text: 
  
  -------------------------------------------------------------------------------
  --  model item
  -------------------------------------------------------------------------------
  CREATE TABLE MODEL_ITEM(
          ID BIGINT AUTO_INCREMENT,
  	CODE VARCHAR(50),
  	VALUE VARCHAR(200),
  	TYPE VARCHAR(50),
  	SCHEMA_ID BIGINT,
  	BASE_ID BIGINT,
  	ROW_ID BIGINT,
  	TENANT_ID VARCHAR(64),
  	CONSTRAINT PK_MODEL_ITEM PRIMARY KEY(ID),
          CONSTRAINT FK_MODEL_ITEM_SCHEMA FOREIGN KEY(SCHEMA_ID) REFERENCES MODEL_SCHEMA(ID),
          CONSTRAINT FK_MODEL_ITEM_BASE FOREIGN KEY(BASE_ID) REFERENCES MODEL_BASE(ID),
          CONSTRAINT FK_MODEL_ITEM_ROW FOREIGN KEY(ROW_ID) REFERENCES MODEL_ROW(ID)
  ) ENGINE=INNODB CHARSET=UTF8;
  
  