Web Reference: In this video, we'll explore Data Manipulation Language (DML) commands in PostgreSQL, including INSERT, UPDATE, and DELETE queries. Feb 26, 2026 · Returning Data from Modified Rows. The previous chapter discussed how to create tables and other structures to hold your data. Now it is time to fill the tables with data. This chapter covers how to insert, update, and delete table data. The chapter after this will finally explain how to extract your long-lost data from the database. 5.15. Consider the following table, having records as shown. We will run some queries on this table to demonstrate the UPDATE statement. Scenario 1- Update single column,row The following query is an example which would update the column, employee_name, for the employee whose employee_idis 1 Scenario 2- Update multiple rows The following query is an exam...
YouTube Excerpt: In this video, we'll explore Data Manipulation Language (
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