New Technical Director: Discovered who is using delete to delete data and directly fired!
delete Mysql MySQL delete MySQL MySQL MySQL MySQL MySQL InnoDBMyISAMMemory BMySQL MySQL 16KBMySQL MySQL B B MySQL MySQL MySQL ACID MySQL MySQL MySQL MySQL deletetruncatedrop drop > truncate >> DELETEDELETEDELETE from TABLE_NAME where xxxDELETE DMLtrigger InnoDB DELETEmysql delete ** DELETErollback segementcommit;delete from table_name,MyISAM InnoDB ;delete from table_name where xxx , InnoDBMyISAM;delete optimize table table_name InnoDBMyISAM deleteoptimize table SQLMcsjdemodemo2select concat(round(sum(DATA_LENGTH/1024/1024),2),'M') as table_size from information_schema.tables where table_schema='csjdemo' AND table_name='demo2';Sizeoptimize table demo2sizedelete redoundo rollback) dropDrop table TablenameDDLTruncate drop table table_name InnoDB MyISAM; drop (constrain)(trigger)(index); /, invalid drop deletetruncatedroptruncateDDL rollback segment trigger truncate table table_name InnoDBMyISAM truncate tabledrop table creat,create table drop table;truncate auto_incrementMyISAMtruncateauto_increment1deleteauto_incrementInnoDBtruncateauto_increment1deleteauto_incrementdeleteMySQLauto_increment1InnoDB auto_incrementdelete auto_increment1auto_increment SELECT 1+MAX(ai_col) FROM t truncateDELETE DELETEDELETEInnoDBdeletedeleteInnoDBInnoDBtablespace > segmentinode > Extent >PageInnodbsegmentextentsegmentFREE_PAGE32page32page1extent1extent32MBextent32MB4extentMySQLdata pageMySQL CrashInnodbInnoDBUndo****MySQLinformation_schema****innodb_file_per_table=1table_name...
Tech >>
Make American fighter jets unable to fly! China starts a counterattack, foreign media: this is more serious than chips
followThe hostility of the United States towards China has been ongoing for many years, only because the United States has always believed that China's economic development will inevitably affect its interests, and even threaten its hegemonic position. However, because China has always adhered to an independent and independent development path, although it needs to learn from advanced countries such as the United States in many fields, its dependence is not high...
Tech >>
The sales of air frying pan dropped precipitously, with several major shortcomings outstanding. Is there a way out for small household appliances?
followThe air frying pan was all the rage for a time, and was once called the "God frying pan" by frying lovers. However, the air frying pan, which has sprung up like mushrooms, has suffered Waterloo this year...
Tech >>
Rectification of TV Arbitrary Charging: Industry Reform under the Game of Interests
#Headline Creation Challenge#prefaceTelevision is one of the most commonly used entertainment devices in our daily lives, providing us with a rich and colorful range of film and television programs and information services, allowing us to enjoy a feast of audio-visual experience at home. However, in recent years, with the popularization and development of Smart TV, the phenomenon of TV charging indiscriminately has become increasingly serious, which makes many consumers feel puzzled and dissatisfied...
Tech >>
The man spent 12999 yuan online to purchase a TV, but the merchant was delayed in shipping. Customer service: A supplement of 1000 yuan was required before shipping
Before reading this article, please click on "Follow" to facilitate your discussion and sharing, which brings you a different sense of participation. Thank you for your support...
Tech >>
'Leisure Fish' conceals erotic chatting and paid likes Staff: The platform cannot monitor private chats, and if users report it, it will be removed from the shelves for processing
Poster reporter Li Zijiang reportsRecently, the news of "second-hand trading platforms selling children" has hit the hot search, sparking a discussion among netizens about the topic of "what is being sold on the Xianyu app, a second-hand trading platform involved in the matter".The poster news reporter noticed that the "products" traded on the Xianyu app involve idle items, game training, internet technology, tourism strategies, and other fields, but there are also hidden services such as pornographic chat and paid likes from the navy...
Tech >>
In the marriage between Liu Yang, the "aviation first lady", and her husband, there is a hidden truth about her two trips to space 10 years later
Yang Liwei.The first female astronaut in space was on the Shenzhou 9 mission...
Tech >>
Poster | New regulations for promoting the healthy development of generative artificial intelligence are here~Six pictures highlight your focus!
The rule of law protects my heartIn recent years, the rapid development of generative artificial intelligence technology has brought new opportunities to economic and social development. At the same time, it has also raised issues such as the dissemination of false information, infringement of personal information rights, data security, and bias discrimination...
Tech >>
Can't you go back home? A family of five is "wandering the streets" because
On July 11, Mr. Min Di was embarrassed that he could not go back when he came out, and his Smart lock suddenly broke down...
Tech >>
Liu Yang, the first female astronaut in China, studied for a PhD at Tsinghua University during pregnancy and explained two things to her husband before flying
As the first female astronaut in China to go into space and successfully return to land, Liu Yang's abilities and excellence are evident to everyone.Liu Yang, born in Linzhou, Henan Province in 1978, was selected as the second batch of Chinese astronauts in May 2010...
Tech >>
Analysis of the Causes of China Eastern Airlines MU5735 Crash: Why is the Death Rate of Air Accidents infinitely close to 100%?
If you like this work, please click on the top right cornerFollow. Thank you for your encouragement and support...
Tech >>
The rumor has been refuted! ASML company official announcement, US media: Chinese chips may be stuck at 28nm
#Headline article development plan#With the escalation of the Sino US chip war, ASML officially announced to further tighten the supply of Stepper machines at 28nm and below in ChinaRecently, ASML, a Dutch Stepper giant, officially announced that it would further tighten the supply of Chinese 28nm and below Stepper from September 1, 2023, which undoubtedly hit the Chinese chip industry's dream of realizing 28nm and below processes. However, even so, China is still expected to achieve mass production and "de beautification" of 28nm chips through independent research and development...
Tech >>