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显示SQL中一列的结果_Sql_Oracle11g - Fatal编程技术网
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显示SQL中一列的结果

sql oracle11g

显示SQL中一列的结果,sql,oracle11g,Sql,Oracle11g,我有一个表存储不同项目名称和相关数量的行Id和列Id…描述如下 RowId ColID Value 3 2 Laptop 4 2 Mouse 4 4 80 3 4 50 我需要输出： Value Qty Laptop 50 Mouse 80 SELECT a.value AS Value, b.value AS Qty FROM (SELECT RowId, VALUE F

我有一个表存储不同项目名称和相关数量的行Id和列Id…描述如下

RowId   ColID   Value
3         2     Laptop
4         2     Mouse
4         4      80
3         4      50
我需要输出：

Value   Qty
Laptop  50
Mouse   80

SELECT a.value AS Value, b.value AS Qty
FROM 
(SELECT RowId, VALUE FROM test WHERE COLID = 2 ORDER BY ROWID) a,
(SELECT RowId, VALUE FROM test WHERE COLID = 4 ORDER BY ROWID) b
WHERE a.rowid = b.rowid