Re: [Drizzle-discuss] GSOC'13 MySQL and drizzle replication with Google Protobuffers

2013-04-21 Thread kuldeep porwal
Hello, w.r.t to my last mail I have following modification in my proposal . 1. I have looked into *how drizzle replication works* and got the following information: For DML we have GPB based 'transaction.proto' which is then converted to it's class file which solves the low-level

Re: [Drizzle-discuss] GSOC'13 MySQL and drizzle replication with Google Protobuffers

2013-04-21 Thread Stewart Smith
kuldeep porwal 2591kuld...@gmail.com writes: *2. To Replicate from MySQL to Drizzle (Gsoc Idea): * This process is quiet simple. We read the MySQL row based binlog from the publisher (master), then we *form* the new Transaction Message using a slightly modified version of 'transaction.proto'

Re: [Drizzle-discuss] GSOC'13 MySQL and drizzle replication with Google Protobuffers

2013-04-21 Thread kuldeep porwal
Hello Sir, we just need to parse MySQL binlog and convert into drizzle transaction.proto, we won't have to change it at all. Yeah I was trying to convey the same thing but in a different manner. As I mentioned 1. As MySQL binlogs are row based, we need to change or introduce new

Re: [Drizzle-discuss] Self Introduction and Project Idea : GSOC 2013

2013-04-21 Thread Stewart Smith
Krishna Tiwari kri1...@gmail.com writes: I am a M.Tech (Information Technology) student from NIT Durgapur backed with B.Tech in Computer Science and Engineering. I would like to work with Drizzle this year as of my interest to database and programming . I have done several

[Drizzle-discuss] Jenkins NTP

2013-04-21 Thread Andrew Hutchings
Hi guys, I've sync'd up the OpenSUSE builder and Jenkins master with ntpdate. Libdrizzle builders were failing due to the clocks being out-of-sync. In future I think we should have an ntpdate service running on the master and slaves because the master seems to leak time quite a bit (this

Re: [Drizzle-discuss] GSOC'13 MySQL and drizzle replication with Google Protobuffers

2013-04-21 Thread Stewart Smith
kuldeep porwal 2591kuld...@gmail.com writes: If in future if we find some DDL inconsistency or any other issue that *may* require changing transaction.proto then we should modify it and keep that under different version. As this will obviously help in entirely independent working of our module

Re: [Drizzle-discuss] GSOC'13 MySQL and drizzle replication with Google Protobuffers

2013-04-21 Thread Arjen Lentz
Hi Stu, Kuldeep Possibly a separate task, but have you guys considered supporting the Galera replication system for Drizzle? It may even be possible to have mixed Drizzle and MariaDB in a cluster. Async repl, even the best possible implementation, still leaves write-scaling and

Re: [Drizzle-discuss] GSOC'13 MySQL and drizzle replication with Google Protobuffers

2013-04-21 Thread Andrew Hutchings
On 22/04/13 01:28, Stewart Smith wrote: kuldeep porwal 2591kuld...@gmail.com writes: If in future if we find some DDL inconsistency or any other issue that *may* require changing transaction.proto then we should modify it and keep that under different version. As this will obviously help in