Set operations compare the elements in two sets to find commonalities or differences. In MATLAB ®, the sets are arrays of numbers, dates, times, or text data. Most set operations compare sets for exact equality, which can be problematic in the context of floating-point arithmetic. The SET Operation. SET is used to set the value of a specific process variable (PV in the manuals) in relation to another PV. The relation must be of the form Y = mX + b and the process variables must be of the same type. operations: Jobs or tasks consisting of one or more elements or subtasks, performed typically in one location. Operations transform resource or data inputs into desired goods, services, or results, and create and deliver value to the customers. Two or more connected operations constitute a process, and are generally divided into four basic ... Relational Set Operators uses relational algebra to manipulate contents in a database. All together there are eight different types of operators. These operators are SQL commands. SELECT is the command to show all rows in a table. It can be used to select only specific data from the table that meets certain criteria. This command is also referred to as the Restrict command. The purpose of the Operational Plan is to provide organisation personnel with a clear picture of their tasks and responsibilities in line with the goals and objectives contained within the Strategic Plan. Basically, the Operational Plan is a plan for the implementation of strategies contained within the Strategic Plan. A set is an unordered collection with no duplicate elements. Basic uses include membership testing and eliminating duplicate entries. Set objects also support mathematical operations like union, intersection, difference, and symmetric difference. Curly braces or the set() function can be used to create sets.