InsertQuery (children 2) Identifier t_sparse_alter SelectWithUnionQuery (children 1) ExpressionList (children 1) SelectQuery (children 2) ExpressionList (children 3) Identifier number Function if (children 1) ExpressionList (children 3) Function equals (children 1) ExpressionList (children 2) Function modulo (children 1) ExpressionList (children 2) Identifier number Literal UInt64_11 Literal UInt64_0 Identifier number Literal UInt64_0 Function if (children 1) ExpressionList (children 3) Function equals (children 1) ExpressionList (children 2) Function modulo (children 1) ExpressionList (children 2) Identifier number Literal UInt64_13 Literal UInt64_0 Function toString (children 1) ExpressionList (children 1) Identifier number Literal \'\' TablesInSelectQuery (children 1) TablesInSelectQueryElement (children 1) TableExpression (children 1) Function numbers (children 1) ExpressionList (children 1) Literal UInt64_2000