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root/public/ibx/branches/journaling/fbintf/client/FBSQLData.pas

Comparing ibx/trunk/fbintf/client/FBSQLData.pas (file contents):
Revision 47 by tony, Mon Jan 9 15:31:51 2017 UTC vs.
Revision 59 by tony, Mon Mar 13 09:51:56 2017 UTC

#	Line 60 | Line 60
60		{                                                                        }
61		{************************************************************************}
62		unit FBSQLData;
63	+	{$IFDEF MSWINDOWS}
64	+	{$DEFINE WINDOWS}
65	+	{$ENDIF}
66
67		{$IFDEF FPC}
68	<	{$mode objfpc}{$H+}
68	>	{$mode delphi}
69		{$codepage UTF8}
70		{$interfaces COM}
71		{$ENDIF}
#	Line 113 | Line 116 | type
116		function GetSQLDialect: integer; virtual; abstract;
117		procedure Changed; virtual;
118		procedure Changing; virtual;
119	<	procedure InternalSetAsString(Value: String); virtual;
120	<	function SQLData: PChar; virtual; abstract;
119	>	procedure InternalSetAsString(Value: AnsiString); virtual;
120	>	function SQLData: PByte; virtual; abstract;
121		function GetDataLength: cardinal; virtual; abstract;
122		function GetCodePage: TSystemCodePage; virtual; abstract;
123		function getCharSetID: cardinal; virtual; abstract;
124	<	function Transliterate(s: string; CodePage: TSystemCodePage): RawByteString;
124	>	function Transliterate(s: AnsiString; CodePage: TSystemCodePage): RawByteString;
125		procedure SetScale(aValue: integer); virtual;
126		procedure SetDataLength(len: cardinal); virtual;
127		procedure SetSQLType(aValue: cardinal); virtual;
#	Line 126 | Line 129 | type
129
130		public
131		function GetSQLType: cardinal; virtual; abstract;
132	<	function GetSQLTypeName: string; overload;
133	<	class function GetSQLTypeName(SQLType: short): string; overload;
134	<	function GetName: string; virtual; abstract;
132	>	function GetSQLTypeName: AnsiString; overload;
133	>	class function GetSQLTypeName(SQLType: short): AnsiString; overload;
134	>	function GetName: AnsiString; virtual; abstract;
135		function GetScale: integer; virtual; abstract;
136		function GetAsBoolean: boolean;
137		function GetAsCurrency: Currency;
#	Line 140 | Line 143 | type
143		function GetAsPointer: Pointer;
144		function GetAsQuad: TISC_QUAD;
145		function GetAsShort: short;
146	<	function GetAsString: String; virtual;
146	>	function GetAsString: AnsiString; virtual;
147		function GetIsNull: Boolean; virtual;
148		function getIsNullable: boolean; virtual;
149		function GetAsVariant: Variant;
#	Line 157 | Line 160 | type
160		procedure SetAsPointer(Value: Pointer);
161		procedure SetAsQuad(Value: TISC_QUAD);
162		procedure SetAsShort(Value: short); virtual;
163	<	procedure SetAsString(Value: String); virtual;
163	>	procedure SetAsString(Value: AnsiString); virtual;
164		procedure SetAsVariant(Value: Variant);
165	+	procedure SetAsNumeric(Value: Int64; aScale: integer);
166		procedure SetIsNull(Value: Boolean); virtual;
167		procedure SetIsNullable(Value: Boolean); virtual;
168	<	procedure SetName(aValue: string); virtual;
168	>	procedure SetName(aValue: AnsiString); virtual;
169		property AsDate: TDateTime read GetAsDateTime write SetAsDate;
170		property AsBoolean:boolean read GetAsBoolean write SetAsBoolean;
171		property AsTime: TDateTime read GetAsDateTime write SetAsTime;
