Change Logs | RemObjects Software

Changes in Data Abstract 4.0 for Delphi

This document lists the changes introduced by new versions of Data Abstract for Delphi.

New in Version 4.0.19 (Build .565)

(Status: April 20, 2007)

Enhancements

3284: Option to disable the macro processer
3269: MySQLDAC driver should allow to connect to server which uses a non-standard port
3184: Support for new CodeGear Delphi 2007 for Win32

Fixes

3446: CoreLabs drivers: NULL memo values posting data using SDAC driver problem
3425: Delphi 2007 compiler doesn't handle variables in search path; adjusted setup to install full paths
3423: BinStreamer: "Field Value Required" error
3415: Schema accidentally gets stored in DFM as part of DynamicRequest
3328: Schema Modeler stub form stays in front of Schema Modeler itself
3315: FIB Driver meta data reads Numeric(9,2) SP parameters as Integer
3313: Problem adding filter in float field
3298: Possible AV in DataTable
3288: Fixes for new $M+ warnings introduced in Delphi 2007
3267: IBX: Autoinc Support broken on Autogenerated Updates
2542: Review all drivers for efficiency: MySQLDAC

New in Version 4.0.17 (Build .557)

(Status: March 6, 2007)

Fixes

3242: the "Required" attribute of fields was imortedreversed in ADO/MSSQL and ADO/Access Meta Data (regression in Build .551)
3243: Retrieval of "allow null" meta data fails when getting ADO/Access Meta Data
3252: Quoting in IBX broken

New in Version 4.0.17 (Build .551)

(Status: February 22, 2007)

Enhancements

3177: Support of TIMESTAMP WITH TIME ZONE and TIMESTAMP WITH LOCAL TIME ZONE for Oracle
3118: Support WHERE conditions that don't require a value
3117: master/details feature in local mode
3010: DBX driver. Custom parameters LibraryName and VendorLib should be supported
2954: Improved TDADataAdapter.ReadDataset performance
2905: Create connections option in ADO driver for transactiontype and cursor type
2711: Add Help2 filters to all products that ship Help2 help
2542: Review all drivers for efficiency
2540: support ASA and ASE drivers in DBX driver
1465: Detect SQL Server "Identity" fields in meta data, for Schema Modeler
1208: DA4Converter updated to handle Frames & DevExpress Controls

Fixes

3210: Problem with the DataStreamer sample
3203: Problem with Variant sample
3170: Problem with ADO driver, Microsoft JET and Mode attribute
3169: Problem with Unassigned blobs and MergeDelta
3161: MyDAC driver should allow to connect to server which uses a non-standard port
3142: DADBSessionManager don't work correctly
3139: datWideMemo should be mapped to ftWideMemo
3122: Patch for FieldValueToVariant
3082: Cannot get ADO meta data from SQL Server 2000
3047: TDAXmlDataStreamer does not write Params into stream
2946: Problem with use AutoInc PK and ruoPost
2934: Exception 'String list does not allow duplicates' when adding a record to a TDACDSDataTable component
2929: Master/Detail Wizard crash when using TDACDSDataTable with LocalSchema
2768: DBX driver. Reserved words should be quoted with escape identifiers
2756: ADO driver: Command.CommandTimeout should be equal to Connection.CommandTimeout
2748: check if connection is still valid before returning to the pool
2710: Refactoring of ADO drivers
2370: PSScriptingProvider should be assigned to one datatable only
(no issue id): Fix for TDADataTable.LoadFromStream
(no issue id): PK-field empty after Post

New in Version 4.0.15 (Build .541)

(Status: December 14, 2006)

Enhancements

2842: "EnableBCD" option in ADO driver
2739: Trial-built applications now run outside of the IDE (but still show trial message)
2710: Refactoring of ADO/SDAC drivers
2708: Refactoring of IB drivers
2628: New Schema Modeler keyboard short-cuts
2542: Reviewed and tweaked all drivers for performance and efficiency

Fixes

2904: Problem with ADO driver
2873: Problems with empty memo fields
2865: FIBPlus driver issues with Float/LargeInt
2850: ApplyUpdates generates error when cloning from detail table
2832: Setup didn't create shortcuts for DA applications in the start menu
2829: Deployed IBO .dad driver could be used outside of Schema Modeler
2781: TDAConnectionManager pooling could generate dead lock
2770: Strange behavior when dragging tables in Schema Modeler
2747: AV when unloading drivers
2746: Schema Modeler could AV on closing
2740: TDAConnectionManager can't set the OnConnectionReleased event
2734: ruoOnPost problem for detail table in m/d relation
2732: DBX driver returned Date as BCD
2731: Infinite loop in Schema Modeler
2729: Problem with IBO driver
2717: FieldType ftWideMemo (39) is not supported
2716: Schema Modeler should check getAuxParams
2689: DA application using TROPooledClassFactory can't be closed
2665: Problem in TDABaseField.GetIsNull and FieldValueToVariant
2636: TDADataTable.LogicalNames drop-down should show tables in alphabetical order
2581: ADO driver in 'Microsoft.Jet.OLEDB.4.0' mode should support IDAFileBasedDatabase
2550: IBO/IBX drivers should receive PK and "Required" flag from database meta data
2487: DBX driver should receive PK and other info from database meta data

