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寒假衔接讲义(版本一) 专题19.1二次根式及其性质( 4大知识点预习 8大分层题型精练 巩固练习)人教版八年级数学下学期

  • 2026-11-05 18:11:39
寒假衔接讲义(版本一) 专题19.1二次根式及其性质( 4大知识点预习 8大分层题型精练 巩固练习)人教版八年级数学下学期
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  3. 缓存信息 : 0 reads,0 writes
  4. 会话信息 : SESSION_ID=9011915626bcd22de16dfcd5257dfade
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  1. CONNECT:[ UseTime:0.000829s ] mysql:host=172.18.0.4;port=3306;dbname=a_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001024s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000448s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000409s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000925s ]
  6. SELECT * FROM `set` [ RunTime:0.000284s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000643s ]
  8. SELECT * FROM `article` WHERE `id` = 464495 LIMIT 1 [ RunTime:0.000359s ]
  9. UPDATE `article` SET `lasttime` = 1793996446 WHERE `id` = 464495 [ RunTime:0.001192s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000339s ]
  11. SELECT * FROM `article` WHERE `id` < 464495 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000482s ]
  12. SELECT * FROM `article` WHERE `id` > 464495 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000404s ]
  13. SELECT * FROM `article` WHERE `id` < 464495 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000725s ]
  14. SELECT * FROM `article` WHERE `id` < 464495 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000631s ]
  15. SELECT * FROM `article` WHERE `id` < 464495 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000687s ]
0.084873s