3.4.6 How Do Languages and Environments Assist With These Tasks?
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3.4.6 How Do Languages and Environments Assist With These Tasks?

Although many environments require that the developer deal manually with these tasks, there are long-standing environments that bring significant automation to bear. The poster child for these environments is SQL, many implementations of which automatically parallelize single large queries and also automate concurrent execution of independent queries and updates.

These four categories of tasks must be carried out in all parallel programs, but that of course does not necessarily mean that the developer must manually carry out these tasks. We can expect to see ever-increasing automation of these four tasks as parallel systems continue to become cheaper and more readily available.

Quick Quiz 3.13: Are there any other obstacles to parallel programming? End Quick Quiz