Validating date during insert operation in pl sql with examples sex dating in shamrock oklahoma

total_averages) ; end;declare birth_month CHAR(3) message VARCHAR2(40); BEGIN x_ssn := &prompt_for_ssn; select bdate into x bdate from employee where ssn = x_ssn; birth_month := to_char (x_bdate, 'mon'); case birth_month when 'JAN' THEN message := 'start of the year' when 'FEB' THEN message := 'short month' ELSE message := 'No comment' end case; DBMS_OUTPUT.This isn't a procedure or a function but an anonymous block, if script had been unsaved it would have lost.

validating date during insert operation in pl sql with examples-43validating date during insert operation in pl sql with examples-3

Example: "execute immediate 'drop table members" Dynamic SQL is required to run a command as shown on line 2.

The same is necessary to dynamically retrieve a table name.

The PL/SQL assignment operator is := declare section_no number; section_name varchar2(50); begin section_no :=45; select department_name into section_name from departments where department_id=section_name; dbms_output.put_line('Section Name:'||section_name); end;declare section_no number; section_name varchar2(50); begin section_no :=45; select department_name into section_name from departments where department_id=section_no; dbms_output.put_line('Section Name: '||section_name); exception when no_data_found then dbms_output.put_line('Unable to find Section Number: '||section_no); end; DDL commands can't be written in SQL directly but DML commands such as insert, update and delete can.

Dynamic SQL commands are required to run DDL commands such as alter, delete, drop and truncate.

dbms_output.put_line: Displays the variable's value on screen and moves on to the next line.

department_name); end ;declare: Variables are declare between this and the [b]begin[/b] keywords.

Tags: , ,