Re: Hooks to Modify Execution Flow and Query Planner

2018-11-04 Thread Amit Langote
Hi, On 2018/11/03 17:28, Vincent Mirian wrote: > Hi Amit, > > Thank you for your response. Chapters 51, 57 and 59 (Overview of PostgreSQL > Internals, Writing A Foreign Data Wrapper and Writing A Custom Scan > Provider) seem to be relevant. Aside from the source code snippets in the > document, i

Re: Hooks to Modify Execution Flow and Query Planner

2018-11-03 Thread Vincent Mirian
Hi Amit, Thank you for your response. Chapters 51, 57 and 59 (Overview of PostgreSQL Internals, Writing A Foreign Data Wrapper and Writing A Custom Scan Provider) seem to be relevant. Aside from the source code snippets in the document, is there functional source code that can be used as reference

Re: Hooks to Modify Execution Flow and Query Planner

2018-11-01 Thread Amit Langote
Hi, On 2018/11/01 16:58, Vincent Mirian wrote: > Hi all, > > I would like to create a library with UDFs written in C that implements > different Query Planner tasks (e.g. scan, hash, join, etc...). I am looking > for a document that provides an overview of execution flow within postgres > and the

Hooks to Modify Execution Flow and Query Planner

2018-11-01 Thread Vincent Mirian
Hi all, I would like to create a library with UDFs written in C that implements different Query Planner tasks (e.g. scan, hash, join, etc...). I am looking for a document that provides an overview of execution flow within postgres and the query planner. I am also looking for a description of the s