DECLARE-- Define a table-type collection for employee IDsTYPEt_emp_idsISTABLEOFemployees.employee_id%TYPE;-- Initialize collection with specific employee IDsv_emp_ids t_emp_ids :=t_emp_ids(101,102,103);BEGIN-- Bulk update salaries by 10% for specified employee IDsFORALL iIN1..v_emp_i...
Design a chat server Solution Design a circular array Contribute Add an object-oriented design question ContributeSystem design topics: start hereNew to system design?First, you'll need a basic understanding of common principles, learning about what they are, how they are used, and their pros an...
call(obj).slice(8, -1) === "Array" ? [] : {}; for (var k in obj) { // 如果属性对应的值为对象,则递归复制 if(typeof obj[k] === 'object' && typeof obj[k] !== 'null'){ o[k] = clone(obj[k]) }else{ o[k] = obj[k]; } } }else{ //不为对象,直接把值返回 ...