Add two conditions for one column : Constraint Check « Constraints « Oracle PL / SQL

Add two conditions for one column

   
SQL>
SQL> CREATE TABLE product (
  2       product_name  VARCHAR2(25),
  3       product_price NUMBER(4,2),
  4       quantity_on_hand number
  5       );

Table created.

SQL>
SQL>
SQL> ALTER TABLE product ADD (
  2       CONSTRAINT positive_quantity CHECK(
  3            quantity_on_hand IS NOT NULL
  4            AND
  5            quantity_on_hand >=0
  6            )
  7       );

Table altered.

SQL>
SQL> drop table product;

Table dropped.

SQL>

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