CreateQuery ttl_00933_1 (children 3) Identifier ttl_00933_1 Columns definition (children 1) ExpressionList (children 2) ColumnDeclaration d (children 1) DataType DateTime ColumnDeclaration a (children 1) DataType Int Storage definition (children 5) Function MergeTree Function tuple (children 1) ExpressionList Function tuple (children 1) ExpressionList ExpressionList (children 1) TTLElement (children 1) Function plus (children 1) ExpressionList (children 2) Identifier d Function toIntervalDay (children 1) ExpressionList (children 1) Literal UInt64_1 Set