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区块链学习笔记(2)[ 实现 ]

  • 2026-02-13 17:54:07
区块链学习笔记(2)[ 实现 ]

首先复述：区块链是去中心化的账本比特币采用的是基于交易的账本模式。也有其它的比如以太坊采用的是基于账户的账本模式。比特币中分为全节点和轻节点。全节点要维护UTXO。全节点是拥有完整区块链账本的节点，它通过载入比特币客户端（如Bitcoin Core），下载并保有从创世区块到现在的...

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  3. 缓存信息 : 0 reads,0 writes
  4. 会话信息 : SESSION_ID=877c2bd11bc529fc359b4dc1888faa2d
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  1. CONNECT:[ UseTime:0.000781s ] mysql:host=127.0.0.1;port=3306;dbname=no_67808;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000947s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000356s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000273s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000474s ]
  6. SELECT * FROM `set` [ RunTime:0.000193s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000564s ]
  8. SELECT * FROM `article` WHERE `id` = 461229 LIMIT 1 [ RunTime:0.000395s ]
  9. UPDATE `article` SET `lasttime` = 1771028950 WHERE `id` = 461229 [ RunTime:0.010685s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000230s ]
  11. SELECT * FROM `article` WHERE `id` < 461229 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000402s ]
  12. SELECT * FROM `article` WHERE `id` > 461229 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000371s ]
  13. SELECT * FROM `article` WHERE `id` < 461229 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000521s ]
  14. SELECT * FROM `article` WHERE `id` < 461229 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.001644s ]
  15. SELECT * FROM `article` WHERE `id` < 461229 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000582s ]
0.159433s