October 27, 2014 Ver 220.127.116.1100
Denodo OLE DB Provider is officially released!
Fixed bug when transforming xml fields from SQL Server to Postgres in SSIS.
Changed grammar to handle identifiers in negative accent marks (`).
Added NUM_PRECISION and NUM_SCALE connection string parameters, and pgnp_getnumericproperties/pgnp_setnumericproperties.
Added "Optional id" to the activation request-response as convenience to the end-user who wants to match requests and responses.
September 8, 2014 Ver 18.104.22.16884
Fixed bug in determining expression type when ISNULL function is used.
Fixed bugs in handling dynamic queries in Redshift. Example: CREATE TABLE #tmp...; SELECT ... FROM #tmp; DROP TABLE #tmp;
Fix: Comment-only statement execution returned error, e.g. /* test */.
Changed column type returned from NULL to INT4.
Multiple statement did not execute or returned data in some scenarios.
Calculated column alias was not returned correctly, e.g. Select Sum(case when A>0 then X else Y end) as CalcColumn.
Fixed memory leaks.
Added new C# sample (MultipleResultsets).
Profiler: Added 64-bit applications indicator.
Profiler: Fixed missing columns on first launch after the installation.
July 7, 2014 Ver 22.214.171.12464
Replaced connection string parameter FORCEUTF8 with FORCECP. Updated documentation for the FORCECP, and the out-of-proc registration script.
Fixed bug in some symbols coding when using FastLoad into Greenplum.
Fixed grammar to allow column names Start, End, Transaction, etc.
Fixed bug in bulk-inserting data via linked server when default/serial column is not specified. Example:
INSERT [LNK]...[table](col1,col2) SELECT [col1], [col2] FROM [tbl];
where table DDL:
CREATE TABLE table (id serial, col1 int, col2 varchar);
Fixed bug in returning data: SELECT DATA_TYPE, CHARACTER_MAXIMUM_LENGTH FROM LNK..information_schema.columns (ntext was not returned correctly).
Fixed bug when a linked server is configured to connect to DB1, and query is issued to DB2: SELECT * FROM OPENQUERY (LNK_DB1,'SELECT e1.* FROM DB2.public.tbl')
Fixed bug "incorrect column names from querying a stored procedure returning record".
Fixed bugs in decimal/numeric values conversion: for a zero numeric use a non-zero precision; scale was not processed correctly and it resulted into zero.
June 9, 2014 Ver 126.96.36.19954
Fixed exception when handling SELECT INTO statements.
Fixed bug in processing multiple statements when could not parse on of them.
Fixed bug in characters encoding in RowsetFastLoad (Greenplum).
Fixed bug when ETL handling ntext/nvarchar.
May 9, 2014 Ver 188.8.131.5248
Fixed crashes in Cassandra OLEDB provider.
Fixed error "cannot locate row" in DeleteRows function.
Fixed bug "Undefined stored procedure" when stored procedure name is in mixed case, e.g. "Date_Range(...)".
Fixed bug in handling queries with CROSS JOIN.
Included a bugfix for openssl "HeartBleed Bug" (now using openssl-1.0.1g).
Enabled optimization of errored statements.
Various fixes for SQL Server to Redshift replication.
Fixed bug in PIPECOPY mode used for replication acceleration. The mode is only used when number of parameters and ordinals coincide with all columns in a table. Previously, it could cause incorrect work of INSERT.
Fixed bug in handling parameter sets. If more than one parameter set was used, the only first was passed to DBMS.
Fixed bug in handling multiple statements concatenated with semicolon. If two DDL statements used, only first one was sent to DBMS.
Fixed bug "Invalid parameter type" - no need to calculate parameters types after SetParamInfo was called.
Enabled single quotes in N strings, e.g. N'Rock''n''Roll'.
Profiler: Optimizer dialog was not displaying.
Profiler: enabled menu auto-hiding. Menu can be brought up by pressing ALT button.
March 31, 2014 Ver 184.108.40.20632
Fixed bug in determining types of expressions using now() function and count(bigint).
Fixed crash when getting index schema on very long names.
Fixed bug: CTE can use full SELECT, e.g. WITH... (SELECT ... ORDER BY 1) ...
