github.com/matrixorigin/matrixone@v1.2.0/test/distributed/cases/ddl/desc_table_with_foreign_key.sql (about) 1 drop database if exists db1; 2 create database db1; 3 use db1; 4 drop table if exists tb_empt6; 5 drop table if exists tb_dept1; 6 CREATE TABLE tb_dept1(id INT(11) PRIMARY KEY, name VARCHAR(22) NOT NULL,location VARCHAR(50) ); 7 CREATE TABLE tb_emp6 (id INT(11) PRIMARY KEY,name VARCHAR(25),deptId INT(11),salary FLOAT,CONSTRAINT fk_emp_dept1 FOREIGN KEY(deptId) REFERENCES tb_dept1(id) ); 8 desc tb_emp6; 9 show create table tb_emp6; 10 11 drop database if exists db2; 12 create database db2; 13 use db2; 14 drop table if exists t1; 15 drop table if exists t2; 16 create table t1(a int primary key, b varchar(5)); 17 create table t2(a int ,b varchar(5), c int, constraint `c1` foreign key(c) references t1(a)); 18 desc t2; 19 show create table t2;