Added SQL files from example schema...

Added SQL files from example schema https://github.com/datacharmer/test_db/blob/master/employees_partitioned.sql

source/fk/performance.dept_emp.sql

+use performance;
+
+ALTER TABLE dept_emp 
+ADD FOREIGN KEY (emp_no) REFERENCES employees (emp_no) ON DELETE CASCADE;
+
+ALTER TABLE dept_emp 
+ADD FOREIGN KEY (dept_no) REFERENCES departments (dept_no) ON DELETE CASCADE;

source/fk/performance.dept_manager.sql

+use performance;
+
+ALTER TABLE dept_manager 
+ADD FOREIGN KEY (emp_no) REFERENCES employees (emp_no) ON DELETE CASCADE;
+
+ALTER TABLE dept_manager 
+ADD FOREIGN KEY (dept_no) REFERENCES departments (dept_no) ON DELETE CASCADE;

source/setup.sql

+create database performance;
\ No newline at end of file

source/tables/performance.departments.sql

+use performance;
+
+CREATE TABLE departments (
+ dept_no CHAR(4) NOT NULL,
+ dept_name VARCHAR(40) NOT NULL,
+ PRIMARY KEY (dept_no),
+ UNIQUE KEY (dept_name)
+);
\ No newline at end of file

source/tables/performance.dept_emp.sql

+use performance;
+
+CREATE TABLE dept_emp (
+ emp_no INT NOT NULL,
+ dept_no CHAR(4) NOT NULL,
+ from_date DATE NOT NULL,
+ to_date DATE NOT NULL,
+ PRIMARY KEY (emp_no,dept_no)
+);
\ No newline at end of file

source/tables/performance.dept_manager.sql

+use performance;
+
+CREATE TABLE dept_manager (
+ emp_no INT NOT NULL,
+ dept_no CHAR(4) NOT NULL,
+ from_date DATE NOT NULL,
+ to_date DATE NOT NULL,
+ PRIMARY KEY (emp_no,dept_no)
+); 
\ No newline at end of file

source/tables/performance.employees.sql

+use performance;
+
+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)
+);
\ No newline at end of file

source/tables/performance.titles.sql

+use performance;
+
+CREATE TABLE titles (
+ emp_no INT NOT NULL,
+ title VARCHAR(50) NOT NULL,
+ from_date DATE NOT NULL,
+ to_date DATE,
+ PRIMARY KEY (emp_no,title, from_date)
+); 
\ No newline at end of file