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This rule is needed to enable error recovery à
la yacc. This is what makes Statement a unit of
parsing for AQL: in case of syntax error, AQL's parser
ignores everything past the last successfully parsed
Statement and up to the next end of statement character:
a semicolon (';'- also known as the nonterminal EOS,
which is used instead of ';' in certain rules in order
to enable a user prompt action when in interactive mode).
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Copyright © 2012 by Hassan Aït-Kaci; All Rights Reserved.
