关键在于Inserted表 触发器语句中使用了两种特殊的表:deleted 表和 inserted 表。 Deleted 表用于存储 DELETE 和 UPDATE 语句所影响的行的复本。...在执行 DELETE 或 UPDATE 语句时,行从触发器表中删除,并传输到 deleted 表中。Deleted 表和触发器表通常没有相同的行。...1.插入操作(Insert) Inserted表有数据,Deleted表无数据 2.删除操作(Delete) Inserted表无数据,Deleted表有数据 3.更新操作(Update) Inserted...表有数据(新数据),Deleted表有数据(旧数据) 应用实例 代码 Code highlighting produced by Actipro CodeHighlighter (freeware)http
20200220:snapshot-2021-08-16/iTsJV_pFQEaN1o2YW2eQfg] cannot delete - another snapshot is currently being deleted...20200220:snapshot-2021-08-16/iTsJV_pFQEaN1o2YW2eQfg] cannot delete - another snapshot is currently being deleted
简介 Head 插件索引文档数显示结果不一致 image.png 索引中大量文档状态是 deleted { "_shards":{ "total":12, "successful...同时,原来的老版本的文档标记为deleted 状态。 文档删除本质 删除文档本质:逻辑删除而非物理删除。...在执行删除文档后,待删除文档不会立即将文档从磁盘中删除,而是将文档标记为已删除状态(版本号 _version + 1, "result" 标记为:"deleted",)。...only_expunge_deletes 段合并中参数:“only_expunge_deletes“ 的含义只清除已标记为 deleted 的文档。...表面上是更新,实际上是:Elasticsearch 将旧文档标记为已删除(deleted),并增加(add)一个全新的文档。
前言 MySQL大量的deleted进程,导致了磁盘利用率达到100% 淘宝数据库内核月报 步骤 具体分析,大家可以看MySQL · 特性分析 · (deleted) 临时空间,这篇文章。
问题2:批量写入 ES 数据,大量文档状态变成 deleted,什么原因?...此时,我们通过 _stats API 发现:deleted 显示为1。 # "count" : 1, "deleted" : 1 GET test/_stats ?...同时,原来的老版本的文档标记为:deleted 状态,这里能解释问题 2:只重复写入也会有文档标记为 deleted 状态。 3、文档删除、索引删除、文档更新的本质?...这里:deleted 为什么是:2492 = 1246 的2倍。...所以,可以尝试手动执行一下 force merge 操作,deleted 文档就没有了。 或者,自然等一段时间,待段合并的时机,deleted 文档就没有了。
Oracle Bug metalink上,ID 343784.1给出了关于该问题的描述,同时也给出了该错误的地bug号与解决方法 Archive_log Directory On Asm Being Deleted
django_version > (2, 0): #deletable_objects, model_count, perms_needed, protected = get_deleted_objects...router.db_for_write(self.model) deletable_objects, model_count, perms_needed, protected = get_deleted_objects...router.db_for_write(self.model) deletable_objects, model_count, perms_needed, protected = get_deleted_objects...django_version > (2, 1): deletable_objects, model_count, perms_needed, protected = get_deleted_objects...router.db_for_write(self.model) deletable_objects, model_count, perms_needed, protected = get_deleted_objects
文章目录 一、Recover-Deleted-File 二、答题步骤 1.extundelete 总结 ---- 一、Recover-Deleted-File 文件:攻防世界下载对应文件 二、答题步骤
selenium 自动化过程报错信息: selenium.common.exceptions.WebDriverException: Message: unknown error: session deleted...crash from unknown error: cannot determine loading status from tab crashed unknown error: session deleted
"took" : 8468, "timed_out" : false, "_indices" : { "_all" : { "found" : 4104, "deleted..."missing" : 0, "failed" : 0 }, "filebeat-2015.12.31" : { "found" : 136, "deleted..."missing" : 0, "failed" : 0 }, "filebeat-2015.12.30" : { "found" : 129, "deleted..."missing" : 0, "failed" : 0 }, "filebeat-2016.01.13" : { "found" : 133, "deleted..."missing" : 0, "failed" : 0 }, "filebeat-2016.01.12" : { "found" : 147, "deleted
MYF(MY_WME)); 在5.7中如下常见的一些功能会用到这种临时文件,比如: 执行计划 filesort 文件名字:MY开头 lsof|grep delete 如:/tmp/MYdRH1GW (deleted...) 大事务binary log缓存文件名字:ML开头 lsof|grep delete 如:/tmp/MLq9INFu (deleted) online DDL 涉及排序比如add key,一般是 ib...开头 alter table testsort add key(id); lsof|grep delete 如: /tmp/ibCxlYQg (deleted) /tmp/ib51nvZ1 (deleted...12916 mysql 12u REG 8,5 0 23137684 /tmp/ibRdXEl4 (deleted) mysqld 12916...19u REG 8,5 0 23137686 /tmp/ibfb7rps (deleted) 注意MySQL8.0.21下这些临时文件的名字有一些变化,
大量剩余的磁盘空间不清楚怎么丢失了… 问题重现: 通过指令:lsof | grep deleted 指令,查看当前系统句柄未释放情况 [root@bigdata-hadoop2:/proc/21893/...fd]# lsof | grep deleted zabbix_ag 1791 zabbix 3wW REG 253,1 4...132502 /var/tmp/zabbix_agentd.pid (deleted) zabbix_ag 1806 zabbix 3w REG...253,1 4 132502 /var/tmp/zabbix_agentd.pid (deleted) zabbix_ag 1807 zabbix 3w...REG 253,1 4 132502 /var/tmp/zabbix_agentd.pid (deleted) zabbix_ag 1808
`deleted_at` IS NULL AND ((`users`....`deleted_at` IS NULL AND ((`users`....`deleted_at` IS NULL AND ((`users`....`deleted_at` IS NULL AND ((`users`....`deleted_at` IS NULL AND ((`users`.
