#!/bin/bash
if [[ "$1" = "" ]];then
  mysqllog more;
else
  t=$1;
  shift;
  case "$t" in
    search)
      cat /var/log/mysql/error.log | grep "$@";
    ;;
    ignore)
      cat /var/log/mysql/error.log | grep -v "$@";
    ;;
    tail)
      tail --lines="$@" /var/log/mysql/error.log;
    ;;
    more)
      more /var/log/mysql/error.log;
    ;;
    *)
      echo "Usage: $0 [{search|ignore|tail|more} <params>]";
      exit 1;
  esac;
fi;