| Constants |
| PRIMARY |
indicates that the key is the primary key of a table.
|
| UNIQUE |
indicates that the key is unique, NULL values are allowed.
|
| FOREIGN |
indicates that the key is a foreign key of a table.
|
| Constants' Details |
PRIMARY
const long PRIMARY = 1;
- Description
- indicates that the key is the primary key of a table.
|
|
UNIQUE
const long UNIQUE = 2;
- Description
- indicates that the key is unique, NULL values are allowed.
|
|
FOREIGN
const long FOREIGN = 3;
- Description
- indicates that the key is a foreign key of a table.
|
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