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Revision 232 by tony, Mon Apr 16 08:49:32 2018 UTC vs.
Revision 432 by tony, Sun Jan 7 16:17:19 2024 UTC

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1 + IBX Change Log  version (2.6-4 Build 14180) Sun, 07 Jan 2024 16:15:32 +0000
2 +
3 + 1. TIBCustomDataSet.ApplyUpdates: ensure controls are not permanently disabled
4 +   if ApplyUpdates called before a cursor exists.
5 +
6 + 2. TIBCustomDataSet.CreateBlobStream: add check for empty dataset before
7 +   creating the blob.
8 +
9 + 3. TIBCustomDataset.Requery: The display buffer pool is now also reset avoiding
10 +   issues with left over pointers to invalid internal buffers.
11 +
12 + 4. TIBCustomDataset.PrimaryKeys when used in InternalRefresh. when more than one
13 +   primary key is used by the dataset then the list of primary keys is now
14 +   properly separated by a ';'.
15 +
16 + 5. When refresh is called for a dataset without any primary keys (e.g. views and
17 +   stored procedures), the internal record number is now used to restore the cursor
18 +   following the refresh. However, it should be noted that cannot be 100% reliable.
19 +   The internal record number simply reflects the record fetch order and this can
20 +   change between successive queries if records are inserted or deleted by the
21 +   current or another user (if the read_committed transaction isolation level is used).
22 +
23 + 6. Inserting a record at the start of a grid and then resizing the grid should
24 +   no longer result in an apparent duplication of records in the grid. Note: this
25 +   was due to TDataset.SetCurrentRecord ignoring the bookmark flag (bfInserted). IBX
26 +   works around this by no longer using this bookmark flag value.
27 +
28 + 7. Inserting a record into an empty grid and then resizing the grid should
29 +   no longer result in an apparent duplication of records in the grid.
30 +
31 + 8. IBBufferedCursor. FCurrentRecordStatus now set correctly when selecting a
32 +   specific record number.
33 +
34 + 9. IBCustomDataset: Calls to AfterScroll during a Locate operation are now suppressed
35 +   until the end of the locate operation.
36 +
37 + IBX Change Log  version (2.6-3 Build 14080) Sat, 21 Oct 2023 14:14:22 +0100
38 +
39 + 1. Update to calls to EInterbaseError to add default code page. Consequential
40 +   on change to fbintf.
41 +
42 + 2. Update some examples to replace test for null date with the NullDate constant
43 +   instead of zero. This is because Laz 3.0 changes the value of NullDate.
44 +
45 + IBX Change Log  version (2.6-2 Build 14016) Sat, 05 Aug 2023 11:54:55 +0100
46 +
47 + 1. Fixed repeated "type" keyword in IBBufferCursors. This may cause a compile error
48 +   with later versions of fpc - later than 3.2.2.
49 +
50 + 2. IBUpdateSQL. update internal queries if parent dataset database changed.
51 +
52 + 3. IBUpdateSQL: Do not prepare an empty internal query.
53 +
54 + 4. IBBufferedCursors: avoid range error when max field no. is > fields.count
55 +
56 + 5. IBBufferedCursors: avoid End of File error if refresh query returns and empty row count
57 +
58 + IBX Change Log  version (2.6-1 Build 13985) Mon, 17 Jul 2023 14:16:41 +0100
59 +
60 + 1. Maintenance update of 2.6.0. This version is still at beta.
61 +
62 + 2. Reverse out changes to DrawCellText signature in IBArrayGrid and IBDynamic Grid.
63 +   See https://gitlab.com/freepascal.org/lazarus/lazarus/-/commit/53aaae9c5e2a5edac5b1d2f70739a8ef7b0a9623
64 +
65 + 3. ibxscript: When parsing a store procedure or function with a variable name
66 +   enclosed in doublequotes, the double quotes are no longer removed.
