centos7+mairadb练习2

########################################
# MariaDB Crash Course
# URL
# Example table creation scripts
########################################

########################
# Create customers table
########################
CREATE TABLE customers
(
cust_id      int       NOT NULL AUTO_INCREMENT,
cust_name    char(50)  NOT NULL ,
cust_address char(50)  NULL ,
cust_city    char(50)  NULL ,
cust_state   char(5)   NULL ,
cust_zip     char(10)  NULL ,
cust_country char(50)  NULL ,
cust_contact char(50)  NULL ,
cust_email   char(255) NULL ,
PRIMARY KEY (cust_id)
) ENGINE=Maria;

#########################
# Create orderitems table
#########################
CREATE TABLE orderitems
(
order_num  int          NOT NULL ,
order_item int          NOT NULL ,
prod_id    char(10)     NOT NULL ,
quantity   int          NOT NULL ,
item_price decimal(8,2) NOT NULL ,
PRIMARY KEY (order_num, order_item)
) ENGINE=Maria;
#####################
# Create orders table
#####################
CREATE TABLE orders
(
order_num  int      NOT NULL AUTO_INCREMENT,
order_date datetime NOT NULL ,
cust_id    int      NOT NULL ,
PRIMARY KEY (order_num)
) ENGINE=Maria;

#######################
# Create products table
#######################
CREATE TABLE products
(
prod_id    char(10)      NOT NULL,
vend_id    int           NOT NULL ,
prod_name  char(255)     NOT NULL ,
prod_price decimal(8,2)  NOT NULL ,
prod_desc  text          NULL ,
PRIMARY KEY(prod_id)
) ENGINE=Maria;

######################
# Create vendors table
######################
CREATE TABLE vendors
(
vend_id      int      NOT NULL AUTO_INCREMENT,
vend_name    char(50) NOT NULL ,
vend_address char(50) NULL ,
vend_city    char(50) NULL ,
vend_state   char(5)  NULL ,
vend_zip     char(10) NULL ,
vend_country char(50) NULL ,
PRIMARY KEY (vend_id)
) ENGINE=Maria;
###########################
# Create productnotes table
###########################
CREATE TABLE productnotes
(
note_id    int           NOT NULL AUTO_INCREMENT,
prod_id    char(10)      NOT NULL,
note_date datetime       NOT NULL,
note_text  text          NULL ,
PRIMARY KEY(note_id),
FULLTEXT(note_text)
) ENGINE=Maria;

#####################
# Define foreign keys
#####################

ALTER TABLE orderitems ADD CONSTRAINT fk_orderitems_orders FOREIGN KEY (order_num) REFERENCES orders (order_num);

ALTER TABLE orderitems ADD CONSTRAINT fk_orderitems_products FOREIGN KEY (prod_id) REFERENCES products (prod_id);

ALTER TABLE orders ADD CONSTRAINT fk_orders_customers FOREIGN KEY (cust_id) REFERENCES customers (cust_id);

ALTER TABLE products ADD CONSTRAINT fk_products_vendors FOREIGN KEY (vend_id) REFERENCES vendors (vend_id);