#	Line 175 | Line 179 | type
179		property AsPointer: Pointer read GetAsPointer write SetAsPointer;
180		property AsQuad: TISC_QUAD read GetAsQuad write SetAsQuad;
181		property AsShort: short read GetAsShort write SetAsShort;
182	<	property AsString: String read GetAsString write SetAsString;
182	>	property AsString: AnsiString read GetAsString write SetAsString;
183		property AsVariant: Variant read GetAsVariant write SetAsVariant;
184		property Modified: Boolean read getModified;
185		property IsNull: Boolean read GetIsNull write SetIsNull;
#	Line 195 | Line 199 | type
199		function GetColumn(index: integer): TSQLVarData;
200		function GetCount: integer;
201		protected
202	<	FUniqueRelationName: string;
202	>	FUniqueRelationName: AnsiString;
203		FColumnList: array of TSQLVarData;
204		function GetStatement: IStatement; virtual; abstract;
205		function GetPrepareSeqNo: integer; virtual; abstract;
#	Line 205 | Line 209 | type
209		public
210		procedure Initialize; virtual;
211		function IsInputDataArea: boolean; virtual; abstract; {Input to Database}
212	<	procedure PreprocessSQL(sSQL: string; GenerateParamNames: boolean;
213	<	var sProcessedSQL: string);
212	>	procedure PreprocessSQL(sSQL: AnsiString; GenerateParamNames: boolean;
213	>	var sProcessedSQL: AnsiString);
214		function ColumnsInUseCount: integer; virtual;
215	<	function ColumnByName(Idx: string): TSQLVarData;
215	>	function ColumnByName(Idx: AnsiString): TSQLVarData;
216		function CheckStatementStatus(Request: TStatementStatus): boolean; virtual; abstract;
217		procedure GetData(index: integer; var IsNull: boolean; var len: short;
218	<	var data: PChar); virtual;
218	>	var data: PByte); virtual;
219		procedure RowChange;
220		function StateChanged(var ChangeSeqNo: integer): boolean; virtual; abstract;
221		property Count: integer read GetCount;
222		property Column[index: integer]: TSQLVarData read GetColumn;
223	<	property UniqueRelationName: string read FUniqueRelationName;
223	>	property UniqueRelationName: AnsiString read FUniqueRelationName;
224		property Statement: IStatement read GetStatement;
225		property PrepareSeqNo: integer read GetPrepareSeqNo;
226		property TransactionSeqNo: integer read GetTransactionSeqNo;
#	Line 227 | Line 231 | type
231		TSQLVarData = class
232		private
233		FParent: TSQLDataArea;
234	<	FName: string;
234	>	FName: AnsiString;
235		FIndex: integer;
236		FModified: boolean;
237		FUniqueName: boolean;
238		FVarString: RawByteString;
239		function GetStatement: IStatement;
240	<	procedure SetName(AValue: string);
240	>	procedure SetName(AValue: AnsiString);
241		protected
242		function GetSQLType: cardinal; virtual; abstract;
243		function GetSubtype: integer; virtual; abstract;
244	<	function GetAliasName: string;  virtual; abstract;
245	<	function GetFieldName: string; virtual; abstract;
246	<	function GetOwnerName: string;  virtual; abstract;
247	<	function GetRelationName: string;  virtual; abstract;
244	>	function GetAliasName: AnsiString;  virtual; abstract;
245	>	function GetFieldName: AnsiString; virtual; abstract;
246	>	function GetOwnerName: AnsiString;  virtual; abstract;
247	>	function GetRelationName: AnsiString;  virtual; abstract;
248		function GetScale: integer; virtual; abstract;
249		function GetCharSetID: cardinal; virtual; abstract;
250		function GetCodePage: TSystemCodePage; virtual; abstract;