67 +
68 + IBX Change Log  version (2.6-0 Build 13976) Thu, 22 Jun 2023 13:49:22 +0100
69 +
70 + NOTE: THIS VERSION RE-WRITES THE INTERNAL BUFFER MANAGER AND SHOULD BE CONSIDERED
71 +      AS BETA SOFTWARE. EVEN THOUGH IT HAS PASSED ALL REGRESSION TESTS, IT CANNOT
72 +      BE ASSUMED TO BE PRODUCTION READY UNTIL WIDER USE. PLEASE REPORT ANY
73 +      ISSUES TO support@mwasoftware.co.uk
74 +
75 + 1. Complete rewrite of internal buffer management in order to improve performance
76 +   and maintainability. Highlights:
77 +
78 +   * Extending the size of the buffer pool no longer has to copy the entire record
79 +     cache. Instead, a new extent is simply added to the buffer pool.
80 +   * A memory to memory copy of each display buffer now is avoided when scolling the
81 +     dataset.
82 +   * A separate set of buffers is now used for calculated fields. This avoids
83 +     having to keep copies of calculated field values in the buffer cache.
84 +   * Compact bitmaps are used to record null status and need to refresh in each
85 +     buffer.
86 +   * Display buffer type changed from PChar to TRecordBuffer in line with change of
87 +     buffer type in FCL-DB.
88 +
89 + 2. TIBUpdateSQL: changes to SQL text will close linked dataset if open. This is
90 +   to ensure same behaviour as TIBDataset, TIBTable and TIBStoredProcedure.
91 +
92 + 3. TField Provider Flags: pfRefreshOnInsert and pfRefreshOnUpdate are now supported.
93 +   If either or both of these flags are set at design time (using the fields editor)
94 +   then this forces a row refresh on respectively insert or update, or both, when the
95 +   corresponding field is not present in an SQL RETURNING clause.
96 +
97 + 4. TIBCustomDataset.FieldDefsFromQuery moved to a helper class (TFieldDefsMaker) in order to improve
98 +   maintainability and readability and to add identification of primary key fields.
99 +
100 + 5. TIBQuery, TIBDataset and TIBTable. Traditionally, IBX has implemented the Refresh method
101 +   as a refresh of the current row. However, this is different behaviour to that described
102 +   in the FPC documentation for TDataset.Refresh which is described as "refetches the data in
103 +   the dataset from the underlying database, and attempts to reposition the cursor on
104 +   the same record as it was". IBX now complies with the FPC definition of Refresh.
105 +
106 + 6. A progammatic Row Refresh should no longer be required.
107 +   Use Insert/Update... returning to refresh any fields that may change following an
108 +   insert or update i.e. Identify fields on Insert only, Computed By, Blob and array fields
109 +   on both. If there are any other fields (e.g. updated by triggers) set the appropriate ProviderFlag
110 +   for the field at Design Time to force a row refresh if not in the returning clause.
111 +
112 + 7. It should now be possible to insert a row into an empty unidirectional dataset.
113 +
114 + 8. New TIBQuery, TIBDataSet and TIBTable property: BufferChunksInFirstBlock (default 50).
115 +   This gives the number of buffers in the initial block for the buffer pool in
116 +   bi-directional datasets. BufferChunks (default 1000) gives the number of buffers
117 +   in subsequent buffer pool blocks. This avoids large and mostly unused memory allocations
118 +   for small datasets.
119 +
120 + IBX Change Log  version (2.5-1 Build 13927) Tue, 6 Dec 2022 23:13:00 +0000
121 +
122 + 1. IBCustomDataset: avoid problem with additions to TFieldType by using a subset instead.
123 +
124 + 2. TIBDynamicGrid: change DrawCellText declaration to comply with laz 2.3.0
125 +
126 + 3. TIBArrayGrid: change DrawCellText declaration to comply with laz 2.3.0
127 +
128 + IBX Change Log  version (2.5-0 Build 13868) Fri, 29 Jul 2022 09:52:01 +0100
129 +
130 + 1. TIBTransaction: new properties
131 +    property TransactionID: integer read GetTransactionID;
132 +    property IsReadOnly: boolean read GetIsReadOnly;
133 +    {published}
134 +    property TransactionName: string read FTransactionName write SetTransactionName;
135 +
136 + 2. IBCustomDataset: per row blob and array buffer cached clear before processing
137 +   Insert or Update...Returning. This allows blobs and arrays to be returned
138 +   by the statement.
139 +
140 + 3. TSQLXMLReader moved from IBXScript to package fbintf unit IBUtils.
141 +
142 + 4. TransactionName initialised to a newly generated GUID if empty.
