问带有mysql数据提交的表单设计器应用程序

EN

CREATE TABLE forms (
  form_id BIGINT UNSIGNED NOT NULL AUTO_INCREMENT, -- the UID of this form
  owner   INT,                                     -- the user who "owns" the form
  PRIMARY KEY (form_id)
);

CREATE TABLE fields (
  form_id  BIGINT UNSIGNED NOT NULL,
  field    VARCHAR(10),                            -- the field name
  PRIMARY KEY (form_id, field),
  FOREIGN KEY (form_id) REFERENCES forms (form_id)
);

CREATE TABLE submissions (
  submission_id BIGINT UNSIGNED NOT NULL AUTO_INCREMENT,
  form_id       BIGINT UNSIGNED NOT NULL,
  field         VARCHAR(10),
  value         BLOB,                              -- stores PHP's serialize($var)
  PRIMARY KEY (submission_id),
  FOREIGN KEY (form_id) REFERENCES forms (form_id),
  FOREIGN KEY (form_id, field) REFERENCES fields (form_id, field)
);