CreateQuery LOG_T (children 3)
 Identifier LOG_T
 Columns definition (children 1)
  ExpressionList (children 2)
   ColumnDeclaration fingerprint (children 1)
    DataType UInt64
   ColumnDeclaration fields (children 1)
    DataType Nested (children 1)
     ExpressionList (children 2)
      NameTypePair name (children 1)
       DataType LowCardinality (children 1)
        ExpressionList (children 1)
         DataType String
      NameTypePair value (children 1)
       DataType String
 Storage definition (children 2)
  Function MergeTree
  Identifier fingerprint
