4.1.4. 数据库检测

4.1.4.1. MySQL

  • sleep sleep(1)
  • benchmark BENCHMARK(5000000, MD5('test'))
  • 字符串连接
    • SELECT 'a' 'b'
    • SELECT CONCAT('some','string')
  • version
    • SELECT @@version
    • SELECT version()
  • 识别用函数
    • connection_id()
    • last_insert_id()
    • row_count()

4.1.4.2. Oracle

  • 字符串连接
    • 'a'||'oracle' --
    • SELECT CONCAT('some','string')
  • version
    • SELECT banner FROM v$version
    • SELECT banner FROM v$version WHERE rownum=1

4.1.4.3. SQLServer

  • WAITFOR WAITFOR DELAY '00:00:10';
  • SERVERNAME SELECT @@SERVERNAME
  • version SELECT @@version
  • 字符串连接
    • SELECT 'some'+'string'
  • 常量
    • @@pack_received
    • @@rowcount

4.1.4.4. PostgreSQL

  • sleep pg_sleep(1)