The following examples use the SQL procedure to query, update, and create DBMS tables. Querying a DBMS Table This example uses the SQL procedure to query the ORACLE table PAYROLL. The PROC SQL query ...

The SQL Procedure Pass-Through Facility is an extension of the SQL procedure that enables you to send DBMS-specific statements to a DBMS and to retrieve DBMS data. You specify DBMS SQL syntax instead ...

Below is an example of a PL/SQL procedure that calculates tax for a purchase based on the purchase amount and the tax rate. I'll also show how to call the procedure after it's created.

💡 Optimizing SQL Execution for Categorical Data: Why Use a WHILE Loop? 💡 When dealing with categorical data in SQL, one might wonder why we use a WHILE loop instead of a single query with an IN ...