AdgDataSet.NewKeyTable Method
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Definition
Namespace: ASNA.DataGate.Client
Assembly: ASNA.QSys.DataGate.Client.dll
Creates a new AdgKeyTable for the DataTable associated with the specified format.
Overloads
| Signature | Description |
|---|---|
| NewKeyTable(Int32) | Creates a new AdgKeyTable for the DataTable associated with the specified format index. |
| NewKeyTable(String) | Creates a new AdgKeyTable for the DataTable associated with the specified format name. |
AdgKeyTable NewKeyTable(Int32)
Creates a new AdgKeyTable for the DataTable associated with the specified format index.
AdgKeyTable NewKeyTable(int iFormat)
Parameters
| Type | Parameter name | Description |
|---|---|---|
| Int32 | iFormat | The format index of the DataTable. |
Returns
| Type | Description |
|---|---|
| AdgKeyTable | A new AdgKeyTable for the DataTable associated with the specified format index. |
Remarks
FileAdapter provides methods for accessing a file by key value using AdgKeyTable. AdgKeyTable is a class for manipulating a DataTable which represents a DataGate file key. NewKeyTable generates an instance of AdgKeyTable corresponding to a key in a particular file format. Generally, this is the way application programs create key buffers for use in FileAdapter keyed access methods.
This overload of NewKeyTable specifies the format as an index, where zero indicates the first format.
AdgKeyTable NewKeyTable(String)
Creates a new AdgKeyTable for the DataTable associated with the specified format name.
AdgKeyTable NewKeyTable(string strFormat)
Parameters
| Type | Parameter name | Description |
|---|---|---|
| String | strFormat | The format name of the DataTable. |
Returns
| Type | Description |
|---|---|
| AdgKeyTable | A new AdgKeyTable for the DataTable associated with the specified format name. |
Remarks
FileAdapter provides methods for accessing a file by key value using AdgKeyTable. AdgKeyTable is a class for manipulating a DataTable which represents a DataGate file key. NewKeyTable generates an instance of AdgKeyTable corresponding to a key in a particular file format. Generally, this is the way application programs create key buffers for use in FileAdapter keyed access methods.
This overload of NewKeyTable specifies the format by its name.