Compare DATE type variable after truncating : DATE « PL SQL Data Types « Oracle PL/SQL Tutorial






  1. Oracle PL/SQL Tutorial
  2. PL SQL Data Types
  3. DATE
SQL>
SQL> SET ECHO ON
SQL>
SQL> SET SERVEROUTPUT ON
SQL> DECLARE
  2    payment_due_date  DATE;
  3  BEGIN
  4    payment_due_date := TRUNC(SYSDATE);
  5
  6    DBMS_OUTPUT.PUT_LINE('Today is ' || TO_CHAR(SYSDATE,'dd-Mon-yyyy'));
  7    DBMS_OUTPUT.PUT_LINE('Payment is due on ' || TO_CHAR(payment_due_date,'dd-Mon-yyyy'));
  8
  9    IF TRUNC(payment_due_date) = TRUNC(SYSDATE) THEN
 10      DBMS_OUTPUT.PUT_LINE('Wrong! Payment is due today!');
 11    ELSE
 12      DBMS_OUTPUT.PUT_LINE('Wrong! Payment can wait a while.');
 13    END IF;
 14
 15  END;
 16  /
Today is 02-Jun-2007
Payment is due on 02-Jun-2007
Wrong! Payment is due today!

PL/SQL procedure successfully completed.

SQL>








21.6.DATE
21.6.1.DATE
21.6.2.Define DATE type variable
21.6.3.Date literals
21.6.4.Displaying Date and Time
21.6.5.Using the DATE Format Mask
21.6.6.Using Format Masks mixed with user string
21.6.7.Assignment value to DATE type variable during declaration
21.6.8.Use SYSDATE to initialize an DATE type variable
21.6.9.Define DATE type variable, assign value TRUNC(SYSDATE)
21.6.10.Use FOR LOOP to loop through dates
21.6.11.Compare DATE type variable in IF statement
21.6.12.Compare DATE type variable after truncating
21.6.13.Combine TO_NUMBER and TO_DATE to get different parts of a Date
21.6.14.Performing Calculations on a Converted Date
21.6.15.Converting DATE to a Spelled-Out Character Format
21.6.16.Calculate the months between two dates
21.6.17.Use the date value back and forth
21.6.18.Remember That Dates Are Numbers
21.6.19.Check the last date that a date type variable can hold
21.6.20.Use the new EXTRACT function to grab individual year and month components.
21.6.21.ROUND function being applied to datetime values
21.6.22.TO_CHAR(C,'YYYY-MM-DD HH:MI:SS.FF AM TZH:TZM TZR TZD')