sql - Error in execution of query in java class -


hi not execute following query. works fine in sql developer doesnt work in java class

    query = new stringbuilder().append("select substr(attrib,2) def,decode(parent_id,null,null,'c'||parent_id) xyz,'c'||attribute_id lmn,decode(parent_id,null,'c'||(to_char(attribute_id)),'c'||parent_id||'/'||'c'||attribute_id) abc (select attribute_name,sys_connect_by_path(attribute_name, '/') attrib, treestruct_attribute_name,parent_id,attribute_id my_table treestruct_attribute_name = 'xyz' start attribute_level =1 connect prior attribute_id = parent_id);").tostring();  statement stmt=con.createstatement();   system.out.println("after connection"); resultset rs =  stmt.executequery(query); system.out.println("after ececute");

query not executed. goes exception block. should execute query in java class


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