New in Version 4.0.13 (Build .521)

(Status: October 25, 2006)

Features

2498: New "Briefcase" Sample
2311: Option to filter drivers in Connection Wizard by platform if running from IDE
2226: New "Business Processor" Sample
1968: Allow dragging of Stored procedure in Schema Modeler to generate data table
1690: New Corelab IBDAC Driver

Enhancements

2569: Improve BinStreamer's default TWriter.BufferSize
2388: Event on Connection Manager when connection goes back into the pool
2387: Vastly improved connection pooling; problem with ConnectionPool.TransactionBehavior;
2335: New Schema.NewDataset function that used default connection
2312: Support for CommandTimeout property in ADO and SDAC
2252: New PoolBehavior.btFail option for better transaction control
2214: Connection timeout logic doesn't consider actual connection lifetime
1839: Schema Modeler should persist active selection of data table between runs
1799: ApplyUpdates support when working with LocalSchema
1391: Support for FindNearest in TDACDSDataTable
1199: Option to automatically retrieve scripts without need to manually call LoadScript
1175: Allow user-defined macros in IDASqlCommand and IDADDataset

Fixes

2572: Validating of the IB stored procedures show the error "The number of parameters specified in the SQL statement for command
2571: Schema Modeler raised the error "List index out of bounds (0)" with FIB driver
2527: The detail table was incorrectly saved to the stream
2515: Validation fails on data tables defined using a stored procedure
2486: DBX driver should support IDAFileBasedDatabase for Interbase
2438: connection string concatenated incorrectly in ADO driver
2437: Incorrect call of BeforeGetDatasetSchema event
2435: TDACache should be placed to Legacy component palette tab
2434: Master/Detail updates not cascading properly when Master HasDelta = false
2427: TDAConnectionManager doesn't call OnConnectionTimedOut event
2419: Some client-side business rules don't work
2406: Events for detail tables are not fired when calling ApplyUpdate for master table
2352: RO Implementation codegen would use old DataAbstract_Intf unit name
2345: Problem with blob fields in IBX/IBO/FIB drivers
2325: Cannot use TDADataTable.Where property when table already has a parameters
2313: Memory leak in TDBXConnection
2296: Accessing memo fields using strongly-typed interfaces
2277: Data Tables Pane in Schema Modeler flickers when adding many tables
2215: Schema Modeler generates SELECT without fields, for Access database
2207: Importing all of AdventureWorks with ADO leads to some invalid SQL
2201: TDABusinessProcessor doesn't re-raise exceptions
2145: DABINDIR in DriverManager is wrong
1920: LogChanges flag fails to carry over when using dictionary
1681: Need property editor for TDADataTable.LogicalName
1436: with ruoPost, post succeeded even if ApplyUpates failed on server

New in Version 4.0.11 (Build .509)

(Status: August 24, 2006)

Features

2229: Support for Visual FoxPro in ADO driver

Enhancements

2290: Update DAServer to also support the new v4 interface
2283: Data Table Wizard will now skip fields that have unknown/unsupported data type
2220: Expose Table.State to business rules scripts
2170: Provided menu for retrieving design-time data with login
2104, 2105,2117: Minor UI improvements in Schema Modeler
2087: allow UpdateDataCall requests that don't define a result
2073: list Microsoft SQL Server "table-value functions" in Schema Modeler

Fixes

2304: Problem with WideMemos
2279: Accessing property of TDADataTable would cause "Could not call proc."
2187: Parameter problems in FIBPlus driver
2179: Problems with output parameters in SDAC and ODAC drivers
2177: International characters in schema scripts get lost
2160: Error when updating Master/Detail
2153: typing in Connection Wizard gives error on half-typed DB name
2135: RO templates don't enable Data Abstract Wizard check box
2118: Exception when executing custom SQL with SQLGetData ()
2088: Problem with custom attributes in Schema Modeler
2082: TDAWhere.AddCondtions: TDateTime value of 0 should equate to EmptyValue
2080: problem with automatically adding operators to TDAWhere
2015: buttons in "Select Data Tables" dialog are too small
1973: data table is losing parameter values when stored/loaded to/from DFM
1898: one-time on-shutdown memory leak in driver manager with static drivers

New in Version 4.0.9 (Build .495)

