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【单元试卷】第三单元精选试题1+答案(二年级下册)

  • 2026-04-15 05:00:50
【单元试卷】第三单元精选试题1+答案(二年级下册)
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  1. CONNECT:[ UseTime:0.000533s ] mysql:host=127.0.0.1;port=3306;dbname=www_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000562s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.003346s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000272s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000515s ]
  6. SELECT * FROM `set` [ RunTime:0.000201s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000551s ]
  8. SELECT * FROM `article` WHERE `id` = 475783 LIMIT 1 [ RunTime:0.001669s ]
  9. UPDATE `article` SET `lasttime` = 1776286904 WHERE `id` = 475783 [ RunTime:0.002907s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000267s ]
  11. SELECT * FROM `article` WHERE `id` < 475783 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000392s ]
  12. SELECT * FROM `article` WHERE `id` > 475783 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000419s ]
  13. SELECT * FROM `article` WHERE `id` < 475783 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000947s ]
  14. SELECT * FROM `article` WHERE `id` < 475783 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.022412s ]
  15. SELECT * FROM `article` WHERE `id` < 475783 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.002087s ]
0.107569s