Difference between revisions of "Recordset"
From Lianjapedia
Yvonne.milne (Talk | contribs) |
Barrymavin (Talk | contribs) (→Events) |
||
| Line 165: | Line 165: | ||
|} | |} | ||
| − | |||
| − | |||
| − | |||
| − | |||
| − | |||
| − | |||
| − | |||
| − | |||
| − | |||
[[Category:Documentation]] | [[Category:Documentation]] | ||
[[Category:Framework Classes]] | [[Category:Framework Classes]] | ||
[[Category:Working with Data]] | [[Category:Working with Data]] | ||
Latest revision as of 11:28, 10 April 2019
Note: property, method and event names should be referred to in lowercase in case-sensitive scripting languages.
Properties
This class supports the Common Properties plus the following:
| Property | Access (R/RW) | Value | Description |
|---|---|---|---|
| Bof | R | Boolean | Whether record pointer is at beginning of dataset |
| Eof | R | Boolean | Whether record pointer is at end of recordset |
| FieldCount | R | Numeric | Number of fields in the dataset |
| Filter | RW | Character | Filter expression to restrict records |
| Found | R | Boolean | Whether the last seek or find operation found a matching record |
| Index | RW | Character | Name of the index tag |
| NoMatch | R | Boolean | Whether the last seek or find operation did not find any matching records |
| RecordCount | R | Numeric | Number of records in the dataset |
| RecordNumber | R | Numeric | Number of the current record in the dataset |
Methods
This class supports the Common Methods plus the following:
| Method | Args | Description |
|---|---|---|
| AddNew | None | Adds a new record to the recordset. Field values of the new record can then be modified. Complete the add/modification by calling the update method. |
| Close | None | Closes the recordset |
| Column | columnumber as Numeric | Return the value of the specified column in the current record |
| Delete | None | Marks the current record in a table recordset for deletion |
| Edit | None | Puts the current record in recordset in edit mode, prior to field value modification. Complete the modification by calling the update method. |
| Execute | command as Character | Execute the command |
| Fcount | None | Returns the number of fields/columns in the recordset |
| Fields | [fieldname as Character | fieldnumber as Numeric] | Return an object reference to the specified Field in the current record |
| FindFirst | condition as Character | Move the record pointer to the first record in the recordset to match the condition |
| FindLast | condition as Character | Move the record pointer to the last record in the recordset to match the condition |
| FindNext | condition as Character | Move the record pointer to the next record in the recordset to match the condition |
| FindPrevious | condition as Character | Move the record pointer to the previous record in the recordset to match the condition |
| MoveBookmark | bookmark as Numeric | Move bookmark to the specified record number in the recordset |
| Movefirst | None | Move record pointer to first record in the recordset |
| Movelast | None | Move record pointer to last record in the recordset |
| Movenext | None | Move record pointer to next record in the recordset |
| Moveprevious | None | Move record pointer to previous record in the recordset |
| Moverelative | numrecords as Numeric | Move record pointer by numrecords records: forwards if numrecords is positive, backwards if numrecords is negative |
| RecCount | None | Return the number of records in the recordset |
| RecNo | None | Return the current record number in the recordset |
| Requery | None | Requery the recordset |
| Seek | [operator as Character,] key as Character | Search the index for the first record to match the key. The operator (=, >, <) may optionally be specified. |
| SQLExecute | sqlcommand as Character | Execute the SQL command |
| Update | None | Completes an addnew or edit method operation |
