Experts in Postgres and Open Source Infrastructure

To set Windows PATH for Postgres tools, open System Properties > “Environment Variable” > “Path” variable > “Edit..” button > “NEW” button > specify Postgres bin directory’s path > hit the “OK” button.

In Postgres, different commands, such as CREATE TABLE AS SELECT, CREATE TABLE AS TABLE, etc. are used to duplicate a table with or without data.

There are various ways to start, stop, or restart the Postgres server on Windows, such as using the “net start” command, “pg_ctl” utility, or “services” manager.

A schema in database management systems represents a set of rules that regulate/handle a database. It is a logical structure that holds various database objects like views, tables, indexes, sequences, etc. In Postgres, “public” is a Default schema. So, by default, Postgres users can access the "public" schema and create objects in it, such as views, tables, etc.

The SET SEARCH_PATH command, however, allows a user to set any other …

In PostgreSQL, use the CREATE DATABASE command along with the “WITH TEMPLATE” parameter to copy or clone a database.

The JSON data type in Postgres stores the data in the form of key-value pairs. To create a table’s column with JSON data type, you can specify the column’s name followed by the “JSON” data type.

In PostgreSQL, conditional expressions are used to select one of the multiple values based on the Boolean condition.

Postgres supports a couple of native JSON operators to query the data from a JSON column. These operators include a short arrow “->” and a long arrow “->>”.

In PostgreSQL, the TO_TIMESTAMP() function is used to convert a Unix or Posix Timestamp to a date or time value.

The CASE statement is one of the conditional expressions that is used to create conditional queries. Postgres supports two forms of the CASE statement: A Searched CASE and a simple CASE.