143 +
144 + 5. New unit: IBJournal. This provides the TIBJournal component which is a wrapper
145 +   for the fbintf package's journaling capability. TIBJournal is used to set the
146 +   file path and filename for the journal file and to Enabled (start journaling) and
147 +   disable (stop journaling). See fbintf/doc/README.ClientSideJournaling.pdf for
148 +   more information, and comments in IBJournal.pas.
149 +
150 + 6. TIBDatabase.InternalTransaction is now a read only transaction.
151 +
152 + 7. Bug fix: blob id no longer set to null on update when blob has not been
153 +   retrieved.
154 +
155 + 8. Row auto refreshed on update/insert if blob or array field updated and field
156 +   not in a returning clause.
157 +
158 + 9. ColumnCount moved from record buffer header to a single per dataset count. Reduces
159 +   buffer overhead and avoids problem when refresh query has a different column
160 +   count to select query i.e. incorrectly changing number of columns.
161 +
162 + 10. IBExtract: support added for UDR Functions, Procedure and Trigger declarations.
163 +
164 + 11. TIBDatabaseInfo. New property FirebirdVersion. This returns the current Firebird version
165 +    string. Note that the Version property returns an InterBase compatible version string.
166 +
167 + 12. IBExtract: ensure sql identifiers returned as a LIST are always quoted.
168 +
169 + IBX Change Log  version (2.5-0 Build 12933) Mon, 29 Nov 2021 14:59:54 +0000
170 +
171 + 1. IBCustomDataset: Modify TISQL component now defaults to GoToFirstRecordOnExecute := true.
172 +   This is for compatibility with Firebird 5 where Update...Returning can return
173 +   a cursor.
174 +
175 + IBX Change Log  version (2.4-3 Build 12886) Sat, 23 Oct 2021 14:58:30 +0100
176 +
177 + 1. Add try-..except check when initially loading library in IDE. This should
178 + ensure that IDE continues to load even when a failure occurs in IBX load
179 + library.
180 +
181 + 2. IBXScript: now recognises a CASE...END block within a stored procedure and
182 +   hence will correctly detect end of the outer containing block when the block
183 +   contains a SELECT ... CASE ... END construct.
184 +
185 + 3. IBExtract: some further tidying up to remove extraneous white space.
186 +
187 + 4. IBCustomDataSet: DefaultFieldClasses array declaration updated to avoid compile time
188 +   errors when extra elements are added to DB.TFieldType.
189 +
190 + 5. IBUpdate: updated to reflect changes to ISQLParam.
191 +
192 + 6. IBXScript: now correctly parses a DECLARE statement which includes a quoted string.
193 +
194 + 7. IBExtract: for ODS >=13, increment generator value by one for ALTER SEQUENCE statement.
195 +
196 + 8. IBSQL: Support for scrollable cursors added (note: local databases only)
197 +
198 + IBX Change Log  version (2.4-2 Build 12773) Mon, 23 Aug 2021 11:59:42 +0100
199 +
200 + 1. TIBDatabaseInfo: review and tidy-up of property types. Most widen to int64 with the
201 +   exception of those defined to be one byte wide e.g. DBImplementationNo.
202 +
203 + 2. TIBSQL: Batch Update/Insert support added.
204 +
205 + 3. TIBStoredProc: when generating the SQL, the value of the StoredProcName property
206 +   is no longer automatically converted to upper case when it is syntactically a
207 +   SQL Identifier. This is to support the use of stored procedures defined e.g.
208 +   as CREATE PROCEDURE "iCASE".
209 +
210 +   There could be a backwards compatibility issue when the StoredProcName was entered
211 +   manually at design time. That is not selected from the drop down list. If the
212 +   StoredProcName is entered in mixed case and the procedure was declared e.g. as
213 +   CREATE PROCEDURE iCASE, then the SQL generation will be incorrect. You should
214 +   ensure that the value of the StoredProcName is all upper case, unless it was
215 +   declared under dialect 3 and explicitly as mixed case (i.e. delimited by double
216 +   quotes).
217 +
218 +   Note that when a stored procedure name was declared delimited in double quotes,
219 +   as in the first example above, the value of the StoredProcName property must not
220 +   include the delimiters (double quotes).
