CreateQuery supplier (children 3)
 Identifier supplier
 Columns definition (children 1)
  ExpressionList (children 7)
   ColumnDeclaration S_SUPPKEY (children 1)
    DataType UInt32
   ColumnDeclaration S_NAME (children 1)
    DataType String
   ColumnDeclaration S_ADDRESS (children 1)
    DataType String
   ColumnDeclaration S_CITY (children 1)
    DataType LowCardinality (children 1)
     ExpressionList (children 1)
      DataType String
   ColumnDeclaration S_NATION (children 1)
    DataType LowCardinality (children 1)
     ExpressionList (children 1)
      DataType String
   ColumnDeclaration S_REGION (children 1)
    DataType LowCardinality (children 1)
     ExpressionList (children 1)
      DataType String
   ColumnDeclaration S_PHONE (children 1)
    DataType String
 Storage definition (children 2)
  Function MergeTree
  Identifier S_SUPPKEY
