+ Implemented GetTableNames, GetProcedureNames and GetFieldNames for TSQLConnection

+ Some fixes for TIBConnection.GetSchemaInfoSQL

git-svn-id: trunk@1064 -

fcl/db/sqldb/interbase/ibconnection.pp

@@ -758,7 +758,9 @@ begin
                         'from '+
                           'rdb$relations '+
                         'where '+
-                          '(rdb$system_flag = 0 or rdb$system_flag is null)'; // and rdb$view_blr is null
+                          '(rdb$system_flag = 0 or rdb$system_flag is null) ' + // and rdb$view_blr is null
+                        'order by rdb$relation_name';
+
     stSysTables  : s := 'select '+
                           'rdb$relation_id          as recno, '+
                           '''' + DatabaseName + ''' as catalog_name, '+
@@ -768,7 +770,9 @@ begin
                         'from '+
                           'rdb$relations '+
                         'where '+
-                          '(rdb$system_flag > 0)'; // and rdb$view_blr is null
+                          '(rdb$system_flag > 0) ' + // and rdb$view_blr is null
+                        'order by rdb$relation_name';
+
     stProcedures : s := 'select '+
                            'rdb$procedure_id        as recno, '+
                           '''' + DatabaseName + ''' as catalog_name, '+
@@ -782,11 +786,11 @@ begin
                         'WHERE '+
                           '(rdb$system_flag = 0 or rdb$system_flag is null)';
     stColumns    : s := 'select '+
-                           'rdb$procedure_id        as recno, '+
+                           'rdb$field_id            as recno, '+
                           '''' + DatabaseName + ''' as catalog_name, '+
                           '''''                     as schema_name, '+
                           'rdb$relation_name        as table_name, '+
-                          'rdb$field_name           as column name, '+
+                          'rdb$field_name           as column_name, '+
                           'rdb$field_position       as column_position, '+
                           '0                        as column_type, '+
                           '0                        as column_datatype, '+
@@ -799,7 +803,8 @@ begin
                         'from '+
                           'rdb$relation_fields '+
                         'WHERE '+
-                          '(rdb$system_flag = 0 or rdb$system_flag is null)';
+                          '(rdb$system_flag = 0 or rdb$system_flag is null) and (rdb$relation_name = ''' + Uppercase(SchemaObjectName) + ''') ' +
+                        'order by rdb$field_name';
   else
     DatabaseError(SMetadataUnavailable)
   end; {case}

fcl/db/sqldb/sqldb.pp

@@ -70,6 +70,7 @@ type
     FRole                : String;
 
     procedure SetTransaction(Value : TSQLTransaction);
+    procedure GetDBInfo(const SchemaType : TSchemaType; const SchemaObjectName, ReturnField : string; List: TStrings);
   protected
     FConnOptions         : TConnOptions;
 
@@ -106,6 +107,9 @@ type
     property ConnOptions: TConnOptions read FConnOptions;
     procedure ExecuteDirect(SQL : String); overload; virtual;
     procedure ExecuteDirect(SQL : String; Transaction : TSQLTransaction); overload; virtual;
+    procedure GetTableNames(List : TStrings; SystemTables : Boolean = false); virtual;
+    procedure GetProcedureNames(List : TStrings); virtual;
+    procedure GetFieldNames(const TableName : string; List :  TStrings); virtual;
   published
     property Password : string read FPassword write FPassword;
     property Transaction : TSQLTransaction read FTransaction write SetTransaction;
@@ -340,6 +344,49 @@ begin
   end;
 end;
 
+procedure TSQLConnection.GetDBInfo(const SchemaType : TSchemaType; const SchemaObjectName, ReturnField : string; List: TStrings);
+
+var qry : TSQLQuery;
+
+begin
+  if not assigned(Transaction) then
+    DatabaseError(SErrConnTransactionnSet);
+
+  qry := tsqlquery.Create(nil);
+  qry.transaction := Transaction;
+  qry.database := Self;
+  with qry do
+    begin
+    ParseSQL := False;
+    SetSchemaInfo(SchemaType,SchemaObjectName,'');
+    open;
+    List.Clear;
+    while not eof do
+      begin
+      List.Append(fieldbyname(ReturnField).asstring);
+      Next;
+      end;
+    end;
+  qry.free;
+end;
+
+
+procedure TSQLConnection.GetTableNames(List: TStrings; SystemTables: Boolean);
+begin
+  if not systemtables then GetDBInfo(stTables,'','table_name',List)
+    else GetDBInfo(stSysTables,'','table_name',List);
+end;
+
+procedure TSQLConnection.GetProcedureNames(List: TStrings);
+begin
+  GetDBInfo(stProcedures,'','proc_name',List);
+end;
+
+procedure TSQLConnection.GetFieldNames(const TableName: string; List: TStrings);
+begin
+  GetDBInfo(stColumns,TableName,'column_name',List);
+end;
+
 function TSQLConnection.GetAsSQLText(Field : TField) : string;
 
 begin