Fixed bug: unnecessary 'AS' was inserted into query, e.g. SELECT * FROM crosstab('...', '...') AS tbl(...). Result: AS tbl AS.
Fixed bug: column information was returned in lower case, e.g. SELECT 1 as "My Test" from tbl.
Fixed casing bug in output column, e.g. SELECT date_part(...) was returning column name as DATE_PART.
Improved parameters and return types handling for stored procedure.
March 17, 2014 Ver 220.127.116.1118
Fixed bug in conversion of very long numeric strings.
Fixed bug in license check when the cluster node name case varies between activation and launch.
Redshift: fixed bugs in schema handling (upper/lower case).
Redshift: changed default port to 5439.
Redshift Profiler: added code to log rows count into the profiler's trace; changed instance guard id for Redshift; changed application icon.
January 2, 2014 Ver 18.104.22.16806
Enabled using cursors in Redshift.
Added logging of the internal Provider's trace as comments in the Profiler. Changed PGNP Profiler to allow selecting commentaries level (from "SQL Statements Only" to "Comment Level 3").
Added new stored procedure pgnp_comment.
Fixed minor connection leak.
November 19, 2013 Ver 22.214.171.12400
Fixed bug resulting in error: "cursor "pgnpcsrN" already exists". The error occurred when application executed a command, and did not request the rowset (riid=NULL).
Fixed bug in DECIMAL numbers conversion procedure. Previously some numbers could be returned incorrectly, e.g. 10000 as 10.
Fixed bug in pgnp_refreshmetadata when the stored procedure is called from SSMS; it did not send metadata refresh notification. Example: EXEC ('pgnp_refreshmetadata('''',''test_table'')') AT PGNPTEST.
Added connection string parameter OPTIMIZER=ON/OFF. By default optimizer if not enabled (OFF).
November 4, 2013 Ver 126.96.36.19996
Fixed connection leak when closing data source.
Fixed bug in handling table names as reserved words, e.g. SELECT * FROM [date].
Profiler: enabled the filter pane on startup.
October 23, 2013 Ver 188.8.131.5292
Fixed connections leak when handling distributed transactions.
Fixed bug "...linked server supplied inconsistent metadata for a column. The name was changed at execution time."
September 23, 2013 Ver 184.108.40.20686
Fixed bug in parser when handling some subqueries, e.g. select * from ( (select * from trade t ) as thing1 inner join (select * from booking b) as thing2 on thing1.id=thing2.tradeid )
Greenplum: Added connstr parameters HIDE_GPFDIST, LOG_PATH and VERBOSE. Fixed bug in gpfdist bulk import.
Redshift: Made Redshift provider to be able to work side-by-side with PGNP. Connection string: "Provider=RSNP;".
August 2, 2013 Ver 220.127.116.1178
Resolved the error on WinXP and Win2003: "The procedure entry point InitializeCriticalSectionEx could not be located..."
Fixed bug in reading procedure schema.
Fixed bug: select * from pgnp_getlicenseinfo() did not return any rows.
Fixed bug resulting in "Inconsistent metadata" error when querying COUNT(*) from a linked server.
More fixes/changes for Redshift.
July 7, 2013 Ver 18.104.22.16873
New OLEDB Provider for Amazon Redshift is released. Trial build and documentation are available from the Download page.
June 25, 2013 Ver 22.214.171.12470
Added connection string parameter CURSOR=ON/OFF to allow turning cursor usage off.
Fixed bug: query with all aggregate columns returned NULLs.
June 7, 2013 Ver 126.96.36.19962
Fixed bug in the EVENTS connection string parameter, and added code to convert SSLMode parameter into lower case.
Fixed memory overflow in FastLoad in some cases.
Fixed connectivity issue in Excel x64 caused by an uninitialized DataSource property (HWND).
May 15, 2013 Ver 188.8.131.5252
More changes made to fix error: "COPY file signature not recognized".
May 14, 2013 Ver 184.108.40.20650
Fixed bug that caused the error during bulk insert: "COPY file signature not recognized".
Fixed bug when execution of some queries resulted in the error "Cannot insert multiple commands into a prepared statement".
Made stability fix in Profiler, and added logging for Guid parameter.
April 26, 2013 Ver 220.127.116.1146
Resolved "SSL renegotiation issue" when connection was breaking after large volume of data transferred.
