#57 ✓ resolved
Psycopg website

Error on processing placeholders with negative integer

Reported by Psycopg website | May 29th, 2011 @ 10:44 PM

Submitted by: nk.0@ya.ru (Konstantin Nikitin)

Here is my error log

import psycopg2 connection = psycopg2.connect("user=konstantin dbname=konstantin") cursor = connection.cursor() cursor.execute("select 1-%s from table", (2, )) cursor.fetchall() [(-1,), (-1,), (-1,), (-1,), (-1,), (-1,), (-1,), (-1,)] cursor.execute("select 1-%s from table", (-1, )) cursor.fetchall() [(1,)] cursor.execute("select 1 - %s from table", (-1, )) cursor.fetchall() [(2,), (2,), (2,), (2,), (2,), (2,), (2,), (2,)]

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Psycopg is the most used PostgreSQL adapter for the Python programming language. At the core it fully implements the Python DB API 2.0 specifications. Several extensions allow access to many of the features offered by PostgreSQL.

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