Code --行列互换Use tempdbGo Create table test ( [name] char(10), km char(10) , cj int ) Go --初始化数据 insert into test values('张三','语文',80) insert into test values('张三','数学',86) insert into test values('张三','英语',75) insert into test values('李四','语文',78) insert into test values('李四','数学',85) insert into test values('李四','英语',78) Goselect name,sum(case km when '语文' then cj end) as 语文, sum(case km when '数学' then cj end) as 数学, sum(case km when '英语' then cj end) as 英语 from test group by name