| Column Name | Type | Length | Nullability | Contents |
|---|---|---|---|---|
| ALIASID | CHAR | 36 | false | unique identifier for the alias |
| ALIAS | VARCHAR | 128 | false | alias |
| SCHEMAID | CHAR | 36 | true | reserved for future use |
| JAVACLASSNAME | LONGVARCHAR | 255 | false | the Java class name |
| ALIASTYPE | CHAR | 1 | false | 'F' (function)'P' (procedure) |
| NAMESPACE | CHAR | 1 | false | 'F' (function)'P' (procedure) |
| SYSTEMALIAS | BOOLEAN | false | true (system supplied or built-in alias) false (alias created by a user) |
|
| ALIASINFO | org.apache.derby. This class is not part of the public API |
true | A Java interface that encapsulates the additional information that is specific to an alias | |
| SPECIFICNAME | VARCHAR | 128 | false | system-generated identifier |