251		function GetIsNull: Boolean;   virtual; abstract;
252		function GetIsNullable: boolean; virtual; abstract;
253	<	function GetSQLData: PChar;  virtual; abstract;
253	>	function GetSQLData: PByte;  virtual; abstract;
254		function GetDataLength: cardinal; virtual; abstract;
255		procedure SetIsNull(Value: Boolean); virtual; abstract;
256		procedure SetIsNullable(Value: Boolean);  virtual; abstract;
257	<	procedure SetSQLData(AValue: PChar; len: cardinal); virtual; abstract;
257	>	procedure SetSQLData(AValue: PByte; len: cardinal); virtual; abstract;
258		procedure SetScale(aValue: integer); virtual; abstract;
259		procedure SetDataLength(len: cardinal); virtual; abstract;
260		procedure SetSQLType(aValue: cardinal); virtual; abstract;
261		procedure SetCharSetID(aValue: cardinal); virtual; abstract;
262		public
263		constructor Create(aParent: TSQLDataArea; aIndex: integer);
264	<	procedure SetString(aValue: string);
264	>	procedure SetString(aValue: AnsiString);
265		procedure Changed; virtual;
266		procedure RowChange; virtual;
267		function GetAsArray(Array_ID: TISC_QUAD): IArray; virtual; abstract;
#	Line 268 | Line 272 | type
272		procedure Initialize; virtual;
273
274		public
275	<	property AliasName: string read GetAliasName;
276	<	property FieldName: string read GetFieldName;
277	<	property OwnerName: string read GetOwnerName;
278	<	property RelationName: string read GetRelationName;
275	>	property AliasName: AnsiString read GetAliasName;
276	>	property FieldName: AnsiString read GetFieldName;
277	>	property OwnerName: AnsiString read GetOwnerName;
278	>	property RelationName: AnsiString read GetRelationName;
279		property Parent: TSQLDataArea read FParent;
280		property Index: integer read FIndex;
281	<	property Name: string read FName write SetName;
281	>	property Name: AnsiString read FName write SetName;
282		property CharSetID: cardinal read GetCharSetID write SetCharSetID;
283		property SQLType: cardinal read GetSQLType write SetSQLType;
284		property SQLSubtype: integer read GetSubtype;
285	<	property SQLData: PChar read GetSQLData;
285	>	property SQLData: PByte read GetSQLData;
286		property DataLength: cardinal read GetDataLength write SetDataLength;
287		property IsNull: Boolean read GetIsNull write SetIsNull;
288		property IsNullable: Boolean read GetIsNullable write SetIsNullable;
#	Line 300 | Line 304 | type
304		FChangeSeqNo: integer;
305		protected
306		procedure CheckActive; override;
307	<	function SQLData: PChar; override;
307	>	function SQLData: PByte; override;
308		function GetDataLength: cardinal; override;
309		function GetCodePage: TSystemCodePage; override;
310
#	Line 315 | Line 319 | type
319		function GetIndex: integer;
320		function GetSQLType: cardinal; override;
321		function getSubtype: integer;
322	<	function getRelationName: string;
323	<	function getOwnerName: string;
324	<	function getSQLName: string;    {Name of the column}
325	<	function getAliasName: string;  {Alias Name of column or Column Name if not alias}
326	<	function GetName: string; override;      {Disambiguated uppercase Field Name}
322	>	function getRelationName: AnsiString;
323	>	function getOwnerName: AnsiString;
324	>	function getSQLName: AnsiString;    {Name of the column}
325	>	function getAliasName: AnsiString;  {Alias Name of column or Column Name if not alias}
326	>	function GetName: AnsiString; override;      {Disambiguated uppercase Field Name}
327		function GetScale: integer; override;
328		function getCharSetID: cardinal; override;
329		function GetIsNullable: boolean; override;
330		function GetSize: cardinal;
331		function GetArrayMetaData: IArrayMetaData;
332		function GetBlobMetaData: IBlobMetaData;
333	<	property Name: string read GetName;
333	>	property Name: AnsiString read GetName;
334		property Size: cardinal read GetSize;
335		property CharSetID: cardinal read getCharSetID;
336		property SQLSubtype: integer read getSubtype;
#	Line 343 | Line 347 | type
347		function GetAsArray: IArray;
348		function GetAsBlob: IBlob; overload;
349		function GetAsBlob(BPB: IBPB): IBlob; overload;
350	<	function GetAsString: String; override;
350	>	function GetAsString: AnsiString; override;
351		property AsBlob: IBlob read GetAsBlob;
352		end;
353
#	Line 353 | Line 357 | type
357		protected
358		procedure CheckActive; override;
359		procedure Changed; override;
360	<	procedure InternalSetAsString(Value: String); override;
360	>	procedure InternalSetAsString(Value: AnsiString); override;
361		procedure SetScale(aValue: integer); override;
362		procedure SetDataLength(len: cardinal); override;
363		procedure SetSQLType(aValue: cardinal); override;
#	Line 361 | Line 365 | type
365		procedure Clear;
366		function GetModified: boolean; override;
367		function GetAsPointer: Pointer;
368	<	procedure SetName(Value: string); override;
368	>	procedure SetName(Value: AnsiString); override;
369		procedure SetIsNull(Value: Boolean);  override;
370		procedure SetIsNullable(Value: Boolean); override;
371		procedure SetAsArray(anArray: IArray);
#	Line 378 | Line 382 | type
382		procedure SetAsFloat(AValue: Float);
383		procedure SetAsPointer(AValue: Pointer);
384		procedure SetAsShort(AValue: Short);
385	<	procedure SetAsString(AValue: String); override;
385	>	procedure SetAsString(AValue: AnsiString); override;
386		procedure SetAsVariant(AValue: Variant);
387		procedure SetAsBlob(aValue: IBlob);
388		procedure SetAsQuad(AValue: TISC_QUAD);
#	Line 401 | Line 405 | type
405		destructor Destroy; override;
406		public
407		{IMetaData}
408	<	function GetUniqueRelationName: string;
408	>	function GetUniqueRelationName: AnsiString;
409		function getCount: integer;
410		function getColumnMetaData(index: integer): IColumnMetaData;
411	<	function ByName(Idx: String): IColumnMetaData;
411	>	function ByName(Idx: AnsiString): IColumnMetaData;
412		end;
413
414		{ TSQLParams }
#	Line 423 | Line 427 | type
427		{ISQLParams}
428		function getCount: integer;
429		function getSQLParam(index: integer): ISQLParam;
430	<	function ByName(Idx: String): ISQLParam ;
430	>	function ByName(Idx: AnsiString): ISQLParam ;
431		function GetModified: Boolean;
432		end;
433
#	Line 443 | Line 447 | type
447		constructor Create(aResults: TSQLDataArea);
448		{IResults}
449		function getCount: integer;
450	<	function ByName(Idx: String): ISQLData;
450	>	function ByName(Idx: AnsiString): ISQLData;
451		function getSQLData(index: integer): ISQLData;
452	<	procedure GetData(index: integer; var IsNull:boolean; var len: short; var data: PChar);
452	>	procedure GetData(index: integer; var IsNull:boolean; var len: short; var data: PByte);
453		function GetTransaction: ITransaction; virtual;
