Oracle Designer Model,
Release 6i
Element Type Definition
| Element Type Name | IMPLICIT_INDEX_STORAGE |
| Short Name | IIS |
| View Name | CI_IMPLICIT_INDEX_STORAGES |
| Description | An IMPLICIT_INDEX_STORAGE defines storage for an index created |
| implicitly by the database, such as an OID index on an object table | |
| or a snapshot index | |
| Sub-type of | INDEX_STORAGE |
| Versioning: | Belongs to: NON_ORACLE_DATABASE versionable object ORACLE_DATABASE versionable object |
| Rules: |
API Spec Uniqueness Criteria Deletion Rules |
| Descriptor: |
TABLE_IMPLEMENTATION_REFERENCE SNAPSHOT_REFERENCE CLUSTER_REFERENCE IMPLICIT_INDEX_TYPE |
| Used by: |
Oracle Designer |
| Underlying table: | SDD_INS |
| Changes: | Summary of changes to IMPLICIT_INDEX_STORAGE in Release 6i |
| Reference Properties | ||||
|---|---|---|---|---|
| Name | Opt ? | Notes | Relationship | In Arc |
| CLUSTER_REFERENCE | N |
Prompt: Cluster Implementation
Transferable only if null Defined on INS supertype |
Must be for an index on one and only one CLUSTER_IMPLEMENTATION | 76 |
| SNAPSHOT_REFERENCE | N |
Prompt: Materialized View Implement'n
Transferable only if null Defined on INS supertype |
Must be for an index on one and only one SNAPSHOT_IMPLEMENTATION | 76 |
| TABLE_IMPLEMENTATION_REFERENCE | N |
Prompt: Table Implementation
Transferable only if null Defined on INS supertype |
Must be for an index on one and only one TABLE_IMPLEMENTATION | 76 |
| STORAGE_DEFINITION_REFERENCE | Y |
Prompt: Storage Definition
Defined on INS supertype |
May be limited by one and only one STORAGE_DEFINITION | |
| TABLESPACE_REFERENCE | Y |
Prompt: Tablespace
Defined on INS supertype |
May be for index created in one and only one TABLESPACE | |
| Properties | |||||
|---|---|---|---|---|---|
| Name | Datatype | Opt ? | Notes | Domain | Default Value |
| DEGREE | NUMBER(6, 0) | Y | Specifies the degree of parallelism. (Property called MAX_SCANS prior to release 2.0)
Prompt: Degree Range: 0 to 999999 Defined on INS supertype | ||
| IMPLICIT_INDEX_TYPE | VARCHAR2(6) | N | System maintained property indicating whether the implicit index for which storage is being defined is an OID index (if for a TBI) or a snapshot index (if for a SNI)
Prompt: Implicit Index Type Uppercase System maintained Not updatable by user | IMPLICIT_INDEX_TYPE | |
| INDEX_STORAGE_ON | VARCHAR2(3) | N | Arc 76 discriminator. Indicates whether the INDEX_STORAGE is for an index on a TABLE_, SNAPSHOT_ or CLUSTER_IMPLEMENTATION
Not displayed Uppercase System maintained Not updatable by user Defined on INS supertype | INDEX_STORAGE_ON | |
| INDEX_STORAGE_SUBTYPE | VARCHAR2(3) | N | Sub-type discriminator. Internal property indicating whether the INDEX_STORAGE is a USER_OBJECT_INDEX_STORAGE (UIS) or an IMPLICIT_INDEX_STORAGE (IIS)
Not displayed Uppercase System maintained Not updatable by user Defined on INS supertype | INDEX_STORAGE_SUBTYPE | |
| INDEX_STORAGE_TYPE | VARCHAR2(6) | N | Indicates whether for a local or global index. An Oracle7 index is equivalent to an Oracle8 global index
Prompt: Index Type Uppercase Defined on INS supertype | INDEX_STORAGE_TYPE | GLOBAL |
| INITIAL_TRANSACTION | NUMBER(3, 0) | Y | Initial number of transaction entries for this index
Prompt: Init Trans Range: 1 to 255 Defined on INS supertype | ||
| INSTANCES | NUMBER(6, 0) | Y | Specifies how index will be split between instances
Prompt: Instances Range: 0 to 999999 Defined on INS supertype | ||
| MAXIMUM_TRANSACTION | NUMBER(3, 0) | Y | Maximum number of transaction entries for this index
Prompt: Max Trans Range: 1 to 255 Defined on INS supertype | ||
| NAME | VARCHAR2(30) | Y | Name to be used for the implied index, if it can be specified
Prompt: Name Uppercase | ||
| PARALLEL | VARCHAR2(1) | N | Indicates if parallel querying is to be used
Prompt: Parallel ? Uppercase Defined on INS supertype | YESNO | N |
| PERCENT_FREE | NUMBER(3, 0) | Y | A percentage of free space to allow for the growth of this index
Prompt: Percent Free Range: 0 to 999 Defined on INS supertype | ||
| REVERSE_OR_NOSORT | VARCHAR2(10) | Y | Indicates whether REVERSE or NOSORT options are to be used for this index
Prompt: Reverse or Nosort Uppercase Defined on INS supertype | REVERSE_OR_NOSORT | |
| PARENT_IVID | NUMBER(38, 0) | Y | Internal use only. Exists on "secondary" element types from a versioning viewpoint. Contains the IVID of the primary element type (not necessarily a PAC) forming the basis of the "versionable object" to which this element type belongs
Not displayed System maintained Updatable only if null Defined on SAC supertype | ||
| PAC_REFERENCE | NUMBER(38, 0) | Y | Internal use only. Exists on "secondary" element types from a structural viewpoint. Contains the IRID of the PAC forming the basis of the "logical object" to which this element type belongs
Not displayed System maintained Not updatable by user Defined on SAC supertype | ||
| Multi-line Text | ||
|---|---|---|
| Name | Text Type | Prompt |
| NON_ORACLE_DATABASE_STORAGE | STODSC Defined on INS supertype |
Non-Oracle Storage |
| Other Properties |
|---|
| IMPLICIT_INDEX_STORAGE has the 20 user definable properties (USER_DEFINED_PROPERTY_0, _1, _2, _3 etc) for User Extensibility |
The following 'standard' properties are also inherited by all element types:
|
Other element types that reference IMPLICIT_INDEX_STORAGE:
Note: