declare @table_name varchar(100)-- 表名
set @table_name='bqcform101'
--============表结构
select 类别,表名or字段名,描述,字段类型,是否自增,允许为NULL,默认值 from
(
SELECT '表名' 类别,-1 column_id,tbs.name 表名or字段名,ds.value 描述,'' 字段类型,'' 是否自增,'' 允许为NULL,'' 默认值,1 rn
FROM sys.extended_properties ds
LEFT JOIN sysobjects tbs ON ds.major_id=tbs.id
WHERE ds.minor_id=0 and tbs.name=@table_name
union
SELECT
@table_name 类别
,c.column_id
,C.name 表名or字段名
,s.value 描述
,字段类型 = T.name + CASE T.user_type_id WHEN 41 THEN '('+CAST(C.scale AS VARCHAR) +')' -- time
WHEN 42 THEN '('+CAST(C.scale AS VARCHAR) +')' -- datetime2
WHEN 43 THEN '('+CAST(C.scale AS VARCHAR) +')' -- datetimeoffset
WHEN 106 THEN '('+CAST(C.precision AS VARCHAR)+','+ CAST(C.scale AS VARCHAR) +')' -- decimal
WHEN 108 THEN '('+CAST(C.precision AS VARCHAR)+','+ CAST(C.scale AS VARCHAR) +')' -- numeric
WHEN 165 THEN '('+ISNULL(CAST(NULLIF(C.max_length,-1) AS VARCHAR),'MAX') +')' -- varbinary
WHEN 167 THEN '('+ISNULL(CAST(NULLIF(C.max_length,-1) AS VARCHAR),'MAX') +')' -- varchar
WHEN 173 THEN '('+ISNULL(CAST(NULLIF(C.max_length,-1) AS VARCHAR),'MAX') +')' -- binary
WHEN 175 THEN '('+ISNULL(CAST(NULLIF(C.max_length,-1) AS VARCHAR),'MAX') +')' -- char
WHEN 231 THEN '('+ISNULL(CAST(NULLIF(C.max_length,-1)/2 AS VARCHAR),'MAX') +')' -- nvarchar(该字段校检根据实际情况)
WHEN 239 THEN '('+ISNULL(CAST(NULLIF(C.max_length,-1) AS VARCHAR),'MAX') +')' -- nchar
ELSE ''
END
,case when C.is_identity=1 then '是' else '' end 是否自增
--cast(C.is_identity as varchar(10)) 是否自增
,case when C.is_nullable=1 then '是'else '' end 允许为NULL
,默认值 = ISNULL(STUFF(LEFT(D.definition,LEN(D.definition)-1),1,1,''),'')
,3 rn
FROM sys.columns C
INNER JOIN sys.types T ON C.user_type_id = T.user_type_id
LEFT JOIN sys.default_constraints D ON D.[object_id] =C.default_object_id AND D.parent_object_id = C.[object_id] AND D.parent_column_id = C.column_id
left join (select major_id,minor_id,value from sys.extended_properties) s on s.major_id = c.object_id and s.minor_id = c.column_id
WHERE C.[object_id] = OBJECT_ID(@table_name)
) s
order by column_id,rn
--============主键
select Primary_COLUMN_NAME = convert(sysname,c.name)
from
sysindexes i, syscolumns c, sysobjects o
where o.id = object_id(@table_name)
and o.id = c.id
and o.id = i.id
and (i.status & 0x800) = 0x800
and (c.name = index_col (@table_name, i.indid, 1) or
c.name = index_col (@table_name, i.indid, 2) or
c.name = index_col (@table_name, i.indid, 3) or
c.name = index_col (@table_name, i.indid, 4) or
c.name = index_col (@table_name, i.indid, 5) or
c.name = index_col (@table_name, i.indid, 6) or
c.name = index_col (@table_name, i.indid, 7) or
c.name = index_col (@table_name, i.indid, 8) or
c.name = index_col (@table_name, i.indid, 9) or
c.name = index_col (@table_name, i.indid, 10) or
c.name = index_col (@table_name, i.indid, 11) or
c.name = index_col (@table_name, i.indid, 12) or
c.name = index_col (@table_name, i.indid, 13) or
c.name = index_col (@table_name, i.indid, 14) or
c.name = index_col (@table_name, i.indid, 15) or
c.name = index_col (@table_name, i.indid, 16)
)
