anchor.diff:      : TRUNCATE TABLE tableName
       ;
   
  +temporaryClause_
  +    : (GLOBAL TEMPORARY)?
  +    ;
  +
   tablespaceClauseWithParen
       : LP_ tablespaceClause RP_
       ;
  
positive.code:     ;
  
  relationalTable
      : (LP_ relationalProperties RP_)? (ON COMMIT (DELETE | PRESERVE) ROWS)? tableProperties
      ;
  
  relationalProperties
  
negative.code:     ;
  
  columnDefinition
      : columnName dataType SORT? (VISIBLE | INVISIBLE)? (DEFAULT (ON NULL)? expr | identityClause)? (ENCRYPT encryptionSpec)? (inlineConstraint+ | inlineRefConstraint)?
      ;
  
  identityClause
  