anchor.diff:  import Symbol, Keyword, Literals, BaseRule;
   
   createTable
  -    : CREATE TEMPORARY? TABLE (IF NOT EXISTS)? tableName (LP_ createDefinitions_ RP_ | createLike_)
  -    ;
  -
  -createLike_
  -    : LIKE tableName | LP_ LIKE tableName RP_
  +    : CREATE temporaryClause_ TABLE existClause_ tableName (createDefinitionClause_ | createLikeClause_)
       ;
   
   createIndex
  
positive.code:     : RESTRICT | CASCADE | SET NULL | NO ACTION | SET DEFAULT
      ;
  
  indexDefinition_
      : (FULLTEXT | SPATIAL)? (INDEX | KEY)? indexName? indexType_? keyParts_ indexOption_*
      ;
  
  indexType_
      : USING (BTREE | HASH)
      ;
  
negative.code: 
  columnDefinition
      : columnName dataType (inlineDataType_* | generatedDataType_*)
      ;
  
  indexDefinition_
      : (FULLTEXT | SPATIAL)? (INDEX | KEY)? indexName? indexType_? keyParts_ indexOption_*
      ;
  
  constraintDefinition_
      : (CONSTRAINT ignoredIdentifier_?)? (primaryKeyOption_ | uniqueOption_ | foreignKeyOption_)
      ;
  
  checkConstraintDefinition_
      : (CONSTRAINT ignoredIdentifier_?)? CHECK expr (NOT? ENFORCED)?
      ;
  
  inlineDataType_
  