anchor.diff:      | st12=dropTableStatement          { $stmt = st12; }
   #if 0
       | st13=dropIndexStatement          { $stmt = st13; }
  +#endif
       | st14=alterTableStatement         { $stmt = st14; }
  +#if 0
       | st15=alterKeyspaceStatement      { $stmt = st15; }
       | st16=grantStatement              { $stmt = st16; }
       | st17=revokeStatement             { $stmt = st17; }
  
positive.code: 
  @parser::includes {
  #include "cql3/selection/writetime_or_ttl.hh"
  #include "cql3/statements/create_keyspace_statement.hh"
  #include "cql3/statements/drop_keyspace_statement.hh"
  #include "cql3/statements/create_index_statement.hh"
  
negative.code:     : K_ALTER K_KEYSPACE ks=keyspaceName
          K_WITH properties[attrs] { $expr = new AlterKeyspaceStatement(ks, attrs); }
      ;
  #endif
  
  /**
   * ALTER COLUMN FAMILY <CF> ALTER <column> TYPE <newtype>;
  