(Status: June 30, 2006)

Features

1952: New driver for FIBPlus
1746: New driver for MySQLDAC
1745: New driver for PostgresDAC

Enhancements

1884: Allow PKs with LogChanges = false to not be included in UPDATEs
1881: Primary Key fields with LogChanges disabled should not update
1873: Automatically add "AND" when adding a new TDAWhere condition
1819: datDecimal support
1769: remove redundant "about to" issues from Schema Validation Wizard
1766: "Check Connection" button in Schema Modeler should show dialog
1760: Updated SDAC, MyDAC and ODAC drivers
1565: New OnConvertGUID event on TDADBSessionManager to allow shorter session IDs
1504: CustomAttributes property for fields and data tables
1392: Support for "CONTAINING" conditions in TDAWhere
410: New property to turn off "No rows were affected by this update" errors
179: Support for VarBytes field type
63: Improves Recreate Parameters behavior in Schema Modeler

Fixes

2062: Data Abstract's BinDataStreamer failed over XML-RPC Message and SOAP Message
2034: Database drop-down in Schema Modeler fails, if partial database name is typed in
2025: TDADataSource.Dataset property should be hidden form Object Inspector
1964: TDASQLCommand (stSQL) don't support output parameters for sql statement
1963: TDAESQLCommand.PrepareSQLStatement calls abstract method DoSetSQL for stored procedures
1957: TDAConnectionManager.OnConnectionAcquired didn't fire if connection was not from pool but new
1954: Problems with Master/Detail feature
1943: Publish Schema wizard has wrong caption
1939: TDACustomField.IsNull should be in base field
1937: IOracleConnection & Co should descend from IDAConnection
1936: Renamed classes and interfaces to use proper "DA" prefix
1932: Memory Leak when use TDADataTable.LoadSchema
1924: RDA sometimes doesn't properly refresh Schema from server at design-time
1897: Deleting Command in Schema Modeler asks to delete Connection instead
1877: Warnings building a new project from template
1871: Master/Detail/Sub-Detail ApplyUpdates Problem in TDADataTable
1840: Problem changing target table in Schema Modeler
1817: TDARemoteDataAdapter on inherited form could cause AVs in IDE
1808: Kylix compilation errors
1803: TDAGetScriptsRequest.SetupDefaultRequest does not initialize request correctly
1794: BeforeGetDatasetSchema and BeforeGetDatasetData events should be fired before lDataSet.Open
1773: web forms do not work in Schema Modeler's integrated web browser
1771: Validation Wizard inconsistency with Calculated fields
1711: ApplyUpdates doesn't apply details if there are no master changes
1709: M/D Wizard dialog should be stricter and enforce proper values
1674: Calculated Fields shouldn't use fkInternalCalc
1668: IBX problem with uncommitted transactions
1587: Some macros don't work for all database types
1578: RECID Fix
1524: TDAConnectionManager's timer never gets started if PoolTimeoutSeconds = 60
1514: Connection Wizard comes up empty on unknown driver
1503: TDAWhere does not map client fields
1488: Required/Default field properties from SDAC don't work
1387: Allow "return values" for remote commands
587: Drag & Drop on command pane in Schema Modeler doesn't display "Create commands" option
506: problem with TDAESQLCommand.RefreshParams and default directions
313: ADO driver problems with Oracle

New in Version 4.0.7 (Build .475)

(Status: April 26, 2006) - First Release of Data Abstract 4.0 for Delphi

Features

New "Getting Started" guide wizard to create new projects
Vastly improved design-time experience and ease of use
New and enhanced client architecture with TDARemoteDataAdapter
New and enhanced v4-style service interface and base service implementation
New Master/Detail Setup Wizard for TDADataTable
New Identifier Renaming options in Schema Modeler
New standard authentication system & matching templates
New Schema Validation Wizard
New data caching support in middle-tier server with TDACache
New TDADatasetProvider component
New Local/Single-Tier application template
New Unicode/WideString text and memo field support
Full compatibility and interoperability with Data Abstract 4.0 for .NET
1173: Support for Unicode/WideString field types

