Are two text value equal : VARCHAR2 « Data Type « Oracle PL / SQL

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Oracle PL / SQL » Data Type » VARCHAR2 
Are two text value equal
    
SQL>
SQL> CREATE TABLE product (
  2       product_name     VARCHAR2(25),
  3       product_price    NUMBER(4,2),
  4       quantity_on_hand NUMBER(5,0),
  5       last_stock_date  DATE);

Table created.

SQL>
SQL> INSERT INTO product VALUES ('Small Widget', 991,    '15-JAN-03');

row created.

SQL> INSERT INTO product VALUES ('Wodget',       751000'15-JAN-02');

row created.

SQL> INSERT INTO product VALUES ('Product 1',    50100,  '15-JAN-03');

row created.

SQL> INSERT INTO product VALUES ('Product 2',    2510000null);

row created.

SQL>
SQL>
SQL> SELECT FROM product WHERE  product_name = 'Small Widget';

PRODUCT_NAME              PRODUCT_PRICE QUANTITY_ON_HAND LAST_STOC
------------------------- ------------- ---------------- ---------
Small Widget                         99                1 15-JAN-03

row selected.

SQL>
SQL>
SQL> DROP TABLE product;

Table dropped.

SQL>
SQL>
SQL>

   
    
    
  
Related examples in the same category
1.Use varchar2 as table column type
2.Comparison of CHAR with VARCHAR2 (Test the strings for equality)
3.Use % with like in a select statement for varchar2 column
4.declare varchar2 variables
5.Init a varchar2 type variable
6.varchar type are case sensitive
7.varchar2 type value with not null default value
8.Combine text string value in select clause
9.IN with text value
10.Change varchar type value
11.Assign a character string that is too long
12.Compare varchar2 value with =
13.Read clob data to varchar2 type variable
14.Use select into clause to assign value to a varchar2 type variable and output with dbms_output.put_line
15.Use case with switch varchar2 variable
16.Insert value to char type and varchar2 type
17.Check data size for varchar2 column
18.Varchar2 type column with different byte length
19.Varchar type variable is defined but has no value
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