====== INFORMATION_SCHEMA ======
===== TABLES =====
<code sql>
select TABLE_CATALOG, TABLE_SCHEMA, TABLE_NAME, TABLE_TYPE
  from INFORMATION_SCHEMA.TABLES
</code>

===== VIEWS =====

<code sql>
SELECT TABLE_CATALOG, TABLE_SCHEMA, TABLE_NAME, VIEW_DEFINITION, CHECK_OPTION, IS_UPDATABLE
  FROM INFORMATION_SCHEMA.VIEWS
</code>

===== COLUMNS =====
<code sql>
SELECT *--COLUMN_NAME, IS_NULLABLE, DATA_TYPE
FROM INFORMATION_SCHEMA.COLUMNS
</code>

===== 각종 Database정보 얻기 =====
==== 테이블 목록 가져오기: ====

SELECT * FROM sysobjects WHERE xtype='U'

==== 뷰 ====

SELECT * FROM sysobjects WHERE xtype='V'

==== 프로시져 ====

SELECT * FROM sysobjects WHERE xtype='P'


==== 테이블 리스트 ====

SELECT * FROM  INFORMATION_SCHEMA.TABLES
==== 뷰 리스트 ====

SELECT * FROM  INFORMATION_SCHEMA.VIEWS
==== 컬럼 리스트 ====

SELECT * FROM  INFORMATION_SCHEMA.COLUMNS
==== 컬럼 키값 ====

SELECT * FROM  INFORMATION_SCHEMA.KEY_COLUMN_USAGE

==== 프로시져 ====

SELECT * FROM INFORMATION_SCHEMA.ROUTINES
==== 프로시져 파라메타값 ====

SELECT * FROM  INFORMATION_SCHEMA.PARAMETERS

 

==== 컬럼 정보 가져오기 ====
<code sql>
SELECT
 A.TABLE_CATALOG
 ,A.TABLE_NAME
 ,A.ORDINAL_POSITION
 ,A.COLUMN_NAME
 ,A.DATA_TYPE
 ,ISNULL(A.CHARACTER_MAXIMUM_LENGTH,'')
 ,ISNULL(A.NUMERIC_PRECISION,'')
 ,A.IS_NULLABLE
 ,ISNULL(A.COLUMN_DEFAULT,'')
 ,ISNULL(B.CONSTRAINT_NAME,'')
 ,ISNULL(A.CHARACTER_SET_NAME,'')
 ,ISNULL(A.COLLATION_NAME,'')
 ,CASE WHEN ISNULL(C.NAME,'') = '' THEN '' ELSE 'Identity' END auto
FROM 
 INFORMATION_SCHEMA.COLUMNS A
 LEFT OUTER JOIN
 INFORMATION_SCHEMA.KEY_COLUMN_USAGE B
 ON A.TABLE_NAME = B.TABLE_NAME 
 AND A.COLUMN_NAME = B.COLUMN_NAME
 LEFT OUTER JOIN
 syscolumns C 
 ON C.ID = object_id(A.TABLE_NAME) AND A.COLUMN_NAME = C.NAME AND C.COLSTAT & 1 = 1 
WHERE
 A.TABLE_NAME = '테이블명'
ORDER BY A.ORDINAL_POSITION
</code>