221 +
222 + 4. IBXUpgradeConfFile: an exception is now raised if a patch file specified in
223 +   upgrade.conf was not found. This replaces silently ignoring the problem.
224 +
225 + 5. TIBLocalDBSupport: new property "SectionHeaderTemplate". This defaults to
226 +   'Version.%.3d' and is used to generate the section header names (for a given
227 +   version no.) in the upgrade.conf file.
228 +
229 + IBX Change Log  version (2.4-1 Build 12550) Wed, 23 Jun 2021 13:59:14 +0100
230 +
231 + 1. -c command line option added to fbsql example program. Used to set connection
232 +   character set.
233 +
234 + IBX Change Log  version (2.4-0 Build 12543) Mon, 22 Feb 2021 11:00:08 +0000
235 +
236 + 1. Firebird 4 support added.
237 +
238 + 2. New FB4 data types TIME WITH TIME ZONE, TIMESTAMP WITH TIME ZONE, DECFLOAT and
239 +   extended precision NUMERIC fields are supported.
240 +
241 + 3. TFmtBCDField is used to support access to DECFLOAT and extended precision NUMERIC fields.
242 +
243 + 4. TIBDateTimeField and TIBTimeField are introduced in support of TIMESTAMP WITH TIME ZONE
244 +   and TIME WITH TIME ZONE fields. These inherit from TDateTimeField.
245 +
246 + 5. IBExtract now supports FB4 enhancements:
247 +   - new data types as above
248 +   - Identity column extensions
249 +   - Default user role
250 +   - SQL Security clause for Database, Tables, Procedures, Functions and Triggers
251 +   - Internal Functions
252 +
253 + 6. IBExtract: new event: OnExtractLines.
254 +
255 + 7. IBExtract: revert create trigger to legacy syntax see Firebird CORE-6243, CORE-5545 and DOC-145
256 +
257 + 8. IBXServices: Server version no. parsing now allows any letter before major version number
258 +   and is no longer restricted to 'V' e.g. "LI-T4.0.0.1436 Firebird 4.0 Beta 1"
259 +
260 + 9. TIBDataSet and TIBQuery: new property TZTextOption. Used to determine the default
261 +   format for rendering a time zone.
262 +
263 + 10. TIBDataSet and TIBQuery: new property DefaultTZDate. Used to provide the default date
264 +     to convert TIME WITH TIME ZONE data type values to and from GMT.
265 +
266 + 11. Unit name IBTypes changed to IBInternals. Internal interfaces TIBGUIInterface and TIBTimerInf renamed to
267 +    IIBGUIInterface and IIBTimerInf respectively.
268 +
269 + 12. Constants: DPBPrefix and TPBPrefix moved to IB unit. DPBConstantNames and TPBConstantNames
270 +    now accessible as properties of TIBDatabase and TIBTransaction respectively.
271 +
272 + 13. String Fields: when a fixed character with (CHAR) field is returned, it is now
273 +    truncated to its fixed character width rather than being right padded with
274 +    white space to the maximum data size.
275 +
276 + 14. TIBTable.Empty table. In additional to deleting all records in the underlying
277 +    table, the internal buffers are now also flushed ensuring that the TIBTable is
278 +    also empty.
279 +
280 + 15. TBatchSQLStatementReader: Line buffer is now cleared on call to reset.
281 +
282 + 16. TIBXControlService descendents: DatabaseName may now be set using a database
283 +    connect string. The database name is extracted from the connect string.
284 +
285 + 17. DBControlGrid: Minor bug fixes. avoid AV on form closure, avoid black panel
286 +
287 + 18. TIBExtract: Data type of COMPUTED By columns is no longer included in SQL.
288 +
289 + 19. Local database on Linux and with legacy API and FB 2.5 embedded server: fixed problem with password
290 +    not being present as required.
291 +
292 + 20. IBTreeView split into DBTreeView and IBTreeView. This former is an IBX indepedent
293 +    version that can be customised to work with other database drivers.
294 +
295 + 21. ISQLMonitor: use platform specific LineEnding to delimit messages. Avoids
296 +    unnecessary CR at end of line on Unix platforms.
297 +
298 + 22. ISQLMonitor: Unix: Default semaphore timeout increased from 1 second to 10
299 +    seconds in order to reduce risk of message loss.
