Hi, Diwas! On Mar 25, Diwas Joshi wrote: > Hello, > > I am Diwas, a Masters' student at IIIT Hyderabad, India. > > I am interested to work on "Table functions (a.k.a UDF returning arrays / > result set)". > > I have downloaded and built MariaDB 10.1 source code from github. I started > going through the code. I realized UDF's for scalar values is already > implemented in the code, so i began to analyze from there. I got myself > acquainted with the query work-flow. I believe the work will be similar to > create_function from sql_udf.cc for some part. I understand that I'll need > some real storage mechanism for executing the functions in queries so I'll > need to use the handler class for this. Please tell me how much of the > project I have understood correctly and if I am on the right lines here and > how can i proceed towards writing my proposal for this project.
Looks like you're on the right track and understood everything correctly. You might want to check the sequence storage engine (storage/sequence/sequence.cc) - it is pretty much a hard-coded table function. A UDF table function will use the handler class similarly. Regards, Sergei _______________________________________________ Mailing list: https://launchpad.net/~maria-developers Post to : [email protected] Unsubscribe : https://launchpad.net/~maria-developers More help : https://help.launchpad.net/ListHelp