对于这类情况,一般都是deleted的文件导致。 在Linux中,如果一个文件被删除但仍然被某个进程打开,那么在lsof命令的输出中,该文件会显示为(deleted)标记。...root 746r REG 0,45 6101881 2214610318 /data/01HVSWSDRV4ZNQRBP9GY1XDPH7/index (deleted...root 746r REG 0,45 6101881 2214610318 /data/01HVSWSDRV4ZNQRBP9GY1XDPH7/index (deleted...定时删除 cat > /root/kill_deleted_files_processes.sh <<"EOF" #!...crontab -l 0 * * * * /root/kill_deleted_files_processes.sh 总结 1、对于这类情况,可以考虑写定时任务杀进程。
我们可以用空值和大括号 {} 来表示“DELETED”。...如果存在,那么它将检查值是否为 "DELETED",如果是,则不进行任何操作。如果值不是 "DELETED",则更新该键的值。如果键不存在,则添加一个新的键值对。..." if value == "DELETED" { // 如果值为 "DELETED",不进行任何操作并返回 return...table return true (key deleted) 接下来我们修改HASH-INSERT来处理特殊值DELETED。...HASH-DELETE 函数通过遍历桶内的元素,找到与给定键匹配的项,并将其标记为 "DELETED"。
查看是否存在资源销毁但是进程还是占用文件句柄的情况: root@unode:/proc# lsof | grep deleted 14383 /mnt/UDISK/app/bas (deleted...) /dev/null 14383 /mnt/UDISK/app/bas (deleted) /dev/console 14383 /mnt/UDISK/app/bas (deleted...deleted) /tmp/bms/log/info_20240205-165900.14383.log 14383 /mnt/UDISK/app/bas (deleted) socket...bas (deleted) pipe:[21440] 14383 /mnt/UDISK/app/bas (deleted) pipe:[21440] 14383 /mnt/UDISK.../app/bas (deleted) socket:[21430] 14383 /mnt/UDISK/app/bas (deleted) socket:[21513] 14383 /
.timeindex.deleted -rw-rw-r-- 1 storm storm 8 Sep 11 18:47 00000000000000000296.index.deleted -rw-rw-r....index.deleted -rw-rw-r-- 1 storm storm 175 Sep 11 18:47 00000000000000000665.log.deleted -rw-rw-r-....log.deleted -rw-rw-r-- 1 storm storm 12 Sep 12 10:50 00000000000000000808.timeindex.deleted -rw-rw-r....index.deleted -rw-rw-r-- 1 storm storm 25K Sep 12 10:50 00000000000000001320.log.deleted -rw-rw-r-....log.deleted -rw-rw-r-- 1 storm storm 12 Sep 12 10:51 00000000000000001546.timeindex.deleted -rw-rw-r
1 AND t.deleted = false """) @Where(clause = "deleted = false") public class Tag extends...因此,我们希望过滤掉所有 deleted 列设置为 true 的记录。...as deleted2_4_ FROM tag t WHERE ( t.deleted = 0 ) AND t.id = ?...AND t.deleted = 0 虽然 deleted 子句被附加了两次,因为我们同时声明了 @Where 子句和 @Loader,但大多数 RDBMS 在查询解析期间会消除重复的过滤器。...子句过滤器: SELECT t.id as id1_4_, t.deleted as deleted2_4_ FROM tag t WHERE ( t.deleted = 0 ) 4、
[y/N] y Deleted Networks: tinywan-fastgpt_fastgpt Deleted Images: deleted: sha256:ef4a886609a086d9b686bcd68a926f0a24bf881f3a91d8e05dacbfe5fc5f5e41...deleted: sha256:62ccd6fc239e990503639148e555cfcd92641f82980ecc81c2298bb6fd2065ef deleted: sha256:dc1822da3f0bace40ee0570e8624ecb3cb40469c15a28f670bf8a126bab27a56...deleted: sha256:f5386c1e59ed171de128cecea9c61dec92534e863ebf96bd75275f23d7aaecb5 deleted: sha256:fc2c7d97bebd22d75229146886a67040627cea26240b94db351e97891f0a6b10...deleted: sha256:90a8810db37ff18a7d0723f88afe276d797124b37efd554a8b893c55df514ce5 deleted: sha256:f9c1f3d40a3f37cc2c9c7d01be53849599cbe24e71d23d918e61c707e8685508...deleted: sha256:95e4acb933b2bc83bf99d259c76f4e011a351e8f81403ce8802215cfbb8280e8 deleted: sha256:f5bb4f853c84f6579d86f72de5f1d43fc8866443d9a027e2106e3755acefd61c
重要的业务数据一般都不会使用物理删除,都是使用一个状态标记deleted实现逻辑删除,但是这种情况下会破坏唯一索引,本位介绍了一些保持唯一索引的方法 除了逻辑删除还有别的替换方案吗?...假设uk是(user_id, hobby),用户删除hobby后,就再也无法添加回来了,即使uk是(user_id, hobby, deleted),用户也无法删除两次。...所以还是不能满足要求 推荐方案:多deleted值 deleted:0代表未删除,其他值代表删除 id user_id hobby deleted 1 1 foo 0 2 1 foo 1 3 1 foo...2 这种方式可以保持Unique Key,但是在deleted冲突比较多,需要保证deleted累加 deleted: 0 代表未删除,删除时把deleted赋值为自增id id user_id hobby...deleted 1 1 foo 0 2 1 foo 2 3 1 foo 3 deleted: 0 代表未删除,删除时把deleted赋值为时间戳UNIX_TIMESTAMP(NOW()) 这种方式的好处是
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