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SQL Anywhere 10.0.1 » SQL Anywhere Server - SQL Usage » Query Optimization and Execution » Query execution algorithms » Miscellaneous algorithms

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Row Constructor algorithm

The Row Constructor algorithm is a specialized operator that creates a virtual row for use as the input to other algorithms. The Row Constructor algorithm is used in the following two ways:

In the case of short or long text plans, the plan string continues to contain a reference to the table SYS.DUMMY, even though a Row Constructor algorithm has replaced the table scan.

See also