Friday, 29 May 2015

MSSQL Server : Script DB Level Permissions

 


DECLARE 
    @sql VARCHAR(2048)
    ,@sort INT 

DECLARE tmp CURSOR FOR


/*********************************************/
/*********   DB CONTEXT STATEMENT    *********/
/*********************************************/
SELECT '-- [-- DB CONTEXT --] --' AS [-- SQL STATEMENTS --],
        1 AS [-- RESULT ORDER HOLDER --]
UNION
SELECT  'USE' + SPACE(1) + QUOTENAME(DB_NAME()) AS [-- SQL STATEMENTS --],
        1 AS [-- RESULT ORDER HOLDER --]

UNION

SELECT '' AS [-- SQL STATEMENTS --],
        2 AS [-- RESULT ORDER HOLDER --]

UNION

/*********************************************/
/*********     DB USER CREATION      *********/
/*********************************************/

SELECT '-- [-- DB USERS --] --' AS [-- SQL STATEMENTS --],
        3 AS [-- RESULT ORDER HOLDER --]
UNION
SELECT  'IF NOT EXISTS (SELECT [name] FROM sys.database_principals WHERE [name] = ' + SPACE(1) + '''' + [name] + '''' + ') BEGIN CREATE USER ' + SPACE(1) + QUOTENAME([name]) + ' FOR LOGIN ' + QUOTENAME([name]) + ' WITH DEFAULT_SCHEMA = ' + QUOTENAME([default_schema_name]) + SPACE(1) + 'END; ' AS [-- SQL STATEMENTS --],
        4 AS [-- RESULT ORDER HOLDER --]
FROM    sys.database_principals AS rm
WHERE [type] IN ('U', 'S', 'G') -- windows users, sql users, windows groups

UNION

/*********************************************/
/*********    DB ROLE PERMISSIONS    *********/
/*********************************************/
SELECT '-- [-- DB ROLES --] --' AS [-- SQL STATEMENTS --],
        5 AS [-- RESULT ORDER HOLDER --]
UNION
SELECT  'EXEC sp_addrolemember @rolename ='
    + SPACE(1) + QUOTENAME(USER_NAME(rm.role_principal_id), '''') + ', @membername =' + SPACE(1) + QUOTENAME(USER_NAME(rm.member_principal_id), '''') AS [-- SQL STATEMENTS --],
        6 AS [-- RESULT ORDER HOLDER --]
FROM    sys.database_role_members AS rm
WHERE   USER_NAME(rm.member_principal_id) IN (  
                                                --get user names on the database
                                                SELECT [name]
                                                FROM sys.database_principals
                                                WHERE [principal_id] > 4 -- 0 to 4 are system users/schemas
                                                and [type] IN ('G', 'S', 'U') -- S = SQL user, U = Windows user, G = Windows group
                                              )
--ORDER BY rm.role_principal_id ASC


UNION

SELECT '' AS [-- SQL STATEMENTS --],
        7 AS [-- RESULT ORDER HOLDER --]

UNION

/*********************************************/
/*********  OBJECT LEVEL PERMISSIONS *********/
/*********************************************/
SELECT '-- [-- OBJECT LEVEL PERMISSIONS --] --' AS [-- SQL STATEMENTS --],
        8 AS [-- RESULT ORDER HOLDER --]
UNION
SELECT  CASE 
            WHEN perm.state <> 'W' THEN perm.state_desc 
            ELSE 'GRANT'
        END
        + SPACE(1) + perm.permission_name + SPACE(1) + 'ON ' + QUOTENAME(SCHEMA_NAME(obj.schema_id)) + '.' + QUOTENAME(obj.name) --select, execute, etc on specific objects
        + CASE
                WHEN cl.column_id IS NULL THEN SPACE(0)
                ELSE '(' + QUOTENAME(cl.name) + ')'
          END
        + SPACE(1) + 'TO' + SPACE(1) + QUOTENAME(USER_NAME(usr.principal_id)) COLLATE database_default
        + CASE 
                WHEN perm.state <> 'W' THEN SPACE(0)
                ELSE SPACE(1) + 'WITH GRANT OPTION'
          END
            AS [-- SQL STATEMENTS --],
        9 AS [-- RESULT ORDER HOLDER --]
FROM    
    sys.database_permissions AS perm
        INNER JOIN
    sys.objects AS obj
            ON perm.major_id = obj.[object_id]
        INNER JOIN
    sys.database_principals AS usr
            ON perm.grantee_principal_id = usr.principal_id
        LEFT JOIN
    sys.columns AS cl
            ON cl.column_id = perm.minor_id AND cl.[object_id] = perm.major_id
--WHERE usr.name = @OldUser
--ORDER BY perm.permission_name ASC, perm.state_desc ASC



UNION

SELECT '' AS [-- SQL STATEMENTS --],
    10 AS [-- RESULT ORDER HOLDER --]

