mysqlbinlog : Utility for Processing Binary Log and Relay Logs

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How can I parse mysql bin log file for statements (Row/Mixed Format)

I have a mysql database running with binary log enabled. Unfortunately, a statement was executed by the client, which turned out erroneous. Since a number of records have been "affected", I want to ...
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Mysql binlog warnings [closed]

My system happens to write a lot of unsafe statements to the binlog and the result is a lot of IO wasted. I found that turning the warnings off in the log fixes the problem but i was wondering if ...
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1answer
21 views

How do I get the MySQL binary log coordinates from the binary files?

I'm attempting to set up replication for a large (120 GB) MySQL database and I messed up. I shut down the master, copied the data files, and restarted the master. Now I've set up the slave & ...
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25 views

MySQL binlog limitations

I have a MySQL instance running on AWS, with around 5000 inserts per second. Any idea what the performance impact will be if I use binlog (row) and a binlog tailer? Check this link From my ...
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44 views

Show sql statements from mysql binlog (GTID)

I have mysql binlogs for replication through GTID. I'm trying to show executed update/insert statements like this: mysqlbinlog --base64-output=DECODE-ROWS mysql-bin.000024 But all I see is ...
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42 views

Why is restoration from binary logs so slow?

We have a MySQL 5.5 server with binary logging enabled and a backup script that collects the binary logs and, once a day, generates a complete database dump with mysqldump. In testing database ...
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47 views

Shell script for backup binlog files for every 8 hours in MySQL

I'm writing a shell script for point in time recovery for MySQL Instance. Our requirement is backing up Binlog for every 8 Hours (Daily 3 times) using mysqlbinlog and it should backup binlog starting ...
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122 views

Hi disk I/O and crash when turning on sync_binlog in MySQL

I have a MySQL master server (MariaDB 10.0.17) that have a very odd behavior. It has one slave fetching data from it. When I set global sync_binlog = 1, the server I/O goes very high and after some ...
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what will happen to the binary log if it reaches its maximum value ? Does it reset to mysql-bin.00001 again?

what will happen to the binary log if it reaches its maximum value ? Does it reset to mysql-bin.00001 again ? I know the below points exist means, there won't be any reset happen in binlogs. I ...
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1answer
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Is it possible to gain the precise position of a live mysql database when performing full backup

I have a production database that I usually run fullbackups on once every week. I have bin logs turned on for incremental backups. The production server is on the west coast while business hours are ...
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1answer
129 views

How to track only DDL statements executed in MySQL

Can we track only executed DDL statements in MySQL but not DML statements. I dont want to use either binlog/general log to enable. I just wanted to track only DDL statements. I had gone through the ...
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How to improve the speed of point in time recovery using mysqlbinlog?

I am backuping database by online backup percona xtrabackup and binlog. My data is about 16G. I scheduled to do a full backup by xtrabackup. Binlog is for point in time recovery. Backup is OK. When ...
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119 views

mysqlbinlog recovery table wise

I am going to restore my MySQL database table using log files. My database name is "decsys" . I have already created sql using log files C:\wamp\bin\mysql\mysql5.5.8\bin>mysqlbinlog -d decsys ...
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39 views

Is there any drawback of MIXED replication mode?

So, recent mysql server allows three types of replication mode: STATEMENT, ROW, MIXED. They all have pros/cons, and I pick the mode according to site characteristics. When I get a replication error I ...
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1answer
114 views

Myloader command: Table doesn't exist

I took the backup of mysql database using mydumper command: mydumper -B mydb -o /backup/oct3 -s 500000 -c -m -S /tmp/mysql.sock -u root -p password@123 -v 3 Now, I am restoring mysql database ...
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What Is dummy bind in mainframe? [duplicate]

I am new into a mainframe project.Here after compiling when a program gets return code as 004,they do a dummy bind and it runs fine.Can someone please tell me what dummy bind is all about?
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2answers
5k views

Restoring MySQL Tables from .ibd, .frm and mysqllogbin files

For some reason, when I try to open up my tables that are stored in .frm and .ibd files (whether on MySQL or phpmyadmin) it gives me a syntax error or it says it does not exist. I've read the other ...
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restore using mysqlbinlog failing

While doing restore from a MySQL binary log file, it is failing with the following error . mysqlbinlog mysql-bin.000036 | mysql -u root -p asdb ERROR 1032 (HY000) at line 48: Can't find record in ...
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351 views

Abnormally high MySQL writes and larger than normal Binary Log files. How can I determine what caused this?

We have a MySQL master database which replicates to a MySQL slave. We were experiencing issues where MySQL was showing a high number of writes (but not an increased number of queries being ran) for a ...
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1answer
619 views

Replication - Binary log parsing(Tableid generation, ON DELETE CASCADE handling, Changed columns for update event)

I am using MySQL 5.5 with InnoDB engine. I have set binlog format as row-based replication. I have some doubts regarding replication: 1) How is the tableID generated? Is it stored somewhere? 2) ...
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302 views

Incremental MySQL restore using binlogs

I've tried to restore a MySQL database using incremental binlogs and mysqlbinlog tool but I received the following message: ERROR 1666 (HY000) at line 30: Cannot execute statement: impossible to ...
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MySQL : Extract SQL statements from binlog

I am trying the following command to extract SQL statements from binlog for using it in another database (Amazon RDS) mysqlbinlog /var/lib/mysql/binlog.000027 --start-position=54375264 ...
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180 views

Get missed transactions from slave

I'm trying to write a disaster recovery plan, I have one way replication with 1 master(A) and 3 slaves(B,C,D) A /|\ / | \ B C D Let's say my master crash, and I loose all data on ...
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Why do the MySQL bin log files still exist after a purge or flush?

I've used PURGE BINARY LOGS as well as FLUSH LOGS, but the mysql directory still contains these files: mysql-bin.000025 mysql-bin.000024 mysql-bin.000023 mysql-bin.000022 mysql-bin.000021 ...
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378 views

Mysqlbinlog statement reading

I am trying to perform a point in time on a specific database using a snapshot and mysql's transaction logs. I am using the following to pull statements from the time of the snapshot to the time of ...
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1answer
546 views

Is it possible to convert mysql binlog from statement format to row format?

The mysql server online is of version 4.1, which doesn't support row-based binary log. Nevertheless, I need the row-based binlog. Can I use the binlog generated by old mysql and import it into another ...
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621 views

MySQL bin log missing data?

I'm trying to make heads and tails of my binary logs and am coming up short. I have many entries similar to the following from mysqlbinlog but I'm missing log data that I know should be there. # at ...
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275 views

MySQL binary log failed to generate a new one

In my Linux standalone machine, I have set up MySQL on it. In my.cnf, I have the following cofiguration: [mysqld] log-bin=mysql-bin binlog_format=mixed expire_logs_days = 10 max_binlog_size = 100M ...