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Base de données relationnelle
When doing a schema-level or a database-level operation, a list of relations to build is created which gets processed in parallel using multiple connections, based on the recent refactoring for parallel slots in src/bin/scripts/. System catalogs are processed first in a serialized fashion to prevent deadlocks, followed by the rest done in parallel. This new option is not compatible with --system as reindexing system catalogs in parallel can lead to deadlocks, and with --index as there is no conflict handling for indexes rebuilt in parallel depending in the same relation. Author: Julien Rouhaud Reviewed-by: Sergei Kornilov, Michael Paquier Discussion: https://postgr.es/m/CAOBaU_YrnH_Jqo46NhaJ7uRBiWWEcS40VNRQxgFbqYo9kApUsg@mail.gmail.com |
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| configure | ||
| configure.in | ||
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| README.git | ||
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. PostgreSQL has many language interfaces, many of which are listed here: https://www.postgresql.org/download 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 may be obtained at https://www.postgresql.org/download/. For more information look at our web site located at https://www.postgresql.org/.