sql:查询创建表的结构

--显示所有用户表：
--1
SELECT
SCHEMA_NAME(schema_id) As SchemaName ,
name As TableName
from sys.tables
ORDER BY name

--2。alternate:
SELECT
sch.name  As SchemaName ,
tbl.name As TableName
from sys.tables tbl
inner join sys.schemas sch on tbl.schema_id = sch.schema_id
ORDER BY tbl.name
---3。
SELECT SCHEMA_NAME(schema_id) As SchemaName
,name As TableName
FROM sys.objects
WHERE type = 'U'

---4。
SELECT '['+SCHEMA_NAME(schema_id)+'].['+name+']'
AS SchemaTable
FROM sys.tables

--5。顯示所有錶，并有創建和更新情況
SELECT *
FROM sys.Tables
GO

--6.
SELECT TABLE_NAME FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_TYPE='BASE TABLE'

--7.查指定的表的详细，字段名和字段类型
select *
from INFORMATION_SCHEMA.COLUMNS
where TABLE_NAME='PlatformList'

--8
PRINT OBJECT_DEFINITION(OBJECT_ID('sys.objects'))
IF OBJECT_ID('dbo.PlatformList', 'U') IS NOT NULL

--查询表PlatformList有字段含字母P的
exec sp_columns PlatformList, @column_name = 'P%'

--9查询表PlatformList的字段详情
exec sp_columns PlatformList
--10
SELECT *
FROM INFORMATION_SCHEMA.COLUMNS
WHERE TABLE_NAME = 'PlatformList';
---11
EXEC sp_help PlatformList;
--12
DECLARE @AllTables table (CompleteTableName nvarchar(4000))
DECLARE @Search nvarchar(4000)
,@SQL   nvarchar(4000)
SET @Search=null --all rows
SET @SQL='select @@SERVERNAME+''.''+''?''+''.''+s.name+''.''+t.name from [?].sys.tables t inner join sys.schemas s on t.schema_id=s.schema_id WHERE @@SERVERNAME+''.''+''?''+''.''+s.name+''.''+t.name LIKE ''%'+ISNULL(@SEARCH,'')+'%'''

INSERT INTO @AllTables (CompleteTableName)
EXEC sp_msforeachdb @SQL
SET NOCOUNT OFF
SELECT * FROM @AllTables ORDER BY 1

--13
SELECT s.NAME + '.' + t.NAME AS TableName
FROM sys.tables t
INNER JOIN sys.schemas s
ON t.schema_id = s.schema_id
---14
Select * from information_schema.columns where Table_name = 'PlatformList'
--
SELECT COLUMN_NAME,*
FROM INFORMATION_SCHEMA.COLUMNS
WHERE TABLE_NAME = 'PlatformList'

--15
SELECT st.NAME, sc.NAME, sc.system_type_id
FROM sys.tables st
INNER JOIN sys.columns sc ON st.object_id = sc.object_id
WHERE st.name LIKE '%PlatformList%'

--16
select
syscolumns.name as [Column],
syscolumns.xusertype as [Type],
sysobjects.xtype as [Objtype]
from
sysobjects, syscolumns
where sysobjects.id = syscolumns.id
and   sysobjects.xtype = 'u'
and   sysobjects.name = 'PlatformList'
order by syscolumns.name
--17
SELECT *
FROM syscolumns
WHERE id=OBJECT_ID('PlatformList')

--18
sp_columns @table_name=PlatformList
--19

select
syscolumns.name,
syscolumns.colid
from
sysobjects, syscolumns
where
sysobjects.id = syscolumns.id and
sysobjects.xtype = 'u' and
sysobjects.name = 'PlatformList'
order by syscolumns.colid

--20查詢錶結構
SELECT
c.name 'Column Name',
t.Name 'Data type',
c.max_length 'Max Length',
c.precision ,
c.scale ,
c.is_nullable,
ISNULL(i.is_primary_key, 0) 'Primary Key'
FROM
sys.columns c
INNER JOIN
sys.types t ON c.user_type_id = t.user_type_id
LEFT OUTER JOIN
sys.index_columns ic ON ic.object_id = c.object_id AND ic.column_id = c.column_id
LEFT OUTER JOIN
sys.indexes i ON ic.object_id = i.object_id AND ic.index_id = i.index_id
WHERE
c.object_id = OBJECT_ID('PlatformList')

--21数据库名PersonalCRM，表名：PersonalCRM
SELECT col.TABLE_CATALOG AS PersonalCRM
, col.TABLE_SCHEMA AS Owner
, col.TABLE_NAME AS TableName
, col.COLUMN_NAME AS ColumnName
, col.ORDINAL_POSITION AS OrdinalPosition
, col.COLUMN_DEFAULT AS DefaultSetting
, col.DATA_TYPE AS DataType
, col.CHARACTER_MAXIMUM_LENGTH AS MaxLength
, col.DATETIME_PRECISION AS DatePrecision
, CAST(CASE col.IS_NULLABLE
WHEN 'NO' THEN 0
ELSE 1
END AS bit)AS IsNullable
, COLUMNPROPERTY(OBJECT_ID('[' + col.TABLE_SCHEMA + '].[' + col.TABLE_NAME + ']'), col.COLUMN_NAME, 'IsIdentity')AS IsIdentity
, COLUMNPROPERTY(OBJECT_ID('[' + col.TABLE_SCHEMA + '].[' + col.TABLE_NAME + ']'), col.COLUMN_NAME, 'IsComputed')AS IsComputed
, CAST(ISNULL(pk.is_primary_key, 0)AS bit)AS IsPrimaryKey
FROM INFORMATION_SCHEMA.COLUMNS AS col
LEFT JOIN(SELECT SCHEMA_NAME(o.schema_id)AS TABLE_SCHEMA
, o.name AS TABLE_NAME
, c.name AS COLUMN_NAME
, i.is_primary_key
FROM sys.indexes AS i JOIN sys.index_columns AS ic ON i.object_id = ic.object_id
AND i.index_id = ic.index_id
JOIN sys.objects AS o ON i.object_id = o.object_id
LEFT JOIN sys.columns AS c ON ic.object_id = c.object_id
AND c.column_id = ic.column_id
WHERE i.is_primary_key = 1)AS pk ON col.TABLE_NAME = pk.TABLE_NAME
AND col.TABLE_SCHEMA = pk.TABLE_SCHEMA
AND col.COLUMN_NAME = pk.COLUMN_NAME
WHERE col.TABLE_NAME = 'PlatformList'
AND col.TABLE_SCHEMA = 'dbo'
ORDER BY col.TABLE_NAME, col.ORDINAL_POSITION;
--22
SELECT COLUMN_NAME 'All_Columns' FROM INFORMATION_SCHEMA.COLUMNS WHERE TABLE_NAME='PlatformList'