maazzzzz commented on issue #355: URL: https://github.com/apache/age/issues/355#issuecomment-1336272948
`Chapter 1` learned about internal logical structure of PG clusters and databases; how PG stores and manages db objects; how db files are stored( heap tables files and pages) ; how are db files written and read (seq scan and index scans). `Chapter 2` learned about the memory and process architecture of a PG host instance. `Chapter 3` got an overview of the the query processing pipeline; learned about how PG handles a query; how costs associated with it are calculated. how different joins work and their associated costs. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
