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* Removed unused method StringQuery

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* Fix for Execscallback
 * Set ConnOptions
 * Set FPrepared flag on prepare and call sqlite3_reset before execute

git-svn-id: trunk@10884 -
This commit is contained in:
joost 2008-05-04 21:11:25 +00:00
parent 6d3a7cbc34
commit 2788fec70e
1 changed files with 17 additions and 15 deletions
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32
packages/fcl-db/src/sqldb/sqlite/sqlite3conn.pp
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@ -50,7 +50,6 @@ type
foptions: TSQLiteOptions;
procedure setoptions(const avalue: tsqliteoptions);
protected
function stringquery(const asql: string): TStringArray;
function stringsquery(const asql: string): TArrayStringArray;
procedure checkerror(const aerror: integer);
@ -82,13 +81,14 @@ type
procedure LoadBlobIntoBuffer(FieldDef: TFieldDef;ABlobBuf: PBufBlobField; cursor: TSQLCursor; ATransaction : TSQLTransaction); override;
// New methods
procedure execsql(const asql: string);
procedure UpdateIndexDefs(var IndexDefs : TIndexDefs; const TableName : string); // Differs from SQLDB.
function getprimarykeyfield(const atablename: string; const acursor: tsqlcursor): string;
procedure UpdateIndexDefs(IndexDefs : TIndexDefs;TableName : string); override; // Differs from SQLDB.
function getprimarykeyfield(const atablename: string; const acursor: tsqlcursor): string;
function RowsAffected(cursor: TSQLCursor): TRowsCount; override;
function GetSchemaInfoSQL(SchemaType : TSchemaType; SchemaObjectName, SchemaPattern : string) : string; override;
function StrToStatementType(s : string) : TStatementType; override;
public
function GetInsertID: int64;
constructor Create(AOwner : TComponent); override;
function GetInsertID: int64;
procedure GetFieldNames(const TableName : string; List : TStrings); override;
published
property Options: TSqliteOptions read FOptions write SetOptions;
@ -202,12 +202,14 @@ begin
if assigned(aparams) and (aparams.count > 0) then
buf := aparams.parsesql(buf,false,false,false,psinterbase,fparambinding);
checkerror(sqlite3_prepare(fhandle,pchar(buf),length(buf),@fstatement,@ftail));
FPrepared:=True;
end;
Procedure TSQLite3Cursor.UnPrepare;
begin
sqlite3_finalize(fstatement); // No check.
FPrepared:=False;
end;
Procedure TSQLite3Cursor.Execute;
@ -226,8 +228,8 @@ begin
finally
set8087cw(wo1); //restore
end;
{$endif}
if (fstate<=sqliteerrormax) then
{$endif}
if (fstate<=sqliteerrormax) then
checkerror(sqlite3_reset(fstatement));
RowsAffected:=sqlite3_changes(fhandle);
if (fstate=sqlite_row) then
@ -399,6 +401,7 @@ var
begin
SC:=TSQLite3Cursor(cursor);
checkerror(sqlite3_reset(sc.fstatement));
If (AParams<>Nil) and (AParams.count > 0) then
SC.BindParams(AParams);
SC.Execute;
@ -639,12 +642,6 @@ begin
result:= 0;
end;
function TSQLite3Connection.stringquery(const asql: string): TStringArray;
begin
SetLength(result,0);
CheckError(sqlite3_exec(fhandle,pchar(asql),@execcallback,@result,nil));
end;
function execscallback(adata: pointer; ncols: longint; //adata = PArrayStringArray
avalues: PPchar; anames: PPchar):longint; cdecl;
var
@ -656,7 +653,7 @@ begin
PP:=PArrayStringArray(adata);
N:=high(PP^); // Length-1;
setlength(PP^,N+2); // increase with 1;
p:= @(PP^[N]); // newly added array, fill with data.
p:= @(PP^[N+1]); // newly added array, fill with data.
setlength(p^,ncols);
for i:= 0 to ncols - 1 do
p^[i]:= strPas(avalues[i]);
@ -719,8 +716,13 @@ begin
result := inherited StrToStatementType(s);
end;
procedure TSQLite3Connection.UpdateIndexDefs(var IndexDefs: TIndexDefs;
const TableName: string);
constructor TSQLite3Connection.Create(AOwner: TComponent);
begin
inherited Create(AOwner);
FConnOptions := FConnOptions + [sqEscapeRepeat] + [sqEscapeSlash] + [sqQuoteFieldnames];
end;
procedure TSQLite3Connection.UpdateIndexDefs(IndexDefs: TIndexDefs; TableName: string);
var
str1: string;