CreateQuery foo (children 3) Identifier foo Columns definition (children 1) ExpressionList (children 3) ColumnDeclaration ddate (children 1) DataType Date ColumnDeclaration id (children 1) DataType Int64 ColumnDeclaration n (children 1) DataType String Storage definition (children 1) Function ReplacingMergeTree (children 1) ExpressionList (children 3) Identifier ddate Identifier id Literal UInt64_8192