Imagine this: you’re in the middle of a critical project, flipping through pages of hastily scribbled notes or scrolling endlessly through a digital mess, trying to find that one important detail.

Abstract: With the development of web application, the demand of query performance and expansion becomes increasingly necessary. Relational database seems hardly handling with this, more and more ...

A nested table is one table placed inside of another, where the larger table functions as a container for the smaller one. Nested tables are a way for you to organize objects, such as images or text, ...

When working with address data, you may encounter situations where you need to merge multiple columns, such as address, town, and postcode, into a single column. Power Query makes this task a breeze.

In clickhouse create a table with multiple numeric columns (int64, float64) and import it as direct query in powerbi. In powerbi add a table visualization and add multiple columns to it. Initially it ...

WITH metrics AS ( SELECT date_dimension, MAX(field) as field_max, FROM `lightdash-analytics`.`prod`.`community_stats_daily` AS `community_stats_daily` GROUP BY 1 ) SELECT * FROM (SELECT *, ...

We’re thrilled to announce that you can now connect with SharePoint lists and SQL tables directly within Data workspace in Power Pages! Makers can create virtual tables to connect to existing data ...

Lets geek out. The HackerNoon library is now ranked by reading time created. Start learning by what others read most. Lets geek out. The HackerNoon library is now ranked by reading time created. Start ...

Read this SQL tutorial to learn when to use SELECT, JOIN, subselects and UNION to access multiple tables with a single statement. It’s sometimes difficult to know which SQL syntax to use when ...