10 мар. 2011 г. · in psycopg2 there is also the cursor's mogrify() method, which lets you see exactly what command would be executed by a given query without (or ...

9 нояб. 2012 г. · The same way you'd query a table. From a SELECT point of view, a VIEW is the exact same thing as a TABLE : cur.execute("SELECT * from my_view")

12 авг. 2022 г. · I am trying to run a SQL "SELECT" query in Postgres from Python using Psycopg2. I am trying to compose the query string as below, but getting error message.

12 июл. 2018 г. · You need cursor.mogrify(query, params) , but to call it you need a cursor and to create a cursor you need to open a connection.

18 сент. 2015 г. · I'm trying to get the performance statistics on queries executed by psycopg2, but the documentation / examples still seem fuzzy and not as clear ...

8 дек. 2013 г. · So basically rowcount will display how many rows affected by your query. ... Checking existence of list of python values in psycopg2/postgresql.

30 сент. 2013 г. · I am trying to use psycopg2 with my postgresql database just running on my local machine can't get it to return results no matter what I try.

23 янв. 2015 г. · What is the correct method to have the list (countryList) be available via %s in the SQL statement? # using psycopg2 countryList=['UK','France'] ...

2 февр. 2020 г. · Use the cursor.description attribute to retrieve column names and convert results to dictionaries: result = cursor.fetchall() columns = [desc[0] for desc in ...

10 февр. 2012 г. · One way to check for a successful operation with psycopg2 is simply to look at the rowcount attribute for the cursor after your statement.