, feature-rich online editor and compiler for MySQL. Getting started with the OneCompiler's MySQL editor is really simple and pretty fast. The editor shows sample boilerplate code when you choose language as 'MySQL' and start writing queries to learn and test online without worrying about tedious process of installation.

About MySQL

MySQL is a open-source, free and very popular relational database management system which is developed, distributed and supported by Oracle corporation.

Key Features:

Open-source relational database management systems.
Reliable, very fast and easy to use database server.
Works on client-server model.
Highly Secure and Scalable
High Performance
High productivity as it uses stored procedures, triggers, views to write a highly productive code.
Supports large databases efficiently.
Supports many operating systems like Linux*,CentOS*, Solaris*,Ubuntu*,Windows*, MacOS*,FreeBSD* and others.

Syntax help

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. TRUNCATE

TRUNCATE table table_name;

4. DROP

DROP TABLE table_name;

5. RENAME

RENAME TABLE table_name1 to new_table_name1;

6. COMMENT

Single-Line Comments:

 --Line1;

Multi-Line comments:

   /* Line1,
   Line2 */

DML Commands

1. 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');

2. SELECT

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

Example

SELECT * FROM EMPLOYEE where dept ='sales';

3. UPDATE

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

Example

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

4. DELETE

DELETE FROM table_name where condition;

Example

DELETE from EMPLOYEE where empId='0001';

Indexes

1. CREATE INDEX

  CREATE INDEX index_name on table_name(column_name);

To Create Unique index:

  CREATE UNIQUE INDEX index_name on table_name(column_name);

2. DROP INDEX

DROP INDEX index_name ON table_name;

Views

1. Create a View

Creating a View:
CREATE VIEW View_name AS 
Query;

2. How to call view

SELECT * FROM View_name;

3. Altering a View

ALTER View View_name AS 
Query;

4. Deleting a View

DROP VIEW View_name;

Triggers

1. Create a Trigger

CREATE TRIGGER trigger_name trigger_time trigger_event
    ON tbl_name FOR EACH ROW [trigger_order] trigger_body
/* where
trigger_time: { BEFORE | AFTER }
trigger_event: { INSERT | UPDATE | DELETE }
trigger_order: { FOLLOWS | PRECEDES } */

2. Drop a Trigger

DROP TRIGGER [IF EXISTS] trigger_name;

Stored Procedures

1. Create a Stored Procedure

CREATE PROCEDURE sp_name(p1 datatype)
BEGIN
/*Stored procedure code*/
END;

2. How to call Stored procedure

CALL sp_name;

3. How to delete stored procedure

DROP PROCEDURE sp_name;

Joins

1. INNER JOIN

SELECT * FROM TABLE1 INNER JOIN TABLE2 where condition;

2. LEFT JOIN

SELECT * FROM TABLE1 LEFT JOIN TABLE2 ON condition;

3. RIGHT JOIN

SELECT * FROM TABLE1 RIGHT JOIN TABLE2 ON condition;

4. CROSS JOIN

SELECT select_list from TABLE1 CROSS JOIN TABLE2;