Fixed bug in FastLoad causing "incorrect binary data format" error for types date and time.
Fixed bug in FastLoad when the bound type is different from the column type, e.g. when ETL transforming I8 into I4 field.
Fixed bug in processing Decimal parameter from C#.
April 15, 2013 Ver 18.104.22.16842
Added support for COPY WITH BINARY to FastLoad and BULK_METHOD=COPY (PG only).
If all columns in a query are aggregate do not open cursor (an optimization).
If stored procedure does not return result (void), call it with "SELECT Proc()". Previously generated call as "SELECT * FROM Proc()".
Fixed error "Non-nullable field cannot have NULL" for "character variable" fields.
Fixed internal exception in some scenarios when not connected to DB ($NO_CATALOG mode).
Fixed connection failure when password starts with '='.
Profiler: fixed potential crash when clearing trace.
February 25, 2013 Ver 22.214.171.12432
Geometry fields and unknown types are exposed as long strings, previously they were as varchar(4000).
Added "EVENTS" extended property to control events subscription.
Fixed exception when handling statements of size 1MB or larger.
Fixed license activation issue on a SQL Cluster.
Fixed bug in handling columns of type "character varying".
Fixed exception in a linked server query when no columns are available, e.g.: SELECT * FROM OPENQUERY(PGSVR, 'ALTER TABLE...').
Fixed exception when closing Connection Wizard in QlikView.
Fixed exception when executing some functions "SELECT func(n)".
Optimizer: added ability to optimize internal statements such as schema queries.
Optimizer: added support for re-initialization when pgnp_optimizer event is triggered.
Optimizer: added support for enabling/disabling the optimizer.
Profiler: enabled optimizer UI.
Profiler: Details View can now display more than 30000 characters.
November 26, 2012 Ver 126.96.36.19906
Enabled BULK_METHOD=PIPECOPY for fast replication. Updated documentation.
Added support for True and False boolean constants.
Fixed bug: not all rows returned to some .NET applications (side effect introduced in 3056).
Fixed bug in expression type evaluation when functions TO_DATE, TO_TIMESTAMP and TO_NUMBER are used.
Fixed memory leak when importing data and BULK_METHOD=COPY.
November 12, 2012 Ver 188.8.131.5298
Fixed memory leak when loading CSV file in SSIS.
Fixed bug in expression type evaluation when DATE_PART function is used, and aggregate function with CASE expression as a parameter.
Fixed bugs in processing stored_proc AS (typ1, ...).
Fixed bug: Unnecessary 'AS' added when processing query:
SELECT * FROM OPENQUERY(PGSERVER, 'SELECT* FROM carts_saved()')
Fixed bug causing .Net Exception when getting DataSourceInformation from ADO.NET:
OleDbConnection connection = new OleDbConnection();
connection.ConnectionString = "Provider=PGNP.1;Initial Catalog=...";
DataTable table = connection.GetSchema("DataSourceInformation");
Fixed bug: values for DBMSVER, DBMSNAME, CONNECTIONSTATUS and DATASOURCENAME datasource properties were not returned correctly.
Fixed bug: invalid byte sequence for encoding "UTF8", when performing bulk import/fast load into DB.
Fixed bug: provider sends 'unknown' message to profiler after processing a erroneous statement.
Enabled newline in string literals.
Profiler: Fixed horizontal scroll reset after the trace view refresh.
Profiler: Added ability to save/load profiler's log to/from CSV files.
Profiler: fixed bug in displaying messages counter after clearing trace.
August 12, 2012 Ver 184.108.40.20676
Implemented IRowsetFastLoad, and added "BI Alias" provider registration (SE only).
Implemented DISTINCT_VALUES and FORCE_SORTED_LOV connection string parameters for Greenplum provider.
Fixed bug in handling some domain types.
Fixed bug in handling parameters in expressions: WHERE (id BETWEEN ? + 1 AND ? + ?).
Fixed bug in handling query with "table from function", e.g. select * from get_ids(...) as (id integer).
Fixed bug when ETL-transferring rows with NULL fields.
Fixed an issue in joining distributed transaction for some 32-bit applications on 64-bit systems.
Fixed bug resulting in the error "Provider returned data that does not match expected data length..." when querying column defined as a single character.
Fixed internal exception when querying data via linked server with server name misspelled.