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ASYNC native asynchronous query mechanism for MySQL updated for 5.6 and support non-SELECT statement

Async, part of the Swanhart Toolkit (http://github.com/greenlion/swanhart-tools) has been updated to fully support 5.6 (the GET_LOCK I used only worked with new 5.7 GET_LOCK semantics) and it now also supports INSERT/UPDATE/DELETE/CREATE/CALL/etc (anything that can be prepared). You can only get a resultset back from SELECT statements even if CALL statements return a resultset. This is a MySQL limitation (no CALL xyx(..) AS table_name)

How to get ckeditor value with tags on ajaxsubmit

If you are use ckeditor for textarea and you need to fore ajax submit or form js submit but you cant find ckeditor value in your controller or php file So first you have to update field using CKEDITORinstances so you can try to following codepre classlanguagejavascriptfor instance i

A Grand Tour of Big Data. Interview with Alan Morrison

“Leading enterprises have a firm grasp of the technology edge that’s relevant to them. Better data analysis and disambiguation through semantics is central to how they gain competitive advantage today.”–Alan Morrison.

I have interviewed Alan Morrison, senior research fellow at PwC, Center for Technology and Innovation.
Main topic of the interview is how the Big Data market is evolving.

RVZ

Q1. How do you see the Big Data market evolving? 

Alan Morrison: We should note first of all how true Big Data and analytics methods emerged and what has been disruptive. Over the course of a decade, web companies have donated IP and millions of lines of code that serves as the foundation for what’s being built on top.  In the …

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Now available in swanhart-tools: NATIVE asynchronous query execution for any MySQL client!

There is often a need to run queries in the background in MySQL. This generally is accomplished using a message queue (like gearman), or by using extensions to a client (PHP has such extensions) or by using MariaDB's native async query interface (C client only I think).

While such solutions work well, they don't work for say a GO client, or for the mysql command line client itself.

I present "async"; part of the Swanhart Toolkit (http://github.com/greenlion/swanhart-tools). Async is a stored procedure and event based solution for asynchronous queries.

It consists of:


  • A queue table to hold the SQL to run, the state of execution, error messages, etc
  • A settings table that controls the number of parallel threads to use for executing queries
  • A stored routine …
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Codeigniter 3 and AngularJS CRUD with Search and Pagination Example

In This tutorial i want to show you how to create CRUDCreate Read Update Delete using AngularJS in Codeigniter I added few step to create create edit delete lists search and pagination application in your Codeigniter framework In this tutorial through you can make simple crud search and

Forcing deadlock rollback victim transaction

If you use a storage engine that supports transactions, you probably have faced or heard of deadlock's.

From MySQL Documentation:
“Always be prepared to re-issue a transaction if it fails due to deadlock. Deadlocks are not dangerous. Just try again.”

At work, we had an important job that sometimes were failing due to dead lock. I wanted to enhance it, so it will do what the documentation says ( Retry the transaction ). In order to do that, I wanted to have a scenario where I was able to reproduce the deadlock and the victim transaction was the one from the job I was fixing.

Create a deadlock is simple, you just need to have 2 sessions that each one holds a lock that the other is waiting for. For example:
We have a table that has 4 entries on it (entry 1, entry 2, entry 3, entry 4) and we have 2 …

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Automate your Database with CCBot: ClusterControl Hubot integration

With our new ClusterControl 1.2.12 release we have added many new features like operational reports, enhanced backup options, SSL Encryption for Galera replication links and improved the support for external tools. One of these tools is CCBot, the ClusterControl chatbot.

CCBot is based on the popular Hubot framework originally created by Github. Github uses Hubot as their DevOps tools of choice and allowing them to do Continuous Integration and Continuous Delivery on their entire infrastructure. So what does Hubot allow you to do?

Hubot

Hubot is a chatbot that has been modelled after Github’s internal bot called hubot. The Hubot framework allows you to quickly create your own bot and extend it with various pre made scripts and …

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Privileges in MySQL and MariaDB: The Weed Of Crime Bears Bitter Fruit

Let's look at how well MySQL and MariaDB support privileges (part of "access control" in standard terms), compared to other DBMSs, and consequences thereof.

Count the Privileges

I go to the DBMS manuals (here and starting here and here) and I count the privileges. This is like judging a town by the number of traffic lights it claims to have, but I'm trying to get an indicator for how granular the DBMS's "authorization" is.

Number of privileges listed in the manuals

MySQL/MariaDB  Oracle 12c     DB2 9.7   SQL Server 2014
31             240            52        124

Pretty …

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Laravel 52 and AngularJS CRUD with Search and Pagination Example

Now i show you how to create CRUDCreate Read Update Delete using AngularJS and Laravel 5 In Following step by step you can create web application of create edit delete lists search with pagination of items modules In this post through you can make simple crud search and pagination module

MySQL/docker performance report update

Saturday I was in my favorite grocery store, standing in the line, browsing the net on my phone. I read Vadim Tkachenko‘s blog post about Measuring Percona Server Docker CPU/network overhead and his findings were opposite than mine – he didn’t found any measurable difference. Reading his post, he did found huge impact in networking […]

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