create_database.sql

USE PetLog

CREATE TABLE users
(
id CHAR(16) NOT NULL, 
user_nickname VARCHAR(20) NOT NULL,
password_hash CHAR(128) NOT NULL,
phonenumber CHAR(11) NULL,
email CHAR(32) NULL,
gender CHAR(1) NULL,
head_portrait_path VARCHAR(128) NULL,
motto VARCHAR(256) NULL,
address VARCHAR(128) NULL,
joined_time datetime NOT NULL,
grade TINYINT NOT NULL,

PRIMARY KEY (id)
);

CREATE TABLE tags
(
id CHAR(16) NOT NULL,
tag_name VARCHAR(32) NOT NULL,

PRIMARY KEY(id)
)ENGINE=InnoDB;

CREATE TABLE cards
(
id CHAR(16) NOT NULL,
user_id CHAR(16) NOT NULL,
pet_id CHAR(16) NOT NULL,
card_content text NULL,
card_image_path VARCHAR(128) NULL,
card_time datetime NOT NULL,

PRIMARY KEY (id),
CONSTRAINT u_id FOREIGN KEY (user_id) REFERENCES users(id)
)ENGINE=InnoDB;

CREATE TABLE card_with_tag
(
card_id CHAR(16) NOT NULL,
id CHAR(16) NOT NULL,
tag CHAR(16) NOT NULL,

PRIMARY KEY (id),
CONSTRAINT c_id FOREIGN KEY (id) REFERENCES cards(id)
)ENGINE=InnoDB;

CREATE TABLE comments
(
id CHAR(16) NOT NULL,
card_id CHAR(16) NOT NULL,
to_user_id CHAR(16) NULL,
comment_content text NOT NULL,

PRIMARY KEY (id),
CONSTRAINT t_u_id FOREIGN KEY (to_user_id) REFERENCES users(id)
)ENGINE=InnoDB;

CREATE TABLE praise
(
card_id CHAR(16) NOT NULL,
user_id CHAR(16) NOT NULL,
CONSTRAINT cp_id FOREIGN KEY (card_id) REFERENCES cards(id)
)ENGINE=InnoDB;

CREATE TABLE share_card
(
card_id CHAR(16) NOT NULL,
CONSTRAINT cs_id FOREIGN KEY (card_id) REFERENCES cards(id)
)ENGINE=InnoDB;

CREATE TABLE pets
(
pet_id CHAR(16) NOT NULL,
category VARCHAR(32) NOT NULL,
detailed_category VARCHAR(64) NULL,
pet_name VARCHAR(20) NOT NULL,
user_id CHAR(16) NOT NULL,
time datetime NOT NULL,
gender CHAR(1) NOT NULL,

PRIMARY KEY (pet_id),
CONSTRAINT upet_id FOREIGN KEY (user_id) REFERENCES users(id)
)ENGINE=InnoDB;

CREATE TABLE follow
(
user_id CHAR(16) NOT NULL,
id CHAR(16) NOT NULL,
be_concerned_id CHAR(16) NOT NULL,

PRIMARY KEY(id),
CONSTRAINT uf_id FOREIGN KEY(user_id) REFERENCES users(id)
)ENGINE=InnoDB;