ADSRDD Class |  |
The base AdsRDD class from which all Advantage RDDs for X# inherit.
Inheritance HierarchyNamespace: XSharp.ADS
Assembly: XSharp.Rdd (in XSharp.Rdd.dll) Version: 2.21
SyntaxThe ADSRDD type exposes the following members.
ConstructorsProperties| Name | Description | |
|---|---|---|
 | _RecNo | |
| ACEConnectionHandle | |
| ACEIndexHandle | |
| ACETableHandle | |
| Alias | Retrieve the alias name. (Inherited from Workarea.) |
| Area | Retrieve the Workarea number. (Inherited from Workarea.) |
| BoF | Is the table at the logical beginning-of-file. (Inherited from Workarea.) |
| Bottom | Is at bottom ? (Inherited from Workarea.) |
| Closed | Has the workarea been closed. (Inherited from Workarea.) |
| Deleted | Is the current row deleted? (Overrides Deleted.) |
| Driver | (Overrides Driver.) |
| EoF | Is the table at the logical end-of-file. (Inherited from Workarea.) |
| Exclusive | Is the Workarea opened Exclusively (Inherited from Workarea.) |
| FieldCount | The # of fields in the current Workarea. (Inherited from Workarea.) |
| FileName | File name of the main file (Inherited from Workarea.) |
| FilterInfo | Current Filter (Inherited from Workarea.) |
| FilterText | The filter condition as a string. (Inherited from Workarea.) |
| Found | The outcome of the last search operation. (Overrides Found.) |
| HasProperties | Does the workarea have properties. (Inherited from Workarea.) |
| HasRelations | Does the workarea have relations. (Inherited from Workarea.) |
| Memo | Current memo implementation. (Inherited from Workarea.) |
| OrderCondInfo | Current Order condition (Inherited from Workarea.) |
| Properties | (Inherited from Workarea.) |
| ReadOnly | Is the file opened ReadOnly ? (Inherited from Workarea.) |
| RecCount | (Overrides RecCount.) |
| RecId | The row identifier at the current cursor position. (Inherited from Workarea.) |
| RecNo | (Overrides RecNo.) |
| RecordBuffer | Current Record (Inherited from Workarea.) |
| Shared | Is the current Workarea opened Shared? (Inherited from Workarea.) |
| Top | Is at top? (Inherited from Workarea.) |
Methods| Name | Description | |
|---|---|---|
 | _getMemoBlockNumber | (Inherited from Workarea.) |
| AddField | (Overrides AddField(RddFieldInfo).) |
| Append | Append a blank row and position the cursor to the new row. (Overrides Append(Logic).) |
| AppendLock | This method is not supported by the AdsRDD class (Overrides AppendLock(DbLockMode).) |
| BlobInfo | This method is not supported by the AdsRDD class (Overrides BlobInfo(DWord, DWord).) |
| ChildEnd | Report the initialization of a relation. (Inherited from Workarea.) |
| ChildStart | Report the initialization of a relation. (Inherited from Workarea.) |
| ChildSync | Post a pending relational movement, indicating that the specified child work area has been affected by a parental movement. (Inherited from Workarea.) |
| ClearFilter | Clear the active filter condition. (Overrides ClearFilter.) |
| ClearRel | Clear relations. (Overrides ClearRel.) |
| ClearScope | Clear the active locate condition. (Inherited from Workarea.) |
| Close | Close a table. (Overrides Close.) |
| CloseMemFile | Close the memo file (Inherited from Workarea.) |
| Compile | Compile an expression. (Inherited from Workarea.) |
| Continue | Goto the next record based on the corrent locate condition. (Inherited from Workarea.) |
| Create | Create a table. (Overrides Create(DbOpenInfo).) |
| CreateFields | Add columns defined in an array. (Inherited from Workarea.) |
| CreateMemFile | Create the memo file (Inherited from Workarea.) |
| DbEval | Evaluate a code block for each row. (Inherited from Workarea.) |
| Delete | (Overrides Delete.) |
| Dispose | (Inherited from Workarea.) |
| Dispose(Logic) | (Inherited from Workarea.) |
| EvalBlock | Evaluate a code block. (Inherited from Workarea.) |
| EvalFilter | (Inherited from Workarea.) |
| FieldIndex | Return the ONE based field index for a field name. (Inherited from Workarea.) |
| FieldInfo | Retrieve and optionally change information about a column. (Overrides FieldInfo(Long, Long, Object).) |
| FieldName | Retrieve a column name based on its ONE based column number. (Inherited from Workarea.) |
| Flush | Flush the changes to the table, its indexes and memo file. (Overrides Flush.) |
| ForceRel | This method is not supported by the AdsRDD class (Overrides ForceRel.) |
| GetField |
Return the (1 based) RddFieldInfo object for the specified field
