>>-+--------+--SET--assignment-clause-------------------------->< '-label:-'
assignment-clause:
.-,-----------------------------------------------------------------------. V | >>---+-+-SQL-parameter-name-+-- = --+-expression-+-------------------------+-+->< | '-SQL-variable-name--' +-NULL-------+ | | '-DEFAULT----' | | .-,----------------------. .-,--------------. | | V | V | | '-(----+-SQL-parameter-name-+-+--)-- = --+-(----+-expression-+-+--)-+-' '-SQL-variable-name--' | +-NULL-------+ | | '-DEFAULT----' | '-row-fullselect-----------'
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