CreateQuery strings (children 3)
 Identifier strings
 Columns definition (children 1)
  ExpressionList (children 2)
   ColumnDeclaration a (children 1)
    DataType VARCHAR
   ColumnDeclaration b (children 1)
    DataType VARCHAR (children 1)
     ExpressionList (children 1)
      Literal UInt64_11
 Storage definition (children 1)
  Function Memory