PostgreSQL remote connection method
Sometimes when connecting remotely, it will report Error connecting to the server: fatal error: not used for host “…”, User “…”, database “…”, pg_hba
Author: Simo
PostgreSQL – Postgres and C3P0 invalid time zone error during connection
The following error occurred when trying to connect a standalone Java application to Postgres:
org.postgresql.util.PSQLException: FATAL: parameter “TimeZone” Invalid value: “America / New_Yor
Execute this hour of operation in PostgreSQL
I am in the RoR stack, and I have to write some actual SQL to complete all “open” record queries, which means that the current time is within the specified operation time. In the hours_of_operation
PostgreSQL – Returning data from the update view does not work?
I have two simple tables of person and address, inserted through the updatable view person_details.
Relations and triggers
CREATE TABLE address (
id serial PRIMARY KEY,
street varchar
NOSQL – Should I use Redis to store a lot of binary files?
I need to store a large number of binary files (10 – 20 TB, each file ranges from 512 kb to 100 MB).
I need to know whether Redis will work on my system.
I need the following attributes in m
PostgreSQL copies the data into the table
I use the copy command in Postgresql, I have a line of data in a text file, it is the separator, I want to copy it to the db table. I received an error saying:
Error: Invalid byte sequence encodin
PostgreSQL – put the explain result in the table?
I saw from Postgres 8.1 docs that EXPLAIN generated data similar to the table:
Prior to PostgreSQL 7.3 , the plan was emitted in the form of a NOTICE
message. Now it appears as a query resul
PowerDesigner creates an index
http://www.qeefee.com/article/ws00000400
http://blog.csdn.net/imlmy/article/details/8082383
Export into sql statement:
First select the database to be converted into a physical mo
PostgreSQL Intellij: fatal: Role XXX does not exist
I can connect to psql and do what I want instead of IntelliJ.
PostgreSQL version: postgres (PostgreSQL) 9.6.1
IntelliJ version: 2016.3.1 IntelliJ configuration:
URL: jdbc:postgresql://l
PostgreSQL – AWS Database Single Columns Add a lot of data
I am using PgAdmin to retrieve data from an AWS database. This works well. The problem is that I set a column to True after retrieving the corresponding row and initially set it to Null. Doing so w