454		procedure SetRetainInterfaces(aValue: boolean);
455		end;
#	Line 454 | Line 458 | implementation
458
459		uses FBMessages, FBClientAPI, variants, IBUtils, FBTransaction;
460
461	+
462		{ TSQLDataArea }
463
464		function TSQLDataArea.GetColumn(index: integer): TSQLVarData;
#	Line 472 | Line 477 | procedure TSQLDataArea.SetUniqueRelation
477		var
478		i: Integer;
479		bUnique: Boolean;
480	<	RelationName: string;
480	>	RelationName: AnsiString;
481		begin
482		bUnique := True;
483		for i := 0 to ColumnsInUseCount - 1 do
#	Line 503 | Line 508 | begin
508		Column[i].Initialize;
509		end;
510
511	<	procedure TSQLDataArea.PreprocessSQL(sSQL: string; GenerateParamNames: boolean;
512	<	var sProcessedSQL: string);
511	>	procedure TSQLDataArea.PreprocessSQL(sSQL: AnsiString; GenerateParamNames: boolean;
512	>	var sProcessedSQL: AnsiString);
513		var
514	<	cCurChar, cNextChar, cQuoteChar: Char;
515	<	sParamName: String;
514	>	cCurChar, cNextChar, cQuoteChar: AnsiChar;
515	>	sParamName: AnsiString;
516		j, i, iLenSQL, iSQLPos: Integer;
517		iCurState {$ifdef ALLOWDIALECT3PARAMNAMES}, iCurParamState {$endif}: Integer;
518		iParamSuffix: Integer;
519		slNames: TStrings;
520	<	StrBuffer: PChar;
520	>	StrBuffer: PByte;
521		found: boolean;
522
523		const
#	Line 526 | Line 531 | const
531		ParamQuoteState = 1;
532		{$endif}
533
534	<	procedure AddToProcessedSQL(cChar: Char);
534	>	procedure AddToProcessedSQL(cChar: AnsiChar);
535		begin
536	<	StrBuffer[iSQLPos] := cChar;
536	>	StrBuffer[iSQLPos] := byte(cChar);
537		Inc(iSQLPos);
538		end;
539
#	Line 684 | Line 689 | begin
689		Inc(i);
690		end;
691		AddToProcessedSQL(#0);
692	<	sProcessedSQL := strpas(StrBuffer);
692	>	sProcessedSQL := strpas(PAnsiChar(StrBuffer));
693		SetCount(slNames.Count);
694		for i := 0 to slNames.Count - 1 do
695		begin
#	Line 716 | Line 721 | begin
721		Result := Count;
722		end;
723
724	<	function TSQLDataArea.ColumnByName(Idx: string): TSQLVarData;
724	>	function TSQLDataArea.ColumnByName(Idx: AnsiString): TSQLVarData;
725		var
726	<	s: String;
726	>	s: AnsiString;
727		i: Integer;
728		begin
729		{$ifdef UseCaseInSensitiveParamName}
#	Line 736 | Line 741 | begin
741		end;
742
743		procedure TSQLDataArea.GetData(index: integer; var IsNull: boolean;
744	<	var len: short; var data: PChar);
744	>	var len: short; var data: PByte);
745		begin
746		//Do Nothing
747		end;
#	Line 755 | Line 760 | begin
760		Result := FParent.Statement;
761		end;
762
763	<	procedure TSQLVarData.SetName(AValue: string);
763	>	procedure TSQLVarData.SetName(AValue: AnsiString);
764		begin
765		if FName = AValue then Exit;
766		{$ifdef UseCaseInSensitiveParamName}
#	Line 774 | Line 779 | begin
779		FUniqueName := true;
780		end;
781
782	<	procedure TSQLVarData.SetString(aValue: string);
782	>	procedure TSQLVarData.SetString(aValue: AnsiString);
783		begin
784		{we take full advantage here of reference counted strings. When setting a string
785		value, a reference is kept in FVarString and a pointer to it placed in the
786	<	SQLVar. This avoids string copies. Note that PChar is guaranteed to point to
786	>	SQLVar. This avoids string copies. Note that PAnsiChar is guaranteed to point to
787		a zero byte when the string is empty, neatly avoiding a nil pointer error.}
788
789		FVarString := aValue;
790		SQLType := SQL_TEXT;
