--資料庫結構匯出語句
use hexmain--資料庫名稱
select
表名=case when c.column_id=1 then o.name else n'' end,
tabledesc=isnull(case when c.column_id=1 then ptb.[value] end,n''),
column_id=c.column_id,
columnname=c.name,
primarykey=isnull(idx.primarykey,n''),
[identity]=case when c.is_identity=1 then n'√'else n'' end,
computed=case when c.is_computed=1 then n'√'else n'' end,
type=t.name,
length=c.max_length,
precision=c.precision,
scale=c.scale,
nullable=case when c.is_nullable=1 then n'√'else n'' end,
[default]=isnull(d.definition,n''),
columndesc=isnull(pfd.[value],n''),
indexname=isnull(idx.indexname,n''),
indexsort=isnull(idx.sort,n''),
create_date=o.create_date,
modify_date=o.modify_date
from sys.columns c
inner join sys.objects o
on c.[object_id]=o.[object_id]
and o.type='u'
and o.is_ms_shipped=0
inner join sys.types t
on c.user_type_id=t.user_type_id
left join sys.default_constraints d
on c.[object_id]=d.parent_object_id
and c.column_id=d.parent_column_id
and c.default_object_id=d.[object_id]
left join sys.extended_properties pfd
on pfd.class=1
and c.[object_id]=pfd.major_id
and c.column_id=pfd.minor_id
--and pfd.name='caption' -- 字段說明對應的描述名稱(乙個字段可以新增多個不同name的描述)
left join sys.extended_properties ptb
on ptb.class=1
and ptb.minor_id=0
and c.[object_id]=ptb.major_id
--and pfd.name='caption' -- 表說明對應的描述名稱(乙個表可以新增多個不同name的描述)
left join -- 索引及主鍵資訊
(select
idxc.[object_id],
idxc.column_id,
sort=case indexkey_property(idxc.[object_id],idxc.index_id,idxc.index_column_id,'isdescending')
when 1 then 'desc' when 0 then 'asc' else '' end,
primarykey=case when idx.is_primary_key=1 then n'√'else n'' end,
indexname=idx.name
from sys.indexes idx
inner join sys.index_columns idxc
on idx.[object_id]=idxc.[object_id]
and idx.index_id=idxc.index_id
left join sys.key_constraints kc
on idx.[object_id]=kc.[parent_object_id]
and idx.index_id=kc.unique_index_id
inner join -- 對於乙個列包含多個索引的情況,只顯示第1個索引資訊
(select [object_id], column_id, index_id=min(index_id)
from sys.index_columns
group by [object_id], column_id
) idxcuq
on idxc.[object_id]=idxcuq.[object_id]
and idxc.column_id=idxcuq.column_id
and idxc.index_id=idxcuq.index_id
) idx
on c.[object_id]=idx.[object_id]
and c.column_id=idx.column_id
-- where o.name=n'要查詢的表' -- 如果只查詢指定表,加上此條件
order by o.name,c.column_id
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