CreateQuery ttl_00933_1 (children 3) Identifier ttl_00933_1 Columns definition (children 1) ExpressionList (children 1) ColumnDeclaration d (children 2) DataType DateTime Identifier d Storage definition (children 3) Function MergeTree Function toSecond (children 1) ExpressionList (children 1) Identifier d Function tuple (children 1) ExpressionList