Wednesday, 16 December 2015

SQL Server rebuild all indexes


DECLARE @Database VARCHAR(255)   DECLARE @Table VARCHAR(255)  DECLARE @cmd NVARCHAR(500)  DECLARE @fillfactor INT

SET
@fillfactor =
90
DECLARE DatabaseCursor
CURSOR FOR 
SELECT
name FROM master
.dbo.sysdatabases   WHERE name NOT IN ('master','msdb','tempdb','model','distribution')   ORDER BY
OPEN
DatabaseCursor 
FETCH NEXT FROM DatabaseCursor INTO
@Database  WHILE @@FETCH_STATUS = 0  BEGIN 

   SET
@cmd =
'DECLARE TableCursor CURSOR FOR SELECT ''['' + table_catalog + ''].['' + table_schema + ''].['' +
  table_name + '']'' as tableName FROM ['
+ @Database +
'].INFORMATION_SCHEMA.TABLES
  WHERE table_type = ''BASE TABLE'''  

  
-- create table cursor 
  
EXEC (@cmd

  
OPEN
TableCursor  

  
FETCH NEXT FROM TableCursor INTO
@Table  
  
WHILE @@FETCH_STATUS =
0  
  
BEGIN  

       IF
(@@MICROSOFTVERSION / POWER(2, 24) >= 9
)
      
BEGIN
          
-- SQL 2005 or higher command
          
SET @cmd = 'ALTER INDEX ALL ON ' + @Table + ' REBUILD WITH (FILLFACTOR = ' + CONVERT(VARCHAR(3),@fillfactor) +
')'
          
EXEC (@cmd
)
      
END
       ELSE
       BEGIN
          
-- SQL 2000 command
          
DBCC DBREINDEX(@Table,' ',@fillfactor

      
END

       FETCH
NEXT FROM TableCursor INTO
@Table  
  
END  

   CLOSE
TableCursor  
  
DEALLOCATE
TableCursor 

  
FETCH NEXT FROM DatabaseCursor INTO
@Database  END 
CLOSE
DatabaseCursor   DEALLOCATE DatabaseCursor

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