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Azure SQL Data Warehouse is a managed Data Warehouse-as-a-Service (DWaaS) offering provided by Microsoft Azure. A data warehouse is a federated repository for data collected by an enterprise’s operational systems. Data systems emphasize capturing data from different sources for access and analysis.
COALESCE() It is a function that returns the first non-NULL value in a list of expressions. If all the values in the list are NULL, the COALESCE() function will return NULL. Syntax: The COALESCE() function is often used to replace NULL values with a default value. Examples: This will return […]
To add these standard columns to your tables in MySQL, one for the creation date-time and another for the last updated date-time of each record, you can use the DATETIME data type, along with the DEFAULT and ON UPDATE clauses. Here’s how you can do it: Here is an example […]
You can use several built-in functions to get the current date and time in MySQL. Here are some of the most commonly used ones: Here is an example of how you might use one of these functions in a query to insert the current date and time into a table: […]
In the era of big data, the ability to process and analyze vast amounts of streaming data in real time has become a competitive advantage for businesses. Amazon Web Services (AWS) Kinesis Firehose offers a robust and scalable solution for handling real-time data streams efficiently. In this article, we will […]
Introduction In today’s data-driven world, preparing and transforming data efficiently is crucial for businesses to gain valuable insights. AWS Glue DataBrew, a fully managed data preparation service offered by Amazon Web Services (AWS), empowers organizations to cleanse, enrich, and transform data without complex coding or manual processes. History and Overview […]
With the festive season right around the corner, here are a few ways in which businesses can meet the challenges of last-mile deliveries by adopting advanced technologies The festive season in India is a crucial time for e-commerce companies, with the value of goods sold online during the first week […]
Amazon Redshift is a cloud-based data warehousing solution that Amazon Web Services (AWS) provides. It allows businesses to store, query, and analyze large amounts of data cost-effectively and scalable. Benefits: Pros: Cons: Alternatives:
CREATE TABLE COMPANY( ID INTEGER PRIMARY KEY AUTOINCREMENT, NAME TEXT NOT NULL, AGE INT NOT NULL, ADDRESS CHAR(50), SALARY REAL );