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Dynamic Date Series in SQL Server (Financial Year + Calendar Year Handling)
...L Server, one common requirement is generating a continuous date series between two dates — especial...
SQL Server Index Complete Guide
SQL Server Index kya hota hai? Clustered, Non-Clustered, Covering, Filtered, Columnstore — sab kuch ek hi blog mein. Beginners se experts tak, Hinglish mein...
PySpark Built-in Functions
These functions are commonly used with groupBy() , agg() , or select() to compute things like sum, average, max, min, count, etc. PySpark functions come fr…
DateTime in Python
In Python, the datetime module provides classes for manipulating dates and times. It offers several functions and methods to create, manipulate, and format…
SQL Server User-Defined Functions (UDF)
SQL Server ke saare User-Defined Functions — Scalar, Inline TVF, MSTVF — ko ek jagah samjho. Real examples, performance tips, aur interview questions ke saath.
SQL Server Deadlock & Performance Monitoring Made Easy
Introduction In SQL Server, performance issues are very common. Sometimes queries run slow, sometimes users get stuck, and sometimes the system becomes unres...