https://github.com/sea-boat/mysql-protocol
# mysql客戶端透過刪除DB指令包告訴服務端刪除某個schema。
類型 | 名字 | 描述 |
---|---|---|
#int<3> | payload長度 | #按照the least significant byte first存儲,3個字節的payload和1個字節的序號組合成報文頭 |
int<1> | #序號 | |
payload | 報文體,長度即為前面指定的payload長度 |
Payload
1 [06] COM_DROP_DBstring[EOF] schema name
/** * * <pre class="brush:php;toolbar:false"><b>mysql drop db packet.</b>* @author *
seaboat*
<b>email: </b>849586227@qq.com*
<b>blog: </b>http://www.php.cn/;/pre> * @version 1.0 * @see http://www.php.cn/ */public class DropDBPacket extends MySQLPacket { public byte flag; public byte[] schema; @Override public void read(byte[] data) { MySQLMessage mm = new MySQLMessage(data); packetLength = mm.readUB3(); packetId = mm.read(); flag = mm.read(); this.schema = mm.readBytes(); } @Override public void write(ByteBuffer buffer) { BufferUtil.writeUB3(buffer, calcPacketSize()); buffer.put(packetId); buffer.put(COM_DROP_DB); buffer.put(schema); } @Override public int calcPacketSize() { int i = 1; i += schema.length; return i; } @Override protected String getPacketInfo() { return "MySQL Drop DB Packet"; } }
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