300 +
301 + 23. ISQLMonitor: read and write count statistics now available via:
302 +      property TIBSQLMonitor.ReadCount;
303 +      IIBSQLMonitorHook.GetWriteCount: integer;
304 +
305 + 24. ISQLMonitor tidy up and unit split. IPC functions moved to new unit IBIPC.
306 +
307 + IBX Change Log  version (2.3-5 Build 12350) Tue, 25 Aug 2020 16:11:02 +0100
308 +
309 + 1.  TIBStringField: when a string value is read from a dataset buffer, if the
310 +    number of UTF8 characters exceeds the string size then string is truncated
311 +    to the maximum string size. This is  usually a problem with fixed width columns
312 +    right padded with white space.
313 +
314 + 2.  SQLFiltered and SQLFilterParams added to TIBQuery, TIBTable and TIBDataset.
315 +    If SQLFiltered is set then when a dataset is opened, each line in the
316 +    SQLFilterParams property is assumed to be a SQL condition clause and
317 +    ANDed into the Where clause of the SQL Select statement provided as a
318 +    dataset property. Each such SQL condition thus acts as an additional filter
319 +    on the dataset.
320 +
321 + 3.  The Filtered property inherited from TDataset is no longer used for SQL (server
322 +    side filters).
323 +
324 + 4. IBLookupComboEditBox: Selection should no longer reset to start of text when
325 +   text matches complete entry.
326 +
327 + 5. TIBDataLink: Detail Dataset params not refreshed unless both master and detail
328 +   dataset are active (avoids risk of access violation if master is inactive)
329 +
330 + 6. TIBEvents: Registered property can now be set at design time even if database not open
331 +
332 + 7. TIBEvents: component now correctly re-initialised after call to UnregisterEvents.
333 +   This should prevent "spillover" of events between sessions.
334 +
335 + 8. TIBCustomDataset: GetNextRecord now called when reseting to first record of a unidirectional dataset.
336 +   This should ensure that the internal buffer is set up correctly and avoids
337 +   a duplicate initial row.
338 +
339 + 9. TIBStringField: DataSize now given as byte size of string less trailing any zero character.
340 +   That is, the DataSize should be the field size * character set width. The
341 +   value returned by DataSize is now the same as the Dataset buffer size reserved
342 +   for the field.
343 +
344 + 10. IBExtract: Tidyup of SQL generation. Avoid unnecessary double quotes.
345 +
346 + 11. TIBCustomDataset: Add checks on buffer sizes when copying data from row to field buffer
347 +    and vice-versa. This may result in an exception being raised (correctly) for
348 +    older programs when using dataset fields added to a form and the database has been
349 +    upgraded. For example, computed fields can change from 32-bit to 64-bit integers.
350 +    In such cases, the field needs to be deleted in the IDE fields editor and then
351 +    added back in.
352 +
353 + 12. IBCustomDataSet: CanInsert, CanEdit, CanDelete and CanRefresh updated to return
354 +    false if query contains only white space and not just empty.
355 +
356 + 12. IBCustomDataset: Blob data is now cleared when TDataSet.Cancel is called. This
357 +    should ensure that (e.g.) a TDBMemo is correctly refreshed after a dataset edit
358 +    is cancelled.
359 +
360 + 13. IBCustomDataset: SetArrayIntf should no longer cause an access violation if
361 +    called on a null field.
362 +
363 + 14. IBCustomDataSet: An access violation should no longer occur when calling CancelUpdates
364 +    results in an empty dataTC86                Client side Filtered Dataset    1       X
365 + set.
366 +
367 + 15. IBCustomDataSet: OnUpdateError should now be called in all circumstances when
368 +    a cached update is applied and an exception is raised.
369 +
370 + 16. IBCustomDataSet: Avoid access violation when SetBookmarkData called with nil pointer.
371 +
372 + 17. Console Mode Local Database support: backup/restore should now work correctly.
373 +
374 + 18. Local Database Support: if an upgrade fails, a downgrade is now performed if
375 +    possible and an exception raised.
376 +
377 + 19. MinimumVersionNo added to Local Database Support. Database will not open if
378 +    below this version no. and upgrade not possible.