Enhancements

Extensive support for managed DA/.NET drivers in Schema Modeler
Drivers can now provide list of available databases in New Connection Wizard
1541: More explanatory error message on missing AuxDriver for ADO driver
1499: Fix client templates to automatically include MidasLib.dcu
1393: Enhanced Postgres support via ADO/OLE DB
1383: Option to delete Diagram in Schema Modeler
1326: better status dialog for "Test Connection"
1321: Schema Modeler Validation Wizard should show Ok/Fail on final page
1282: Deploy DataAbstract_Async units
1276: Convert DA templates to be based on ComboServer, not VCL server
1253: Support stored procedure returning cursors
1218: Option for drivers to provide default AuxParams
1190: Provide Field.AsLargeInt property
1189: New Need TDataAbstractService.ReleaseConnection method
1181: Microsoft SQL Server "Money" fields in Schema Modeler
1172: Allow loading of misnamed .daConnections when loading .daSchema from explorer
1144: New TDAConnectionManager.OnConnectionFailure event
1111: Microsoft SQL Server 2005 schema support in ADO and SDAC drivers
1105: Option to add fields to deltas
1009: Separate DA templates from RO ones with two folders
998: Support formatting of imported data table names in Schema Modeler
979: Provide combined installer for Data Abstract and RemObjects SDK
975: New " Powered by Data Abstract " button
904: Option to compare two different schemas in Schema Modeler
730: Renaming connections in Schema Modeler will adjust statements
656: Support for .AsInt64 properties on TDAField
433: Publish Tables Wizard
191: Support for editing TDAField's custom attributes in Data Table pane
16: Renaming fields in Schema Modeler will adjust relationships to match

Fixes

1669: DBX/Interbase connection strings don't work property with Firebird
1605: Problem with timeouts in TDAConnectionManager
1596: Change field name doesn't update column mapping in Schema Modeler
1594: TDAWhere doesn't add parenthesis around "IN" conditions
1539: Problem accessing table with spaces (bad/missing quoting)?
1508: DataAbstract_SDACDriver_D10.bdsproj referenced packages for D9
1502: TDASchema doesn't load data table's display label
1492: "LoggedFieldCount is invalid" exception
1449: "Unknown delta <table>" exception while calling table.ApplyUpdates()
1447: Bug in calculated blob size
1437: "Transaction is active" exception in IBX driver and FireBird
1428: Dataset: Missing data provider or data packet
1415: RecordIndex out of range in DAServer
1398: Problem passing blob field between Delphi and .NET
1395: Problem with string parameters streaming from .NET client to Delphi server
1390: Cannot open or refresh readonly data table
1382: Problem fetching meta data with IBO driver
1300: "unclosed quotation mark" error when dragging tables from SQL Server 2005
1255: Schema Modeler should check default values of imported dataset fields
1254: Allow Where. AddConditions to add operator before statement if Where clause is not empty
1246: IDAConnection.NewCommand does not set internal Dataset's SQL property before Execute()
1224: IDE error when editing ScriptCode property
1223: Don't disable Execute button in SQL Editor based on query text
1212: Sync Name and DisplayName for Fields
1209: Null vs Unassigned in Strongly Typed Datasets
1185: Don't send delta to server if there are no changes
1182: Update Column Mapping in RecreateFields
1178: AutoIncs should be set AfterInsert, not BeforePost
1177: Required should be false during data fetching
1154: Schema Modeler "Add New Table" in diagram doesn't cancel
1153: Schema Modeler "Loaded Drivers" dialog doesn't close with "Esc"
1133: Can't use business rules for some events defined in TDADataTable
1108: Return parameters problem if result is dataset
1107: UniqueIdentifier Output Parameters
1106: Problem with default parameters
1101: Better handling of field changes in Schema Modeler
1039: Access field's OldValue via the OnValidate event
984: Find proper solution to add/update system path without duplicates
983: BusinessProcessor SQL generating problem with duplicate parameters caused by ADO
937: Cannot close the SQL Editor with "Esc"
822: Can add multiple connections with the same name in Schema Modeler
818: Can break column mappings and field definitions by adding duplicate fields in the SELECT
817: Wrong question asked by the SQL Editor when pressing "Cancel"
797: Can't execute SQL command with parameters till RefreshParams called
790: Can't clone DataTable if it has lookup field
761: Setup doesn't add shortcut for Schema Modeler to Start Menu
741: Post inspector data on exit of control in Schema Modeler
733: driver/specific templates for new command statements
716: Index out of bounds on Dataset without statements in Schema Modeler Diagram
715: DataAbstract_SimpleQuery updated to latest version of SimpleQuery
662: Can enter any text in the statement's Connection name in Schema Modeler
639: Errors viewing diagram when fields have changed
638: Problems editing statement in SQL Editor
414: Blob serialization uses strings, causing data loss on some system locales (such as Chinese).
413: DFM not flagged as modified after adding data table mappings
366: Typo in method names TDAWhere.OpenBraket/CloseBraket
357: TDACDSDataTable bug related to Master/Details and Enable/Disable
267: Remove check if parameter field name is valid in TDAWhere.AddCondition
263: DisplayFormat is not editable in Data Dictionary pane
249: Move method TDAESQLCommand.GetDataSet to protected
206: Problems with Null values in Strongly Typed Datasets
113: Null fields in the TDAXMLDataStreamer
52: Data dictionary hides ServerAutoRefresh
11: Switching connection in Schema Modeler truncates statement