791	<	SetSQLData(PChar(FVarString),Length(aValue));
791	>	SetSQLData(PByte(PAnsiChar(FVarString)),Length(aValue));
792		end;
793
794		procedure TSQLVarData.Changed;
#	Line 799 | Line 804 | end;
804
805		procedure TSQLVarData.Initialize;
806
807	<	function FindVarByName(idx: string; limit: integer): TSQLVarData;
807	>	function FindVarByName(idx: AnsiString; limit: integer): TSQLVarData;
808		var
809		k: integer;
810		begin
#	Line 814 | Line 819 | procedure TSQLVarData.Initialize;
819
820		var
821		j, j_len: Integer;
822	<	st: String;
823	<	sBaseName: string;
822	>	st: AnsiString;
823	>	sBaseName: AnsiString;
824		begin
825		RowChange;
826
#	Line 902 | Line 907 | function TSQLDataItem.AdjustScaleToCurre
907		var
908		Scaling : Int64;
909		i : Integer;
910	<	FractionText, PadText, CurrText: string;
910	>	FractionText, PadText, CurrText: AnsiString;
911		begin
912		Result := 0;
913		Scaling := 1;
#	Line 921 | Line 926 | begin
926		FractionText := IntToStr(abs(Value mod Scaling));
927		for i := Length(FractionText) to -aScale -1 do
928		PadText := '0' + PadText;
929	+	{$IF declared(DefaultFormatSettings)}
930	+	with DefaultFormatSettings do
931	+	{$ELSE}
932	+	{$IF declared(FormatSettings)}
933	+	with FormatSettings do
934	+	{$IFEND}
935	+	{$IFEND}
936		if Value < 0 then
937	<	CurrText := '-' + IntToStr(Abs(Value div Scaling)) + DefaultFormatSettings.DecimalSeparator + PadText + FractionText
937	>	CurrText := '-' + IntToStr(Abs(Value div Scaling)) + DecimalSeparator + PadText + FractionText
938		else
939	<	CurrText := IntToStr(Abs(Value div Scaling)) + DefaultFormatSettings.DecimalSeparator + PadText + FractionText;
939	>	CurrText := IntToStr(Abs(Value div Scaling)) + DecimalSeparator + PadText + FractionText;
940		try
941		result := StrToCurr(CurrText);
942		except
#	Line 1006 | Line 1018 | begin
1018		//Do nothing by default
1019		end;
1020
1021	<	procedure TSQLDataItem.InternalSetAsString(Value: String);
1021	>	procedure TSQLDataItem.InternalSetAsString(Value: AnsiString);
1022		begin
1023		//Do nothing by default
1024		end;
1025
1026	<	function TSQLDataItem.Transliterate(s: string; CodePage: TSystemCodePage
1026	>	function TSQLDataItem.Transliterate(s: AnsiString; CodePage: TSystemCodePage
1027		): RawByteString;
1028		begin
1029		Result := s;
#	Line 1034 | Line 1046 | begin
1046		//Do nothing by default
1047		end;
1048
1049	<	function TSQLDataItem.GetSQLTypeName: string;
1049	>	function TSQLDataItem.GetSQLTypeName: AnsiString;
1050		begin
1051		Result := GetSQLTypeName(GetSQLType);
1052		end;
1053
1054	<	class function TSQLDataItem.GetSQLTypeName(SQLType: short): string;
1054	>	class function TSQLDataItem.GetSQLTypeName(SQLType: short): AnsiString;
1055		begin
1056		Result := 'Unknown';
1057		case SQLType of
#	Line 1270 | Line 1282 | begin
1282		end;
1283
1284
1285	<	function TSQLDataItem.GetAsString: String;
1285	>	function TSQLDataItem.GetAsString: AnsiString;
1286		var
1287	<	sz: PChar;
1287	>	sz: PByte;
1288		str_len: Integer;
1289		rs: RawByteString;
1290		begin
#	Line 1297 | Line 1309 | begin
1309		str_len := DecodeInteger(SQLData, 2);
1310		Inc(sz, 2);
1311		end;
1312	<	SetString(rs, sz, str_len);
1312	>	SetString(rs, PAnsiChar(sz), str_len);
1313		SetCodePage(rs,GetCodePage,false);
1314		if (SQLType = SQL_TEXT) and (GetCharSetID <> 1) then
1315		Result := TrimRight(rs)
