1
我有这个疑问:SQL组按列没有一个价值
SELECT *, COUNT(item.sel_item_id) AS 'Count'
FROM item
GROUP BY item.sel_item_table, item.sel_item_id, item.gold
这个结果:
SEL_ITEM_TABLE SEL_ITEM_ID
pf_gem 2 ...
pf_gem 4 ...
pf_gem 3 ...
pf_weapons 4 ...
pf_weapons 2 ...
pf_weapons 1 ...
我希望在pf_weapons的项目总是分开没有GROUPBY,像这样的:
SEL_ITEM_TABLE SEL_ITEM_ID
pf_gem 2 ...
pf_gem 4 ...
pf_gem 3 ...
pf_weapons 1 ...
pf_weapons 1 ...
pf_weapons 1 ...
pf_weapons 1 ...
pf_weapons 1 ...
pf_weapons 1 ...
pf_weapons 1 ...
那么,它是返回'SEL_ITEM_ID'还是该列应该是'COUNT'? – Lamak 2014-10-09 14:19:27