1、兩個表的內容合併成一個(縱向)
union/union all
2、兩個表的內容合併成一個(橫向)
sql :
select * from A into table
select * from B into table
create view v_table as
select * from table
1、兩個表的內容合併成一個(縱向)
union/union all
2、兩個表的內容合併成一個(橫向)
sql :
select * from A into table
select * from B into table
create view v_table as
select * from table