#	Line 1312 | Line 1324 | begin
1324		SQL_TYPE_TIME :
1325		result := TimeToStr(AsDateTime);
1326		SQL_TIMESTAMP:
1327	<	result := FormatDateTime(FormatSettings.ShortDateFormat + ' ' +
1328	<	FormatSettings.LongTimeFormat+'.zzz',AsDateTime);
1327	>	{$IF declared(DefaultFormatSettings)}
1328	>	with DefaultFormatSettings do
1329	>	{$ELSE}
1330	>	{$IF declared(FormatSettings)}
1331	>	with FormatSettings do
1332	>	{$IFEND}
1333	>	{$IFEND}
1334	>	result := FormatDateTime(ShortDateFormat + ' ' +
1335	>	LongTimeFormat+'.zzz',AsDateTime);
1336		SQL_SHORT, SQL_LONG:
1337		if Scale = 0 then
1338		result := IntToStr(AsLong)
#	Line 1400 | Line 1419 | begin
1419		//ignore unless overridden
1420		end;
1421
1422	<	procedure TSQLDataItem.SetName(aValue: string);
1422	>	procedure TSQLDataItem.SetName(aValue: AnsiString);
1423		begin
1424		//ignore unless overridden
1425		end;
#	Line 1576 | Line 1595 | begin
1595		Changed;
1596		end;
1597
1598	<	procedure TSQLDataItem.SetAsString(Value: String);
1598	>	procedure TSQLDataItem.SetAsString(Value: AnsiString);
1599		begin
1600		InternalSetAsString(Value);
1601		end;
#	Line 1611 | Line 1630 | begin
1630		end;
1631		end;
1632
1633	+	procedure TSQLDataItem.SetAsNumeric(Value: Int64; aScale: integer);
1634	+	begin
1635	+	CheckActive;
1636	+	Changing;
1637	+	if IsNullable then
1638	+	IsNull := False;
1639	+
1640	+	SQLType := SQL_INT64;
1641	+	Scale := aScale;
1642	+	DataLength := SizeOf(Int64);
1643	+	PInt64(SQLData)^ := Value;
1644	+	Changed;
1645	+	end;
1646	+
1647		procedure TSQLDataItem.SetAsBoolean(AValue: boolean);
1648		begin
1649		CheckActive;
#	Line 1641 | Line 1674 | begin
1674		IBError(ibxeStatementNotPrepared, [nil]);
1675		end;
1676
1677	<	function TColumnMetaData.SQLData: PChar;
1677	>	function TColumnMetaData.SQLData: PByte;
1678		begin
1679		Result := FIBXSQLVAR.SQLData;
1680		end;
#	Line 1694 | Line 1727 | begin
1727		result := FIBXSQLVAR.SQLSubtype;
1728		end;
1729
1730	<	function TColumnMetaData.getRelationName: string;
1730	>	function TColumnMetaData.getRelationName: AnsiString;
1731		begin
1732		CheckActive;
1733		result :=  FIBXSQLVAR.RelationName;
1734		end;
1735
1736	<	function TColumnMetaData.getOwnerName: string;
1736	>	function TColumnMetaData.getOwnerName: AnsiString;
1737		begin
1738		CheckActive;
1739		result :=  FIBXSQLVAR.OwnerName;
1740		end;
1741
1742	<	function TColumnMetaData.getSQLName: string;
1742	>	function TColumnMetaData.getSQLName: AnsiString;
1743		begin
1744		CheckActive;
1745		result :=  FIBXSQLVAR.FieldName;
1746		end;
1747
1748	<	function TColumnMetaData.getAliasName: string;
1748	>	function TColumnMetaData.getAliasName: AnsiString;
1749		begin
1750		CheckActive;
1751		result := FIBXSQLVAR.AliasName;
1752		end;
1753
1754	<	function TColumnMetaData.GetName: string;
1754	>	function TColumnMetaData.GetName: AnsiString;
1755		begin
1756		CheckActive;
1757		Result := FIBXSQLVAR. Name;
#	Line 1803 | Line 1836 | begin
1836		result := FIBXSQLVAR.GetAsBlob(AsQuad,BPB);
1837		end;
1838
1839	<	function TIBSQLData.GetAsString: String;
1839	>	function TIBSQLData.GetAsString: AnsiString;
1840		begin
1841		CheckActive;
1842		Result := '';
#	Line 1821 | Line 1854 | end;
1854
1855		{ TSQLParam }
1856
1857	<	procedure TSQLParam.InternalSetAsString(Value: String);
1857	>	procedure TSQLParam.InternalSetAsString(Value: AnsiString);
