CreateQuery zero_rows_per_granule (children 3)
 Identifier zero_rows_per_granule
 Columns definition (children 1)
  ExpressionList (children 6)
   ColumnDeclaration p (children 1)
    DataType Date
   ColumnDeclaration k (children 1)
    DataType UInt64
   ColumnDeclaration v1 (children 1)
    DataType UInt64
   ColumnDeclaration v2 (children 1)
    DataType Int64
   ColumnDeclaration Sign (children 1)
    DataType Int8
   ColumnDeclaration Version (children 1)
    DataType UInt8
 Storage definition (children 4)
  Function VersionedCollapsingMergeTree (children 1)
   ExpressionList (children 2)
    Identifier Sign
    Identifier Version
  Function toYYYYMM (children 1)
   ExpressionList (children 1)
    Identifier p
  Identifier k
  Set
