ibd weekly

table to be restored. The fields in the table do not matter. It must be the innodb engine. Create table 'test' ('testid' bigint (20) ENGINE = InnoDB default charset = utf8; C. Disable mysql and service mysqld stop; D. overwrite the newly created frm file with the frm file to be restored; E. Modify innodb_force_recovery = 1 in my. ini. If it cannot be changed to 2, 3, 4, 5, 6. F. start mysql, and service mysqld start; show create table test to view the table structure information. Ii. Data Retri

Why does MySQL rollback cause an increase in ibd files?A simple test: start transaction; insert into tb1 values (3, repeat ('A', 65000), 'x', 1); -- commit; rollback; these are the size of the files after rollback before tb1.ibd is inserted and before rollback: Why does rollback increase the disk space of tb1.idb? First of all: 131072-98304 = 163840-131072 = 32768 here to store 65000 characters 'A', then th

Label:Reference: http://my.oschina.net/sansom/blog/179116Reference: http://www.jb51.net/article/43282.htmAttention! This method applies only to InnoDB instances of the innodb_file_per_table stand-alone table space.This method can restore the Ibdata file was mistakenly deleted, maliciously modified, not from the library and backup data in the case of data recovery, by testing in Ibdata is modified, instance exception shutdown case, can not guarantee the database of all table data 100% recovery, t

Label:a simple test:Start transaction; INSERT into TB1 values (3, repeat (' a ', 65000), ' X ', 1); --commit; Rollback tb1.ibd, respectively, in before you insert, roll back the size of the file before the rollback:Someone in QQ group asked why.---------------------------------------In fact, the reason is simple:131072-98304=163840-131072=32768So: Roll back insert = delete + re-insert, and delete refers to set Flag,so ... Content increases by one-fold

Today, we have studied how to update the number of OBD/IBD configuration items in a day. If the number of DC configuration items managed by WMS cannot be modified, the number must be updated by the to method, if you do not want to update the number of pick-up items for WMS management, I have tried bapi_outb_delivery_confirm_dec OBD to confirm bapi. The number of pick-up items is not updated, and the number of delivery items can only be updated, I want

Sometimes MySQL does not do a good job of data backup, or by the data Administrator mistakenly deleted, or ibdata damage how do we recover? Don't be afraid, as long as there are some frm, IBD exists, the following is a resume tutorial. MySQL is stored in disk, all kinds of natural and man-made disasters will result in data loss. Large companies when we often need to do good data hot and cold preparation, for small companies to do all the data backup

Preface: With the popularization of InnoDB, Innobackup has become the mainstream backup way. Physical backup for the new slave, the need for a full library recovery can be easily addressed. But when the single table data mistakenly deleted, or a single table mistakenly drop, if the use of physical fully prepared to restore it? A detailed analysis is provided below. Tools to be used in the recovery process, Percona data recover Tool:https://launchpad.net/percona-innodb-recovery-tool situation

How to achieve smooth and slide switching between the weekly and monthly calendars, water drop effects, highly customizable, similar to the Xiaomi calendar, and weekly and monthly Xiaomi Post rules first Add dependency Compile 'com. github. idic779: monthweekmaterialcalendarview: 8080' For details about how to use it, see hereWhat can this database do? Allows you to control whether to allow sliding be

Tags: future guide Configuration Space project Development ace round OBA HowBackgroundMySQL in the process of use, inevitably encountered database table error operation, based on this, the author pro-Pro, the MySQL data table ibd File Recovery To do the following detailed description of the development or the primary DBA to provide some guidance, if there are related issues in the blog, please specify, mutual learning and common progress.Recovery inst

CSDN easy weekly competition question: can it be divided by eight, and csdn can be divided by eight in the weekly CompetitionEasy weekly competition question: Can I be divisible by 8? Details: Given a non-negative integer, ask if you can rearrange all its numbers so that the number after the shuffling can be divisible by 8. Input Format: Multiple groups of data,

Oracle date weekly explanation and weekly start and end time calculation, oracle End Time 1 ORACLE weekly knowledge description 1.1 date formatting Functions TO_CHAR (X [, FORMAT]): Convert X to a string in FORMAT. X is a date, and FORMAT is a string that specifies the FORMAT used for conversion. The FORMAT is related to the week W, WW, IW, D, FMWW. WThe week o

MySQL is stored on disk, and all kinds of natural disasters can result in data loss. Large companies when we often need to do a good job of data hot and cold, for small companies to do all the data backup needs to spend a lot of costs, many companies are unrealistic. In case the backup is not done, the data has been mistakenly deleted, or ibdata damaged what to do? Don't worry, you can recover some of the data as long as some of the frm and IBD exist.

Customer's machine system abnormal shutdown, after restarting the MySQL database does not start normally, after reloading the system found that the database file corruption, sad is that the customer database is not backed up in time, can only find ways to recover from the database files, find data, test various methods, confirm the following steps feasible:First, retrieve the table structure, if the table structure is not lost directly to the nextA, first create a database, this database must be

Weekly program reading-pure virtual functions, and weekly function reading # Include Running result:

Notes on PHP Development-commonly used date acquisition methods in weekly and weekly operations. This Monday echodate (Y-m-d, (time ()-(date (w) 0? 7: date (w)-1) * 24*3600); w is the number of the day of the week. Here 0 is the echodate (Y-m-d, (time () + (7-(date (w) 0? 7. Monday Echo date ('Y-m-D', (time ()-(date ('w') = 0? 7: date ('w')-1) * 24*3600); // w indicates the number of weeks. 0 indicates Sund

Work weekly, work weekly The product was finalized last week, but the order part remains to be discussed, and the rest can be carried out, because the first version provides services for the app Therefore, this week's work mainly includes: 1. Based on the product prototype design database, review and finalize the form of the first database design: Er-studio database design and Table Design Mysql navica

Ping An Technology Mobile Development Team 2 Technical weekly (Phase 5), Team 2 weeklyPing An Technology Mobile Development Team 2 technology weekly (Phase 5) industry news 1) what benefits does Google I/O 2015 bring to Android Developers? This year's updates are somewhat inadequate, at least not Geek. I am not planning to check the information in the Keynote. Many people may not know how many times on each