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
Create two tables with data: createtablecountries (idint, namevarchar(20));createtablestates (idint, namevarchar(20));insertintocountriesvalues(1,'America') , (2,'Brazil') , (3,'Canada') ;insertintostatesvalues(1,'Washington') , (2,'Yardley') , (3,'Zimbabwe')...
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...
How to Insert a Timestamp into a Postgres Table? The need for theTIMESTAMPdata type arises when we have to keep/save the date and time values in a particular database. For instance, the TIMESTAMP data type can be handy in scenarios where we have to maintain the staff’s check-in and...
I'm trying to run an insert query where it will insert to a table if the data has all parameters; else, if there are missing parameters, insert nulls as values. An example would be some records will not have last_delivery nor volume_rate parameters. So how can I ...
Important:To create a database, you must be a superuser, or you must have "create database" privileges. Note:To create aPostgreSQLdatabase, we will execute the“CREATE DATABASE”command from the psql(SQL Shell). You can execute the same command from pgAdmin's query tool to create a dat...
database, we need to connect to a different database. To rename any database in PostgreSQL, we need the privileges of the owner of the database or need admin of the database server. If we have to change the database name after database creation, we have changed or renamed the data...
Postgresql (Postgres) login FAQ: How do I log into a Postgres database from the command line? Solution To log into a Postgres database from your operating system command line, use the psql command. Let's take a look at a few psql command line options you can use. Postgres login ...
Direct upgrades from 21c to 23ai is not available. To use Oracle GoldenGate 23ai for Oracle Database or PostgreSQL, you must create a new deployment.One of the new features within Oracle GoldenGate 23ai is capture and delivery of array, pgvector extension, tsquery and tsvector for P...
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...