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Previously these functions returned the previous segment number if the LSN was on a segment boundary. We now always return the current segment number for an LSN. Docs updated to reflect this change. Regression tests added, author Andres Freund. Also mentioned in thread https://postgr.es/m/flat/20220204225057.GA1535307%40nathanxps13#d964275c9540d8395e138efc0a75f7e8 BACKWARD INCOMPATIBILITY Reported-by: Kyotaro Horiguchi Discussion: https://postgr.es/m/20190726.172120.101752680.horikyota.ntt@gmail.com Co-authored-by: Kyotaro Horiguchi Backpatch-through: master
PostgreSQL Database Management System ===================================== This directory contains the source code distribution of the PostgreSQL database management system. PostgreSQL is an advanced object-relational database management system that supports an extended subset of the SQL standard, including transactions, foreign keys, subqueries, triggers, user-defined types and functions. This distribution also contains C language bindings. See the file INSTALL for instructions on how to build and install PostgreSQL. That file also lists supported operating systems and hardware platforms and contains information regarding any other software packages that are required to build or run the PostgreSQL system. Copyright and license information can be found in the file COPYRIGHT. A comprehensive documentation set is included in this distribution; it can be read as described in the installation instructions. The latest version of this software, and related software, may be obtained at https://www.postgresql.org/download/. For more information look at our web site located at https://www.postgresql.org/.