UNION

/*********************************************/
/*********    DB LEVEL PERMISSIONS   *********/
/*********************************************/
SELECT '-- [--DB LEVEL PERMISSIONS --] --' AS [-- SQL STATEMENTS --],
        11 AS [-- RESULT ORDER HOLDER --]
UNION
SELECT  CASE 
            WHEN perm.state <> 'W' THEN perm.state_desc --W=Grant With Grant Option
            ELSE 'GRANT'
        END
    + SPACE(1) + perm.permission_name --CONNECT, etc
    + SPACE(1) + 'TO' + SPACE(1) + '[' + USER_NAME(usr.principal_id) + ']' COLLATE database_default --TO <user name>
    + CASE 
            WHEN perm.state <> 'W' THEN SPACE(0) 
            ELSE SPACE(1) + 'WITH GRANT OPTION' 
      END
        AS [-- SQL STATEMENTS --],
        12 AS [-- RESULT ORDER HOLDER --]
FROM    sys.database_permissions AS perm
    INNER JOIN
    sys.database_principals AS usr
    ON perm.grantee_principal_id = usr.principal_id
--WHERE usr.name = @OldUser

WHERE   [perm].[major_id] = 0
    AND [usr].[principal_id] > 4 -- 0 to 4 are system users/schemas
    AND [usr].[type] IN ('G', 'S', 'U') -- S = SQL user, U = Windows user, G = Windows group

UNION

SELECT '' AS [-- SQL STATEMENTS --],
        13 AS [-- RESULT ORDER HOLDER --]

UNION 

SELECT '-- [--DB LEVEL SCHEMA PERMISSIONS --] --' AS [-- SQL STATEMENTS --],
        14 AS [-- RESULT ORDER HOLDER --]
UNION
SELECT  CASE
            WHEN perm.state <> 'W' THEN perm.state_desc --W=Grant With Grant Option
            ELSE 'GRANT'
            END
                + SPACE(1) + perm.permission_name --CONNECT, etc
                + SPACE(1) + 'ON' + SPACE(1) + class_desc + '::' COLLATE database_default --TO <user name>
                + QUOTENAME(SCHEMA_NAME(major_id))
                + SPACE(1) + 'TO' + SPACE(1) + QUOTENAME(USER_NAME(grantee_principal_id)) COLLATE database_default
                + CASE
                    WHEN perm.state <> 'W' THEN SPACE(0)
                    ELSE SPACE(1) + 'WITH GRANT OPTION'
                    END
            AS [-- SQL STATEMENTS --],
        15 AS [-- RESULT ORDER HOLDER --]
from sys.database_permissions AS perm
    inner join sys.schemas s
        on perm.major_id = s.schema_id
    inner join sys.database_principals dbprin
        on perm.grantee_principal_id = dbprin.principal_id
WHERE class = 3 --class 3 = schema


ORDER BY [-- RESULT ORDER HOLDER --]


OPEN tmp
FETCH NEXT FROM tmp INTO @sql, @sort
WHILE @@FETCH_STATUS = 0
BEGIN
        PRINT @sql
        FETCH NEXT FROM tmp INTO @sql, @sort    
END

CLOSE tmp
DEALLOCATE tmp 

Tuesday, 1 October 2013

Comparison of SQL Server versions


Today we will just review about the difference between most commonly used versions of SQL Server's.


     
SNo.
SQL Server 2000
SQL Server 2005
SQL Server 2008
1.
Query Analyser and Enterprise manager are separate.
Both are combined as SSMS (SQL Server management Studio).
Both are combined as SSMS (SQL Server management Studio).
2.
No XML datatype is used.
XML datatype is introduced.
XML datatype is used.
3.
We can create maximum of 65,535 databases.
We can create 32767 databases.
We can create 32767 databases.
4.
Nil
Exception Handling
Exception Handling
5.
Nil
Varchar(Max) data type
Varchar(Max) data type
6.
Nil
DDL Triggers.
DDL Triggers.
7.
Nil
DataBase Mirroring.
DataBase Mirroring.
8.
Nil
RowNumber function for paging.
RowNumber function for paging.
9.
Nil
Table fragmentation.
Table fragmentation.
10.
Nil
Full Text Search.
Full Text Search.
11.
Nil
Bulk Copy Update.
Bulk Copy Update.
12.
Nil
Cant encrypt
Can encrypt the entire database introduced in 2008
13.
Can’t compress the tables and indexes.
Can Compress tables and indexes (Introduced in 2005 SP2).
Can compress tables and indexes.
14.
Datetime datatype is used for both date and time.
Datetime datatype is used for both date and time.
Date and time are seperately used for date and time datatype,geospatial and timestamp with internal timezone
is used.
15.
No varchar(max) or varbinary(max) is available.
Varchar(max) and varbinary(max) is used.
Varchar(max) and varbinary(max) is used.
16.
No table datatype is included.
No table datatype is included.
Table datatype introduced.
17.
No SSIS is included.
SSIS is started using.
SSIS avails in this version
18.
CMS is not available.
CMS is not available.
Central Management Server (CMS) is Introduced.
19.
PBM is not available.
PBM is not available.
Policy based management (PBM) server is Introduced.



In further posts we will discuss basic things in SQL Server like about SQL Server Architecture, System/Users Databases, Creation of database and some of the database properties.