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<title>TADataSet</title>
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    <font class=fontmainbig color="#FFFFFF">
     <b>DOCI Components for Direct Oracle Access <br></b>
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	<br>
    <font class=fontmain color="#FFFFFF"> 
     <b>Version 1.19</b><br>
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<p>Copyright &copy; 1998-2001 by Andrey Romanchenko<br>
All rights reserved.

<p>

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   <td><font class=fontmain>
    <i>e-mail:&nbsp;&nbsp;</i></font>
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	 <a href="mailto:lasersquard@tut.by?subject=TADataset">lasersquad@tut.by</a></font>
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   <td><font class=fontmain>
    <i>web site:&nbsp;&nbsp;</i></font>
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   <td><font class=fontmain>
    <a href="http://www.suptas.com" target=_new>http://www.suptas.com</a><br>
	<a href="http://sourceforge.net/projects/delphioci/" target=_new>http://sourceforge.net/projects/delphioci/</a></font>
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<br><br>
<h1 align=center>TADataSet</h1>

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      Properties
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      property <b>Active</b>:boolean;
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      property <b>Fetched</b>:boolean;
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       property <b>ParamCount</b>:integer;
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       property <b>ParamByName</b>[Name:string]:TAParam;
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      property <b>ParamByIndex</b>[Index:integer]:TAParam;
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      pproperty <b>FieldCount</b>:integer;
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      property <b>FieldByName</b>[Index:string]:TAField;
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      property <b>FieldByIndex</b>[Index:integer]:TAField;
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      property <b>RecordCount</b>:integer;
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       property <b>FieldID</b>[FieldName:string]:integer;
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      property <b>CurrentRecord</b>:integer;
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	  Public Methods
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	  constructor <b>Create</b>(AOwner:TComponent); override;
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	  destructor <b>Destroy</b>; override;
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	  procedure <b>Open</b>;
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	  procedure <b>Close</b>;
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	  procedure <b>Open</b>(Fields:THArrayPointer);
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	   procedure <b>ReOpen</b>;
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	  procedure <b>ReadAll</b>;
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	  procedure <b>Fetch</b>;abstract;
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	  procedure <b>UnPrepare</b>;abstract;
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	    procedure <b>Prepare</b>; abstract;
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	  function <b>ReadRecord</b>(RecordNum:integer):boolean;
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	  procedure <b>DeleteRecord</b>(RecordNum:integer);
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	    procedure <b>InsertRecord</b>(RecordNum:integer);
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	   procedure <b>AppendRecord</b>;
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	   procedure <b>ClearFields</b>;
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	  procedure <b>ClearParams</b>;
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	   procedure <b>AddParam</b>(ParamName:string;FieldType:TAFieldType;ParamType:TAParamType);
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	  procedure <b>AddField</b>(FieldName:string;FieldType:TAFieldType;FieldSize:word;Required:boolean);
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	  procedure <b>CopyStructure</b>(DataSet:TDataSet);
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	  procedure <b>CopyStructure</b>(ADataSet:TADataSet);
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	   procedure <b>First</b>;
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	<td>
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	  procedure <b>Next</b>;
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	  function <b>EOF</b>:boolean;
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	<td>
	 <font class=fontcode>
	  procedure <b>SaveToDBF</b>(FileName:string);
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	   function <b>ParamExists</b>(ParamName: string): boolean;
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	 <font class=fontcode>
	   function <b>FieldExists</b>(FieldName: string): boolean;
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	<td>
	 <font class=fontcode>
	 function <b>WriteBlob</b>(FieldNum,RecordNum:integer;Offset:integer;Buffer:pointer;Size:integer):cardinal;
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	  function <b>ReadBlob</b>(FieldNum,RecordNum:integer;Offset:integer;Buffer:pointer;Size:integer):cardinal;
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	  function <b>ReadBlobToStream</b>(FieldNum,RecordNum:integer;Stream:TStream):cardinal;
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	 <font class=fontcode>
	  function <b>WriteBlobFromStream</b>(FieldNum,RecordNum:integer;Stream:TStream):cardinal;
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	 </font> 
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	 <font class=fontcode>
	 function <b>WriteBlob</b>(FieldName:string;RecordNum:integer;Offset:integer;Buffer:pointer;Size:integer):cardinal;
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	 <font class=fontmain>

	 </font> 
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	<td>
	 <font class=fontcode>
	  function <b>ReadBlob</b>(FieldName:string;RecordNum:integer;Offset:integer;Buffer:pointer;Size:integer):cardinal;
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	 <font class=fontmain>

	 </font> 
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	 <font class=fontcode>
	  function <b>ReadBlobToStream</b>(FieldName:string;RecordNum:integer;Stream:TStream):cardinal;
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	 <font class=fontmain>

	 </font> 
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	<td>
	 <font class=fontcode>
	  function <b>WriteBlobFromStream</b>(FieldName:string;RecordNum:integer;Stream:TStream):cardinal;
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	 </font> 
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	  杨猁蜩

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