Mysql 1146 error solution: 1. Copy ibdata1 in the original mysql installation directory data; 2. Check whether the user and user group to which the ibdata file belongs is correct; 3. Use "repair table tablename" to repair the table. Can.
The operating environment of this article: Windows 7 system, Mysql version 5.7, Dell G3 computer.
How to solve the mysql 1146 error problem?
Mysql prompt table does not exist solutionerror: 1146: Table doesn't exist
Solution to the problem that the prompt table does not exist due to direct copying of the database
Reset the computer After installing the system and copying the original mysql data, most of the tables can be accessed, but a few tables indicate that the tables do not exist:
error: 1146: Table 'your_table' doesn't exist
In this case, the original mysql installation directory data The ibdata1 in should also be copied.
INNODB is a popular database engine for MYSQL database. It supports transactions (row level) and is possible in enterprise-level applications.
ibdata is used to store file data, and the table files in the folder with the library name are just structures. Since the new version of mysql tries innodb by default, the ibdata1 file exists by default, and the data tables in this file are missing. Something will go wrong.
If you find a startup error after replacing the ibdata file
[root@localhost data]# service mysql start Redirecting to /bin/systemctl start mysql.service Job for mysqld.service failed because the control process exited with error code. See "systemctl status mysqld.service" and "journalctl -xe" for details.
[root@localhost data]# systemctl status mysqld.service ● mysqld.service - LSB: start and stop MySQL Loaded: loaded (/etc/rc.d/init.d/mysqld; bad; vendor preset: disabled) Active: failed (Result: exit-code) since Tue 2019-01-08 18:12:43 CST; 8s ago Docs: man:systemd-sysv-generator(8) Process: 11815 ExecStop=/etc/rc.d/init.d/mysqld stop (code=exited, status=0/SUCCESS) Process: 13300 ExecStart=/etc/rc.d/init.d/mysqld start (code=exited, status=1/FAILURE) Jan 08 18:12:40 localhost.localdomain systemd[1]: Starting LSB: start and stop MySQL... Jan 08 18:12:43 localhost.localdomain mysqld[13300]: Starting MySQL... ERROR! The server quit without updating PID file (/www/server/data/localhost.localdomain.pid). Jan 08 18:12:43 localhost.localdomain systemd[1]: mysqld.service: control process exited, code=exited status=1 Jan 08 18:12:43 localhost.localdomain systemd[1]: Failed to start LSB: start and stop MySQL. Jan 08 18:12:43 localhost.localdomain systemd[1]: Unit mysqld.service entered failed state. Jan 08 18:12:43 localhost.localdomain systemd[1]: mysqld.service failed.
At this time, first check whether the user and user group to which your ibdata file belongs is correct. It may be a permissions issue. lead to.
If the data table is damaged, please try to repair the table
repair table tablename
Recommended study: "mysql video tutorial"
The above is the detailed content of How to solve mysql 1146 error problem. For more information, please follow other related articles on the PHP Chinese website!
MySQL: BLOB and other no-sql storage, what are the differences?May 13, 2025 am 12:14 AMMySQL'sBLOBissuitableforstoringbinarydatawithinarelationaldatabase,whileNoSQLoptionslikeMongoDB,Redis,andCassandraofferflexible,scalablesolutionsforunstructureddata.BLOBissimplerbutcanslowdownperformancewithlargedata;NoSQLprovidesbetterscalabilityand
MySQL Add User: Syntax, Options, and Security Best PracticesMay 13, 2025 am 12:12 AMToaddauserinMySQL,use:CREATEUSER'username'@'host'IDENTIFIEDBY'password';Here'showtodoitsecurely:1)Choosethehostcarefullytocontrolaccess.2)SetresourcelimitswithoptionslikeMAX_QUERIES_PER_HOUR.3)Usestrong,uniquepasswords.4)EnforceSSL/TLSconnectionswith
MySQL: How to avoid String Data Types common mistakes?May 13, 2025 am 12:09 AMToavoidcommonmistakeswithstringdatatypesinMySQL,understandstringtypenuances,choosetherighttype,andmanageencodingandcollationsettingseffectively.1)UseCHARforfixed-lengthstrings,VARCHARforvariable-length,andTEXT/BLOBforlargerdata.2)Setcorrectcharacters
MySQL: String Data Types and ENUMs?May 13, 2025 am 12:05 AMMySQloffersechar, Varchar, text, Anddenumforstringdata.usecharforfixed-Lengthstrings, VarcharerForvariable-Length, text forlarger text, AndenumforenforcingdataAntegritywithaetofvalues.
MySQL BLOB: how to optimize BLOBs requestsMay 13, 2025 am 12:03 AMOptimizing MySQLBLOB requests can be done through the following strategies: 1. Reduce the frequency of BLOB query, use independent requests or delay loading; 2. Select the appropriate BLOB type (such as TINYBLOB); 3. Separate the BLOB data into separate tables; 4. Compress the BLOB data at the application layer; 5. Index the BLOB metadata. These methods can effectively improve performance by combining monitoring, caching and data sharding in actual applications.
Adding Users to MySQL: The Complete TutorialMay 12, 2025 am 12:14 AMMastering the method of adding MySQL users is crucial for database administrators and developers because it ensures the security and access control of the database. 1) Create a new user using the CREATEUSER command, 2) Assign permissions through the GRANT command, 3) Use FLUSHPRIVILEGES to ensure permissions take effect, 4) Regularly audit and clean user accounts to maintain performance and security.
Mastering MySQL String Data Types: VARCHAR vs. TEXT vs. CHARMay 12, 2025 am 12:12 AMChooseCHARforfixed-lengthdata,VARCHARforvariable-lengthdata,andTEXTforlargetextfields.1)CHARisefficientforconsistent-lengthdatalikecodes.2)VARCHARsuitsvariable-lengthdatalikenames,balancingflexibilityandperformance.3)TEXTisidealforlargetextslikeartic
MySQL: String Data Types and Indexing: Best PracticesMay 12, 2025 am 12:11 AMBest practices for handling string data types and indexes in MySQL include: 1) Selecting the appropriate string type, such as CHAR for fixed length, VARCHAR for variable length, and TEXT for large text; 2) Be cautious in indexing, avoid over-indexing, and create indexes for common queries; 3) Use prefix indexes and full-text indexes to optimize long string searches; 4) Regularly monitor and optimize indexes to keep indexes small and efficient. Through these methods, we can balance read and write performance and improve database efficiency.
Hot AI Tools
Undresser.AI Undress
AI-powered app for creating realistic nude photos
AI Clothes Remover
Online AI tool for removing clothes from photos.
Undress AI Tool
Undress images for free
Clothoff.io
AI clothes remover
Video Face Swap
Swap faces in any video effortlessly with our completely free AI face swap tool!
Hot Article
Hot Tools
MinGW - Minimalist GNU for Windows
This project is in the process of being migrated to osdn.net/projects/mingw, you can continue to follow us there. MinGW: A native Windows port of the GNU Compiler Collection (GCC), freely distributable import libraries and header files for building native Windows applications; includes extensions to the MSVC runtime to support C99 functionality. All MinGW software can run on 64-bit Windows platforms.
Dreamweaver Mac version
Visual web development tools
MantisBT
Mantis is an easy-to-deploy web-based defect tracking tool designed to aid in product defect tracking. It requires PHP, MySQL and a web server. Check out our demo and hosting services.
WebStorm Mac version
Useful JavaScript development tools
Zend Studio 13.0.1
Powerful PHP integrated development environment
