Results for "br"
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Normalization in Databases
Normalization in a database is the process of organizing the data to reduce redundancy and improve data integrity. The main goal of normalization is to bre…
Master Database in SQL Server
Introduction SQL Server me agar koi ek database sabse zyada critical hai, to wo hai: Master Database Ye SQL Server ka core brain hai. Agar master database …
Insert <br> tag in SQL text string
CREATE or ALTER FUNCTION dbo.Fn_InserBRtag(@inputString NVARCHAR(MAX)) RETURNS NVARCHAR(MAX) AS BEGIN DECLARE @resultString NVARCHAR(MAX) = ''; DECLARE @st…
Databricks, Apache Spark, Data Engineering and Science etc.
Azure Databricks is a platform on Microsoft Azure that helps with big data analysis and machine learning. It lets you work with large datasets easily and c…
Azure Databricks command
Here are some common commands used in Databricks: %fs : Allows you to interact with the filesystem. For example, %fs ls lists the files in the current dire…
Databricks widgets
Input widgets allow you to add parameters to your notebooks and dashboards. You can add a widget from the Databricks UI or using the widget API. If y…
How to use Window Functions in PySpark
Absolutely! Let’s break it down and explain each PySpark window function with examples using your code and dataset. I’ll categorize the functions into thre…
What is Managed and External table in Spark
In Apache Spark, both Managed and External tables are used to store the data. However, there are significant differences in how Spark manages the data for …
What is catalog in Spark
In Apache Spark, the catalog refers to the internal management system that keeps track of all the metadata related to tables, databases, functions, and oth…
Application,Job,Stage,Task in Spark
In Apache Spark, the execution of a program is broken down into multiple levels of granularity: applications, jobs, stages, and tasks. Understanding these …
What is Data Lake
A data lake is a centralized repository that allows you to store all your structured and unstructured data at any scale. You can store your data as-is, wit…
Basic in NumPy
NumPy is a Python library. NumPy is used for working with arrays. NumPy is short for "Numerical Python". The array object in NumPy is called ndarray, it pr…
Matrices
Definition A matrix is a rectangular array of numbers , symbols, or expressions arranged in rows and columns. Types of Matrices Square Matrix : A matrix wi…
Basics of Pandas
Pandas is the most popular open-source library in the Python programming language and pandas is widely used for data science/data analysis and machine lear…
Seaborn
Seaborn is a powerful and easy-to-use data visualization library in Python built on top of Matplotlib. It's great for creating attractive and informative s…
Making API Calls in Python
APIs (Application Programming Interfaces) are the bridges that allow different software systems to communicate with each other. pip install requests import…
Complex Data(StructType, ArrayType, and MapType) Types in PySpark
Great! Let’s break down PySpark's complex data types— StructType , ArrayType , and MapType —in a simple and clear way. We'll go over: What they are When to…