Snowflake : Lateral Join in Snowflake
Lateral Join is a powerful feature in Snowflake that allows you to join a table with a table-valued function (TVF)….
Snowflake : Recognizes matches of a pattern in a set of rows (MATCH_RECOGNIZE)
Snowflake’s MATCH_RECOGNIZE is a powerful feature that allows users to identify patterns in data and extract meaningful insights. With MATCH_RECOGNIZE,…
Snowflake : Analyze data in a hierarchical manner (CONNECT BY)
Snowflake’s CONNECT BY is a powerful feature that enables hierarchical queries to be performed on data in a Snowflake database….
Snowflake : Data Sharing in Snowflake
Data Sharing is a unique feature of Snowflake that enables organizations to securely share data across different Snowflake accounts. This…
PySpark : PySpark program to write DataFrame to Snowflake table.
Overview of Snowflake and PySpark. Snowflake is a cloud-based data warehousing platform that allows users to store and analyze large…
Hive : Learn hive external functions and how can you use external functions in Hive?
Hive is built on top of Hadoop, which is a distributed file system and a framework for processing large data…
Hive : Hive custom input/output formats .How can you use custom input/output formats in Hive?
Introduction to Custom Input/Output Formats in Hive: Hive allows users to define custom input and output formats to read and…
Hive : How can you increase parallelism in Hive?
Introduction to Parallelism in Hive: Parallelism refers to the ability to execute multiple tasks simultaneously. In the context of Hive,…
Hive : How can you configure job scheduling in Hive?
To ensure that your Hive jobs run smoothly, it is important to configure job scheduling in Hive. Job scheduling allows…
Hive : How can you use RC file format (Record Columnar File) in Hive ?
RC File is a columnar storage format used in Hive for storing structured data. It is designed to optimize the…