The post talks about two exceptions I came across while trying to implement new Drill Functions. I would keep updating the list as i come… Read More »Few exceptions and solutions while implementing new drill functions
This is a compiled version of my lessons from Apache Drill Contribution. Hope its helpful for beginners. Cheers.\m/ This is a crisp post on contributing… Read More »How to contribute to Apache Drill : Implementing Drill Math Functions
The Z-Algorithm solves the longest common prefix of string in a linear time. It can be used as substitutes of Suffix trees and suffix array… Read More »Z-Algorithm for Longest Common Prefix of string
Here is small snippet to find minimum element in rotated sorted array. The code uses a modified binary search to search the element from the… Read More »Find minimum element in rotated sorted array – Modified binary search
A Util class for Lexicographically sorted permutations of number/string. Get N-th element of the result or next element for a given element without calculating all… Read More »Lexicographic permutation of Number/String
We Indians work across different parts of the globe on different horizontals and on a wide variety of technologies. We have adopted Open Source technologies… Read More »Motivating India: Is India lagging behind in Open Source contributions ?
Apache Drill by Apache Foundation is the first open source implementation of the Google’s Dremel paper for interactive query processing. Apache Drill provides low latency ad-hoc… Read More »What is Apache Drill
Apache Drill currently provides us an SQLLINE prompt where we can fire a lot of sql queries and see drill in action. Currently the parser… Read More »Debugging Apache Drill Sqlline-Query with Java remote debugging
Just switch to the root of the git source that you want to push on to github and hit the below command: git push –mirror… Read More »Quick post: pushing your git source to github
The project testcases can be debugged in maven by the java remote dubugging options. Just add the debugging options along with the mvn test command.… Read More »Debugging tests cases with maven : java remote debugging
The most common question you ever come round with in Java is : “Why is String class called Immutable ?” ( No Offence Intended !!!… Read More »Immutability
This is an stack overflow error maven build ends up with certain number of times. Adding the following maven option seems to fix it fine.… Read More »Maven build failing org.codehaus.plexus.archiver.AbstractArchiver$1 .hasNext(AbstractArchiver.java)