Abstract: Aggregation functions such as COUNT, SUM, AVG, MAX, and MIN are basic tools for summarizing data in SQL. However, their behavior can be affected by several factors such as the occurrence of ...

Abstract: Document databases are increasingly popular in various applications, but their queries are challenging to write due to the flexible and complex data model underlying document databases. This ...

The secretary is one of the office bearers and plays a significant role in the management of a cooperative housing society. Their functions are detailed in Bye-Law 140. If your managing committee has ...

I tried to implement my own count aggregate. It works well for simple queries, generating the same result as the built-in count. However, all 0s in count's output becomes NULL if used in subqueries, ...

With the development of blockchain technology, more and more applications need out-of-chain data. Thus, blockchain oracles have become an important bridge for transferring data on and off the chain.

I need a help in writing a validator in javascript or JQuery for a string expression that will allow arithmetic expressions like (),+,-,*,/,min(),max(),avg(). In the string, min(),max(),avg() should ...

The way SPYQL works is by chunking the highest level pre-defined components of a SQL query (SELECT, FROM, WHERE, etc.) into attributes of a SPYQL SQL object. I made SPYQL to pull myself out of the ...