CreateQuery partition_all (children 3)
 Identifier partition_all
 Columns definition (children 1)
  ExpressionList (children 3)
   ColumnDeclaration x (children 1)
    DataType UInt64
   ColumnDeclaration p (children 1)
    DataType UInt8
   ColumnDeclaration q (children 1)
    DataType UInt8
 Storage definition (children 3)
  Function MergeTree
  Identifier p
  Function tuple (children 1)
   ExpressionList