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How to query time increase in Impala?
Software architecture and design How to query time increase in Impala?

Feb 21, 2022

In one of my projects we hаve а Kibаnа dаshbоаrd with сооl сhаrts we’ve built thаt shоw us interesting dаtа оn the Imраlа queries frоm the lаst 14 dаys.

How to Apply MBTI in HR: Motivation for every day
Soft Skills How to Apply MBTI in HR: Motivation for every day

Feb 14, 2022

Any manager knows that motivated employees are the key to any company’s success. Yet it’s very difficult to make sure that people, with completely different characters, views, and needs, will share…

Object-relational Mapping Using JPA, Hibernate and Spring Data JPA. Comparing the performance of persisting entities
Java Object-relational Mapping Using JPA, Hibernate and Spring Data JPA. Comparing the performance of persisting entities

Feb 7, 2022

The last article in our series on object-relational mapping using JPA, Hibernate and Spring Data JPA.

How to implement Matrix Multiplication using Map-Reduce?
Data Engineering & Data Science How to implement Matrix Multiplication using Map-Reduce?

Jan 31, 2022

There is one use case that we have to implement Matrix multiplication using Map Reduce.

Object-relational Mapping Using JPA, Hibernate and Spring Data JPA. Comparing the approaches of persisting entities
Java Object-relational Mapping Using JPA, Hibernate and Spring Data JPA. Comparing the approaches of persisting entities

Jan 24, 2022

We're continuing our series on Object-relational Mapping Using JPA Hibernate and Spring Data JPA This time we look at comparing the approaches of persisting entities.

Non-working KPIs in IT: what they can cause and how to choose the right ones. Algorithm for creating KPIs
IT Project Management Non-working KPIs in IT: what they can cause and how to choose the right ones. Algorithm for creating KPIs

Jan 17, 2022

The second article about non-working KPI. We will look at how to create KPI’s that actually improve performance.

How to load data from GCS to BigQuery?
Data Engineering & Data Science How to load data from GCS to BigQuery?

Jan 9, 2022

Using Сlоud Funсtiоns оr Сlоud Соmроser tо mоve dаtа frоm GСS tо nаtive BigQuery tаbles is а viаble аррrоасh. We will fосus оn the usаge оf Сlоud Funсtiоns here.

Object-relational Mapping Using JPA Hibernate and Spring Data JPA. Persistence with Spring Data JPA
Java Object-relational Mapping Using JPA Hibernate and Spring Data JPA. Persistence with Spring Data JPA

Jan 3, 2022

We're continuing our series on Object-relational Mapping Using JPA Hibernate and Spring Data JPA. Happy reading.

Non-working KPIs in IT: what they can cause and how to choose the right ones
IT Project Management Non-working KPIs in IT: what they can cause and how to choose the right ones

Dec 27, 2021

In this article, we will learn why KPIs are important to tech companies. How to see which KPI work and which don’t. What problems they can cause, and how to develop the right performance metrics for…

Object-relational Mapping Using JPA, Hibernate and Spring Data JPA. Switching between JP and Hibernate
Java Object-relational Mapping Using JPA, Hibernate and Spring Data JPA. Switching between JP and Hibernate

Dec 20, 2021

Another article in our series. In this one we talk about switching between JP and Hibernate.

How to solve the problem of selective MPP queries over > 10 TB tables without performing a full table scan?
Software architecture and design How to solve the problem of selective MPP queries over > 10 TB tables without performing a full table scan?

Dec 13, 2021

Раrtitiоns аre а greаt орtimizаtiоn if we knоw whiсh соlumns we’re gоing tо filter by аnd whаt kind оf questiоns аre gоing tо be аsked оn thаt tаble.

Object-relational Mapping Using JPA, Hibernate and Spring Data JPA. Native Hibernate configuration
Java Object-relational Mapping Using JPA, Hibernate and Spring Data JPA. Native Hibernate configuration

Dec 6, 2021

We're continuing our series on object-relational mapping using JPA, Hibernate and Spring Data JPA. This time we look at native hibernate configuration.

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