(Inherited from Workarea.) |
| GetRec | This method is not supported by the AdsRDD class (Overrides GetRec.) |
| GetScope | Retrieve the active locate condition. (Inherited from Workarea.) |
| GetValue | (Overrides GetValue(Long).) |
| GetValueFile | This method is not supported by the AdsRDD class (Overrides GetValueFile(Long, String).) |
| GetValueLength | Get the length of the for the specified column. (Inherited from Workarea.) |
| GoBottom | Position the cursor to the last logical row. (Overrides GoBottom.) |
| GoCold | Write the contents of a work area's memory to the data store (usually a disk). (Overrides GoCold.) |
| GoHot | Mark a data buffer as hot, indicating that it needs to be written to the data store. (Overrides GoHot.) |
| GoTo | Position the cursor to a specific, physical row. (Overrides GoTo(Long).) |
| GoToId | Position the cursor to a specific, physical identity. (Overrides GoToId(Object).) |
| GoTop | Position the cursor to the first logical row. (Overrides GoTop.) |
| HeaderLock | This method is not supported by the AdsRDD class (Overrides HeaderLock(DbLockMode).) |
| Info | Retrieve and optionally change information about a work area. (Overrides Info(Long, Object).) |
| Lock | Perform a lock. (Overrides Lock(DbLockInfo).) |
| Open | Open a table. (Overrides Open(DbOpenInfo).) |
| OpenMemFile | Open the memo file (Inherited from Workarea.) |
| OrderCondition | Set the condition for the next Index Creation (Inherited from Workarea.) |
| OrderCreate | Create a new index or tag. (Inherited from Workarea.) |
| OrderDestroy | Delete an index or tag. (Inherited from Workarea.) |
| OrderInfo | Retrieve information about an index. (Inherited from Workarea.) |
| OrderListAdd | Open an index file and add to the list of open indexes for the current Workarea. (Inherited from Workarea.) |
| OrderListDelete | Close an index file and remove it from the list of open indexes for the current Workarea. (Inherited from Workarea.) |
| OrderListFocus | Set focus to another index in the list open indexes for the current Workarea. (Inherited from Workarea.) |
| OrderListRebuild | Rebuild all indexes for the current Workarea. (Inherited from Workarea.) |
| Pack | (Overrides Pack.) |
| PutRec | This method is not supported by the AdsRDD class (Overrides PutRec(Byte).) |
| PutValue | (Overrides PutValue(Long, Object).) |
| PutValueFile | This method is not supported by the AdsRDD class (Overrides PutValueFile(Long, String).) |
| Recall | (Overrides Recall.) |
| RecInfo | (Overrides RecInfo(Long, Object, Object).) |
| RecordMovement | |
| Refresh | Discard all changes to the current record and reread the buffer from disk. When the current buffer is in Append mode then the server will move to the bottom of the file. (Overrides Refresh.) |
| RelArea | Retrieve the logical number of a related work area. (Inherited from Workarea.) |
| RelEval | Evaluate a code block against the relation in a work area. (Inherited from Workarea.) |
| RelText | Retrieve the key expression of a relation. (Inherited from Workarea.) |
| Seek | Perform a seek operation on the current selected index for the current Workarea. (Inherited from Workarea.) |
| SetFieldExtent | (Overrides SetFieldExtent(Long).) |
| SetFilter | Set the filter condition. (Overrides SetFilter(DbFilterInfo).) |
| SetRel | Set a relation. (Overrides SetRel(DbRelInfo).) |
| SetScope | Set the locate condition. (Inherited from Workarea.) |
| Skip | Position the cursor relative to its current position. (Overrides Skip(Long).) |
| SkipFilter | Position the cursor, respecting scope and filter conditions. (Overrides SkipFilter(Long).) |
| SkipRaw | Position the cursor regardless of scope and filter conditions. (Overrides SkipRaw(Long).) |
| SkipScope | Position the cursor relative to its current position within the current scope. (Inherited from Workarea.) |
| Sort | This method is not supported by the AdsRDD class (Overrides Sort(DbSortInfo).) |
| SyncChildren | Force relational movement in child work areas to synchronize them with the parent work area. (Inherited from Workarea.) |
| Trans | Copy one or more rows from one work area to another. (Overrides Trans(DbTransInfo).) |
| TransRec | Copy a single row from one work area to another. (Overrides TransRec(DbTransInfo).) |
| UnLock | Release locks. (Overrides UnLock(Object).) |
| Zap | Physically remove all rows from a table. (Overrides Zap.) |
Fields
See Also