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The statements containing a <code>:=</code> are defined in ECL as attribute definitions. They do not denote an action; rather a definition of a term. Thus, logically, an ECL program can be read: "bottom to top"
OUTPUT(SD)
What is an SD?
SD := SORT(D,Value);
SD is a D that has been sorted by ‘Value’
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What is a D?
D := DATASET([{'ECL'},{'Declarative'},{'Data'},{'Centric'},{'Programming'},{'Language'}],{STRING Value;});
D is a dataset with one column labeled ‘Value’ and containing the following list of data.
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