anchor.diff:  table_value_constructor
       : VALUES '(' expression_list ')' (',' '(' expression_list ')')*
       ;
  -    
  +
   expression_list
       : expression (',' expression)*
       ;
  
positive.code:     | op=('+' | '-') expression                                #unary_operator_expression
      | expression op=('+' | '-' | '&' | '^' | '|') expression   #binary_operator_expression
      | expression comparison_operator expression                #binary_operator_expression
  
      | ranking_windowed_function                                #ranking_windowed_function_expression
      | aggregate_windowed_function                              #aggregate_windowed_function_expression
      | over_clause                                              #over_clause_expression
      ;
  
  constant_expression
  
negative.code: The MIT License (MIT).
  Copyright (c) 2015-2016, Ivan Kochurkin (kvanttt@gmail.com), Positive Technologies.
  Copyright (c) 2016, Scott Ure (scott@redstormsoftware.com).
  Copyright (c) 2016, Rui Zhang (ruizhang.ccs@gmail.com).
  
  Permission is hereby granted, free of charge, to any person obtaining a copy
  of this software and associated documentation files (the "Software"), to deal
  