1858		var b: IBlob;
1859	+	dt: TDateTime;
1860		begin
1861		CheckActive;
1862		if IsNullable then
1863		IsNull := False;
1864		case SQLTYPE of
1865		SQL_BOOLEAN:
1866	<	if CompareText(Value,STrue) = 0 then
1866	>	if AnsiCompareText(Value,STrue) = 0 then
1867		AsBoolean := true
1868		else
1869	<	if CompareText(Value,SFalse) = 0 then
1869	>	if AnsiCompareText(Value,SFalse) = 0 then
1870		AsBoolean := false
1871		else
1872		IBError(ibxeInvalidDataConversion,[nil]);
#	Line 1857 | Line 1891 | begin
1891		SQL_SHORT,
1892		SQL_LONG,
1893		SQL_INT64:
1894	<	SetAsInt64(StrToInt(Value));
1894	>	SetAsNumeric(AdjustScaleFromCurrency(StrToCurr(Value),GetScale),GetScale);
1895
1896		SQL_D_FLOAT,
1897		SQL_DOUBLE,
#	Line 1865 | Line 1899 | begin
1899		SetAsDouble(StrToFloat(Value));
1900
1901		SQL_TIMESTAMP:
1902	<	SetAsDateTime(StrToDateTime(Value));
1902	>	if TryStrToDateTime(Value,dt) then
1903	>	SetAsDateTime(dt)
1904	>	else
1905	>	FIBXSQLVar.SetString(Value);
1906
1907		SQL_TYPE_DATE:
1908	<	SetAsDate(StrToDateTime(Value));
1908	>	if TryStrToDateTime(Value,dt) then
1909	>	SetAsDate(dt)
1910	>	else
1911	>	FIBXSQLVar.SetString(Value);
1912
1913		SQL_TYPE_TIME:
1914	<	SetAsTime(StrToDateTime(Value));
1914	>	if TryStrToDateTime(Value,dt) then
1915	>	SetAsTime(dt)
1916	>	else
1917	>	FIBXSQLVar.SetString(Value);
1918
1919		else
1920		IBError(ibxeInvalidDataConversion,[nil]);
#	Line 1925 | Line 1968 | begin
1968		Result := inherited GetAsPointer;
1969		end;
1970
1971	<	procedure TSQLParam.SetName(Value: string);
1971	>	procedure TSQLParam.SetName(Value: AnsiString);
1972		begin
1973		CheckActive;
1974		FIBXSQLVAR.Name := Value;
#	Line 2231 | Line 2274 | begin
2274		end;
2275		end;
2276
2277	<	procedure TSQLParam.SetAsString(AValue: String);
2277	>	procedure TSQLParam.SetAsString(AValue: AnsiString);
2278		var i: integer;
2279		OldSQLVar: TSQLVarData;
2280		begin
#	Line 2344 | Line 2387 | begin
2387		inherited Destroy;
2388		end;
2389
2390	<	function TMetaData.GetUniqueRelationName: string;
2390	>	function TMetaData.GetUniqueRelationName: AnsiString;
2391		begin
2392		CheckActive;
2393		Result := FMetaData.UniqueRelationName;
#	Line 2372 | Line 2415 | begin
2415		end;
2416		end;
2417
2418	<	function TMetaData.ByName(Idx: String): IColumnMetaData;
2418	>	function TMetaData.ByName(Idx: AnsiString): IColumnMetaData;
2419		var aIBXSQLVAR: TSQLVarData;
2420		begin
2421		CheckActive;
#	Line 2432 | Line 2475 | begin
2475		end;
2476		end;
2477
2478	<	function TSQLParams.ByName(Idx: String): ISQLParam;
2478	>	function TSQLParams.ByName(Idx: AnsiString): ISQLParam;
2479		var aIBXSQLVAR: TSQLVarData;
2480		begin
2481		CheckActive;
#	Line 2500 | Line 2543 | begin
2543		Result := FResults.Count;
2544		end;
2545
2546	<	function TResults.ByName(Idx: String): ISQLData;
2546	>	function TResults.ByName(Idx: AnsiString): ISQLData;
2547		var col: TSQLVarData;
2548		begin
2549		Result := nil;
#	Line 2532 | Line 2575 | begin
2575		end;
2576
2577		procedure TResults.GetData(index: integer; var IsNull: boolean; var len: short;
2578	<	var data: PChar);
2578	>	var data: PByte);
2579		begin
2580		CheckActive;
2581		FResults.GetData(index,IsNull, len,data);
#	Line 2548 | Line 2591 | begin
2591		RetainInterfaces := aValue;
2592		end;
2593
2551	–
2594		end.
2595

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