How to add/initialize/start 2nd datanode on samedatanode server on already...
I have already running ndb cluster with 2 datanode servers with 1 data node on each and 2 mgmt servers with mgmt srvs and mysqld srvs running on both. Now I am planning to add 1 more data node onto 2...
View ArticleDB down - Missed HeratBeat - Bonding (no replies)
Hello I faced 1 problem with my ndbcluser. My DB went unreachable due to missed heatbeat. I saw that at 03:15am all the Nodes faced some missed Heartbeat. 2019-01-14 03:15:08 [MgmtSrvr] WARNING --...
View ArticleInitial Restart of data node stuck in Phase 5 (no replies)
Hello, We had to increase the DataMemory/IndexMemory values for our 2-node cluster. After making changes to the Management Node, we performed rolling restart of the data nodes. First data node has...
View ArticleDBdeployer: MySQL NDB Cluster (no replies)
dbdeployer: MySQL NDB Cluster — http://datacharmer.blogspot.com/2019/03/dbdeployer-community-part-3-mysql.html
View ArticleTesting MySQL NDB Cluster with dbdeployer (no replies)
https://mysql.wisborg.dk/2019/03/27/testing-mysql-ndb-cluster-with-dbdeployer/
View ArticleMySQL Cluster: The table is full (no replies)
I have a problem with MySQL Cluster. I created a table in order to be stored in the disk but i think it's always stored in memory. I have have created a table with the query below: CREATE TABLE IF NOT...
View ArticleThe table is full - Error #1114 (no replies)
Hi all, We are receiving the above error message when trying to add a primary or foreign key to any table within any database. I have looked at our memory reports and all indicates hardly any memory...
View ArticleMySQL Cluster : Error in NdbJTie : message missing NULL ptr in end of keyData...
Detail error : com.mysql.clusterj.ClusterJDatastoreException: Error in NdbJTie: returnCode , code 4,276, mysqlCode -1, status 2, classification 1, message Missing NULL ptr in end of keyData list...
View ArticleMySQL Cluster : concurrent inserting rows throws error (no replies)
/Volumes/hd2/pb2/build/sb_0-32091731-1546434057.61/mysql-cluster-gpl-8.0.14-dmr/storage/ndb/src/ndbapi/TransporterFacade.cpp:3185: require((false)) failed. I am using MySQL Cluster 8.0.14 DMR. I...
View Articlendb clusterj session.load(T instance) usage ? (no replies)
Hi~ I am new to ndb cluser and I am trying to use clusterJ as java client to ndb cluster. I want to know about session.load(T instance) method. I guess, when we call this load method, the table row go...
View ArticleCluster/J: Join two tables (no replies)
Hi all, Just started using community edition of mysql cluster (7.6.8) I am trying to Cluster/J Java Api for querying the cluster. I am not able to find any way to join two tables. Any help/pointers...
View ArticleDowngrade from commercial to community. (no replies)
I am running MySQL NDB Cluster mysql-5.6.27 ndb-7.4.8 1.3.6 MySQL Cluster Manager With a commercial licence. I am looking to "downgrade" to the community edition. Presumably I can install the...
View ArticleClusterJ JSON field type mapping to Java Object (no replies)
Table: CREATE TABLE table_name ( --- --- json JSON, PRIMARY KEY(---))ENGINE=NDBCLUSTER; How do I map json column to java object in ClusterJ persistent interface. Regards, Samarth Sangam
View ArticleHow to verify work of Data Node in MySQL cluster? (1 reply)
Hi, I configured Mysql cluster. I have Management and SQL on 1 node and 2 Data nodes. Command "ndb_mgm> show" gives me this: [ndbd(NDB)] 2 node(s) id=2 @1.1.1.2 (mysql-5.7.26 ndb-7.6.10, Nodegroup:...
View ArticleHow to change the engine of database? not engine of table (no replies)
Hi, i have a database with 200 tables. I need to import it to MySQL Cluster. I found how to change the engine of tables to NDB, but Can i change the engine of database to NDB or can i Alter several...
View ArticleNDB Cluster users/passwords migration (no replies)
Hi Whats the best way/easiest way to migrating users/passwords not grants... from lower version(7.4.11) to higher version (7.6.29) ndb cluster mysql and from lower version(7.6.29) to version (7.6.29)...
View ArticleErrors when importing dump from MariaDB with InnoDB engine to MySQL Cluster...
When i import DB dump from MariaDB 10.3 with InnoDB engine to MySQL Cluster 7.6 with NDB engine i receive errors: - ERROR 1112 (42000) at line 159: Table 'NAME' uses an extension that doesn't exist in...
View ArticleBuy real registered passports((www.supportdocuments24hrs.com (no replies)
real registered passports (www.supportdocuments24hrs.com) driver's license, identity card We only offer original passport, driver's license, identity cards, visas, stamps and other documents for the...
View ArticleDisk Layout / Directory Structure with raid. (3 replies)
For any NBD Cluster with 2 dataservers with 24disk of 600gb..what's the best Disk Layout / Directory Structure and RAID configuration? along with root , var, tmp etc with our undo redo ts lcp logs and...
View ArticleHeterogeneous Latencies with Ndb API (no replies)
Hi, I developed an application server that uses the C++ ndb API. I did a test with a transaction that inserts data into two tables. The records are a few tens of bytes, everything works fine except...
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