MySQL (8.0.26) 調べた限りない模様 Oracle (19c) drop table tab1 purge;create table tab1(col1 int primary key,col2 int); insert into tab1 values(1,1);insert into tab1 values(1,1); select * from tab1; --drop table tab2 purge;create table tab2…

MySQL (8.0.26) drop table tab1;create table tab1(col1 int, col2 int); insert into tab1 values(1,2900);insert into tab1 values(2,2500);insert into tab1 values(3,2600);insert into tab1 values(4,3100);insert into tab1 values(5,2800); select *…