CreateQuery lc_00752 (children 3)
 Identifier lc_00752
 Columns definition (children 1)
  ExpressionList (children 1)
   ColumnDeclaration str (children 1)
    DataType LowCardinality (children 1)
     ExpressionList (children 1)
      DataType String
 Storage definition (children 2)
  Function MergeTree
  Function tuple (children 1)
   ExpressionList
