not getting with JSON data (3 replies)
Hi , We are using MySQL InnoDB 5.7.11 version and not able to get results when i pass info which i am getting data for 1st query results. Query 1: select * from app_l where label_code in ('237644111',...
View ArticleMulti master deployment across site PR/ DR (1 reply)
Hi, One of my client has a requirement of multi master setup in a production site. Let say of 2 nodes. DR also has 2 nodes. Can we do this configuration in production? Looking for some expert advise...
View ArticleInnodb taking long time to restart on a small machine (no replies)
Hi, I have a small mysql 5.7 server for testing. I left everything in default state and I wanted to add a slow query log. Thus I needed to restart my machine it took a long time nearly 1 hour and I...
View Articlerecovering InnoDB (1 reply)
Hi there, with a database "mymediawiki" I ran into serious trouble. The database consists of InnoDB tables. I can see the tables with the "show tables"-command like so: mysql> show tables;...
View ArticleProblem connecting two mysql servers to a cluster (no replies)
Hey Everybody, I'm having a problem connecting multiple mysql servers (mysqld) to a single cluster. Here is the setup: Server 1: Mgm Server Data Node mysql server Server 2: Data Node mysql server The...
View Articlespecial characters () in JSON string (no replies)
Hi Sir,madam, We are using MySQL 5.7.11, Java 1.7 and facing issue with JSON string data. we are not able to load data to table because special characters exist in between below comments. I tried to...
View ArticleBulk Insert (1 reply)
Hi, I am using MYSQL community edition 5.6 with INNODB storage engine. Everyday there is a bulk insert of approximate 300-600gb data in one table. What are best possible ways to insert data in minimum...
View ArticleMySQL 8.0: bye bye bug #199, MySQL auto_increment is fixed (no replies)
http://lefred.be/content/bye-bye-bug-199/
View ArticleInnodb log files (1 reply)
Is there a way to find number of log switches happened in mysql?
View Article2017-09-12T19:04:53.549339Z 0 [Note] InnoDB: page_cleaner: 1000ms intended...
I have MySQL Community Edition v5.7.18 running on 2 boxes with exactly the same configuration (64GB RAM, C7000+SAN+VirtualConnect, 64GB RAM, write intensive). I am encountering this page_cleaner issue...
View ArticleHow can i see the last change from a table (1 reply)
Hello all, how can i see the time from a change in a table. Can I use a function ? When yes how is the name of this function. I don't need a Timestamp column. Thank you very much
View ArticleMS SQL Server to MySQL for WITH (7 replies)
Hi, we are migrating queries from MS SQL Server to MySQL DB in one of projects. we are facing issues for sql query. We have WITH in select query and when i place same in MySQL database then i am...
View Articlehow to migrate 500gb table from 5.5 to barracuda without locking table? (2...
Hi, i have a table with around 500gb. It contains around 30M rows but the data inside is big. I do not have enough space left over to copy the whole table, i also need to do it live or in a time range...
View ArticleUTC - mysqld got signal 11 (no replies)
I am getting below error in a month at fix time,I m new to mysql. This is a Mysql cluster and error is at SQL node. Mysql version = 5.6.37-ndb-7.4.16-cluster-gpl-log MySQL Cluster Community Server...
View ArticleDatabase size increased when I delete huge data (1 reply)
I have a problem when I delete huge data. Situation: I use contents management system to manage our contents. The system use MySQL as a database. Problem: Database size has increased when I had...
View ArticleDatabase size increased when I delete huge data (no replies)
I have a problem when I delete huge data. Problem: Database size has increased when I had deleted over 300,000 contents. Database size has increased from 1.8GB to 7GB. I checked what file has...
View ArticleRank with Total (1 reply)
Hi Sir, I am using InnoDb, 5.7.11 version I am not able to provide more info on @curRank but my intention is i am able to generate rank and i want to set final rank (i.e. 3) to my other...
View ArticleMySQL 8.0: Contention-Aware Transaction Scheduling Arriving in InnoDB to...
MySQL 8.0: Contention-Aware Transaction Scheduling Arriving in InnoDB to Boost Performance http://mysqlserverteam.com/contention-aware-transaction-scheduling-arriving-in-innodb-to-boost-performance/
View Articletable storage engine for 'angestellte' doesn't have this option (2 replies)
ladies and gentlemen, I've installed the mysql server 5.7.20.0. I want to create a database with an existing database backup file from an previous mysql-version with the following create table query:...
View ArticleHow to convert from Antelope to Barracuda file format? (1 reply)
OS: linux MySQL Version: 5.6.38 I am trying to install an application (Moodle 3.4) that requires the Barracuda file format. My db has tables using Antelope file format. I do not have access to enable...
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