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: http://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 http://www.postgresql.org/download/. For more information look at our web site located at http://www.postgresql.org/.
Alvaro Herrera
authored
If inherited tables don't have exactly the same schema, the USING clause in an ALTER TABLE / SET DATA TYPE misbehaves when applied to the children tables since commit 9550e834. Starting with that commit, the attribute numbers in the USING expression are fixed during parse analysis. This can lead to bogus errors being reported during execution, such as: ERROR: attribute 2 has wrong type DETAIL: Table has type smallint, but query expects integer. Since it wouldn't do to revert to the original coding, we now apply a transformation to map the attribute numbers to the correct ones for each child. Reported by Justin Pryzby Analysis by Tom Lane; patch by me. Discussion: https://postgr.es/m/20170102225618.GA10071@telsasoft.com
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HISTORY | ||
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configure.in |