Add ALTER statement

1.DDL/8.AlterStatement.sql

@@ -0,0 +1,60 @@
+DROP DATABASE IF EXISTS employees;
+CREATE DATABASE IF NOT EXISTS employees CHARACTER SET UTF8 COLLATE utf8_unicode_ci;
+SHOW DATABASES;
+
+SHOW CREATE DATABASE employees;
+
+USE employees;
+
+/* Show character set for the schema */
+SELECT @@character_set_database, @@collation_database;
+
+ALTER DATABASE employees CHARACTER SET UTF8MB4 COLLATE utf8mb4_general_ci;
+
+SELECT @@character_set_database, @@collation_database;
+
+
+DROP TABLE IF EXISTS employees;
+CREATE TABLE employees (
+    emp_no      INT             NOT NULL,
+    birth_date  DATE            NOT NULL,
+    first_name  VARCHAR(14)     NOT NULL,
+    last_name   VARCHAR(16)     NOT NULL,
+    gender      ENUM ('M','F')  NOT NULL,    
+    hire_date   DATE            NOT NULL,
+    PRIMARY KEY (emp_no)
+);
+
+INSERT INTO `employees` VALUES 
+(110022,'1956-09-12','Margareta','Markovitch','M','1985-01-01'),
+(110039,'1963-06-21','Vishwani','Minakawa','M','1986-04-12'),
+(110085,'1959-10-28','Ebru','Alpin','M','1985-01-01'),
+(110114,'1957-03-28','Isamu','Legleitner','F','1985-01-14'),
+(110183,'1953-06-24','Shirish','Ossenbruggen','F','1985-01-01'),
+(110228,'1958-12-02','Karsten','Sigstam','F','1985-08-04'),
+(110303,'1956-06-08','Krassimir','Wegerle','F','1985-01-01'),
+(110344,'1961-09-07','Rosine','Cools','F','1985-11-22'),
+(110386,'1953-10-04','Shem','Kieras','M','1988-10-14'),
+(110420,'1963-07-27','Oscar','Ghazalie','M','1992-02-05'),
+(110511,'1957-07-08','DeForest','Hagimont','M','1985-01-01'),
+(110567,'1964-04-25','Leon','DasSarma','F','1986-10-21'),
+(110725,'1961-03-14','Peternela','Onuegbe','F','1985-01-01'),
+(110765,'1954-05-22','Rutger','Hofmeyr','F','1989-01-07'),
+(110800,'1963-02-07','Sanjoy','Quadeer','F','1986-08-12'),
+(110854,'1960-08-19','Dung','Pesch','M','1989-06-09'),
+(111035,'1962-02-24','Przemyslawa','Kaelbling','M','1985-01-01'),
+(111133,'1955-03-16','Hauke','Zhang','M','1986-12-30'),
+(111400,'1959-11-09','Arie','Staelin','M','1985-01-01'),
+(111534,'1952-06-27','Hilary','Kambil','F','1988-01-31'),
+(111692,'1954-10-05','Tonny','Butterworth','F','1985-01-01'),
+(111784,'1956-06-14','Marjo','Giarratana','F','1988-02-12'),
+(111877,'1962-10-18','Xiaobin','Spinelli','F','1991-08-17'),
+(111939,'1960-03-25','Yuchang','Weedman','M','1989-07-10');
+
+
+SELECT * FROM employees;
+
+ALTER TABLE employees RENAME COLUMN emp_no TO id;
+
+SELECT * FROM employees;
+

README.md

@@ -128,3 +128,14 @@ _______
 
 [FOREIGN KEY Constraints](https://dev.mysql.com/doc/refman/8.0/en/create-table-foreign-keys.html)
 _______
+
+### ALTER STATEMENT
+
+### [Pull Request](https://github.com/nickovchinnikov/sql-box/pull/9)
+
+#### Links:
+
+[ALTER TABLE Statement](https://dev.mysql.com/doc/refman/8.0/en/alter-table.html)
+
+[ALTER DATABASE Statement](https://dev.mysql.com/doc/refman/8.0/en/alter-database.html)
+_______