Welcome to the Future – AI Hints Today
Keyword is AI– This is your go-to space to ask questions, share programming tips, and engage with fellow coding enthusiasts. Whether you’re a beginner or an expert, our community is here to support your journey in coding. Dive into discussions on various programming languages, solve challenges, and exchange knowledge to enhance your skills.
Understanding Pyspark execution with the help of Logs in Detail
Pyspark RDDs a Wonder -Transformations, actions and execution operations- please explain and list them
RDD (Resilient Distributed Dataset) is the fundamental data structure in Apache Spark. It is an immutable, distributed collection of objects that can be processed in parallel across a cluster of machines. Purpose of RDD How RDD is Beneficial RDDs are the backbone of Apache Spark’s distributed computing capabilities. They enable scalable, fault-tolerant, and efficient processing…
Are Dataframes in PySpark Lazy evaluated?
BDL Ecosystem-HDFS and Hive Tables
Big Data Lake: Data Storage HDFS is a scalable storage solution designed to handle massive datasets across clusters of machines. Hive tables provide a structured approach for querying and analyzing data stored in HDFS. Understanding how these components work together is essential for effectively managing data in your BDL ecosystem. HDFS – Hadoop Distributed File…
Big Data, Data Warehouse, Data Lakes, Big Data Lake – Explain in simple words
Big data and big data lakes are complementary concepts. Big data refers to the characteristics of the data itself, while a big data lake provides a storage solution for that data. Organizations often leverage big data lakes to store and manage their big data, enabling further analysis and exploration. Here’s an analogy: Think of big…
Window functions in Oracle Pl/Sql and Hive explained and compared with examples
Common Table Expressions (CTEs) in Oracle Pl/Sql / Hive / Spark SQL explained and Compared
String/Character Manipulation functions in Oracle PL/SQL, Apache Hive
Date and Time manipulation in Oracle SQL, Apache Hive QL, Mysql
Python input function in Detail- interesting usecases