More information about PostgreSQL can be found here:https://www.postgresql.org/about/. There are several ways to import Oracle data into PostgreSQL. Here we will discuss a few of the methods that are well proven and most popular. Method 1: Ora2Pg As the name suggests, Ora2Pg is used t...
Here we will walk through the basic steps you would need to follow to import a .csv file successfully into a PostgreSQL database. We will explain it using two different options: first, when you are already logged into the database and then call the file from inside a psql prompt; and s...
SUMMARY: This article reviews how to use the basic data manipulation language (DML) types INSERT, UPDATE, UPDATE JOINS, DELETE, and UPSERT to modify data in tables. Data Manipulation Language (DML) A DML statement is executed when you: Add new rows to a table. Modify...
Importing CSV files into a MySQL HeatWave Database Service instance is very easy and efficient thanks to MySQL Shell. It can be used to import data from PostgreSQL but also from other RDBMS. Of course depending of the structure of the data, some initial work might be required, especial...
PostgreSQL is a robust and versatile open-source relational database management system that has gained considerable traction in the tech industry. It has become the preferred choice for developers looking to handle complex queries and big datasets. Wh
How to Create a Database Via "createdb"? In PostgreSQL, you can use the“createdb”command to create/make a new database. You can run the "createdb" command directly from the Command Prompt, unlike the“CREATE DATABASE”command. The“createdb”command can add some comments/descriptions to ...
That’s all about describing a database object in PostgreSQL using psql’s meta-commands. Bonus Tip 1: How to Describe Postgres Schemas Using psql? A schema in Postgres is like a container that allows us to organize the database objects into logical groups. Postgres allows us to create seve...
On the first node only, as postgres user modify the postgresql.conf file. The steps below are used for creating a replicated database instance for use with promotable pgsql pacemaker resource: Below are the settings which should be included, and these can be appended to the bottom of the co...
sqoop import- The executable is namedsqoop, and we are instructing it to import the data from a table or view from a database to the HDFS. --connect- With the--connectargument, we are passing in the JDBC connect string for PostgreSQL. In this case, we use the IP address, port number...
We saw in this previous post how to import data from PostgreSQL to MySQL Database Service. Using almost the same technique, we will now import data from Amazon Redshift and import it to a MDS instance. With Redshit we have two options to export the data