github.com/matrixorigin/matrixone@v1.2.0/test/distributed/cases/ddl/drop_if_exists.result (about) 1 create account acc101 admin_name='root' identified by '123456'; 2 drop table if exists t1; 3 not connect to a database 4 drop index if exists idx1 on t1; 5 not connect to a database 6 drop view if exists v1; 7 not connect to a database 8 create database db1; 9 use db1; 10 create table t1( 11 empno int unsigned auto_increment, 12 ename varchar(15), 13 job varchar(10), 14 mgr int unsigned, 15 hiredate date, 16 sal decimal(7,2), 17 comm decimal(7,2), 18 deptno int unsigned, 19 primary key(empno), 20 unique index idx1(ename) 21 ); 22 show index from t1; 23 Table Non_unique Key_name Seq_in_index Column_name Collation Cardinality Sub_part Packed Null Index_type Comment Index_comment Index_params Visible Expression 24 t1 0 idx1 1 ename A 0 NULL NULL YES YES NULL 25 t1 0 PRIMARY 1 empno A 0 NULL NULL YES NULL 26 create view v1 as select * from t1; 27 show tables; 28 Tables_in_db1 29 t1 30 v1 31 drop index if exists idx1 on t1; 32 not connect to a database 33 drop table if exists t1; 34 not connect to a database 35 drop view if exists v1; 36 not connect to a database 37 use db1; 38 drop index if exists idx1 on t1; 39 show index from t1; 40 Table Non_unique Key_name Seq_in_index Column_name Collation Cardinality Sub_part Packed Null Index_type Comment Index_comment Index_params Visible Expression 41 t1 0 PRIMARY 1 empno A 0 NULL NULL YES NULL 42 drop view if exists v1; 43 drop table if exists t1; 44 show tables; 45 Tables_in_db1 46 drop database db1; 47 drop account acc101;