SQL Server script to rebuild all indexes for all tables and all databases

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 1 
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

Simple script to backup all SQL Server databases

DECLARE @name VARCHAR(50) -- database name  DECLARE @path VARCHAR(256) -- path for backup files  DECLARE @fileName VARCHAR(256) -- filename for backup  DECLARE @fileDate VARCHAR(20) -- used for file name
SET @path = 'C:\Backup\' 
SELECT @fileDate = CONVERT(VARCHAR(20),GETDATE(),112)
DECLARE db_cursor CURSOR FOR 
SELECT name FROM master.dbo.sysdatabases WHERE name NOT IN ('master','model','msdb','tempdb') 
OPEN db_cursor   FETCH NEXT FROM db_cursor INTO @name  
WHILE @@FETCH_STATUS = 0   BEGIN  
       SET @fileName = @path + @name + '_' + @fileDate + '.BAK' 
       BACKUP DATABASE @name TO DISK = @fileName 

       FETCH NEXT FROM db_cursor INTO @name   END  

CLOSE db_cursor   DEALLOCATE db_cursor