379 +
380 + IBX Change Log  version (2.3-4 Build 12041) Fri, 17 Apr 2020 14:00:32 +0100
381 +
382 + 1.  TIBXDataSet and Generators: Generator Names that are not all upper case or
383 +    not SQL Identifiers are now supported.
384 +
385 + 2.  TIBXScript: Set Generator is no longer rejected as unrecognised SQL and is
386 +    passed to the Firebird engine for execution.
387 +
388 + 3.  TIBDataSet: Unidirectional datasets now give an error message if an attempt
389 +    is made to scroll back.
390 +
391 + 4.  New unit: IBMessages.pas. Contains only messages used by IBX and not FBIntf
392 +
393 + 5. TIBLookupComboEditBox: When generating auto-complete SQL, the ListField is now
394 +   only enclosed in double quotes in SQL dialect 3 and when it needs to be.
395 +
396 + 6. TIBLookupComboEditBox: when the list source opens, the ListField name is now
397 +   validated. If no match is found in the list of field names and the database has
398 +   been opened in SQL Dialect 3, then the ListField Name is converted to upper case
399 +   if it then matches a field name. Otherwise, a Listfield not valid exception occurs.
400 +
401 + 7. IBGeneratoreditor.pas: Add missing parenthesis around "IS" statement for compliance
402 +   with fpc 3.2.
403 +
404 + IBX Change Log  version (2.3-3 Build 11512) Fri, 28 Dec 2018 10:04:17 +0000
405 +
406 +
407 + 1. New property for TIBDatabase and TIBXServicesConnection. This is "ConfigOverrides"
408 +   and is used to override the default settings in the client side "firebird.conf" This
409 +   includes "WireCompression" and "WireCrypt". The value of this property is a "TStrings".
410 +   Each line of the string list should be a setting in the same format as "firebird.conf".
411 +   For example "WireCompression = true" in order to request wire compression on the client side.
412 +
413 +   Note: explicit settings in the client side "firebird.conf" appear to take precedence
414 +   over settings given in TIBDatabase and TIBXServicesConnection. Many client side settings
415 +   also require a compatible setting in the server side "firebird.conf". For example
416 +   "WireCompression = true" must also be set in the server's "firebird.conf" for wire
417 +   compression to be used.
418 +
419 +   Whether or not WireCompression or WireCrypt are in use can be checked using the information
420 +   returned with the Client/Server protocol version. See ibx/examples/dbadmin and
421 +   ibx/examples/dbinfo for examples of how to display this information.
422 +
423 + 2. New property for TIBDatabase and TIBXServicesConnection: "WireCompression". This
424 +   is a "convenience" property. If set the "WireCompression=true" is added to the
425 +   ConfigOverrides. If unchecked then this setting is removed.
426 +
427 + 3. TIBExtract: 64-bit integer types are now correctly extracted as "BIGINT" and
428 +   not "INT64".
429 +
430 + 4. New published properties for TIBCSVDataOut, TIBInsertStmtsOut and TIBBlockFormatOut
431 +   These are:
432 +    property TimestampFormat: string;
433 +    property DateFormat: string;
434 +    property TimeFormat: string;
435 +
436 +   Respectively, these provide the date time format templates for SQL types: TIMESTAMP,
437 +   DATETIME and TIME. The format strings use the standard FPC date/time format
438 +   characters (see https://www.freepascal.org/docs-html/rtl/sysutils/formatchars.html).
439 +
440 +   If any of the above properties are set to an empty string, then the locale default
441 +   is used. This uses the ShortDateFormat and the LongTimeFormat. In timestamp, the
442 +   locale default is extended by appending '.zzz' to include milliseconds.
443 +
444 +   TIBCSVDataOut by default sets these properties to the empty string, while the other
445 +   two use: 'yyyy.mm.dd hh:nn:ss.zzz', 'yyyy.mm.dd' and 'hh:nn:ss.zzz' respectively.
446 +
447 + 5. New published property for TIBCSVDataOut:
448 +     property QuoteStrings: boolean (default true)
449 +
450 +   If false then strings are unquoted, otherwise, the QuoteChar property value is
451 +   used to delimit each and every string in the output.
452 +
453 + 6. New published properties for TIBCSVDataOut:
454 +    property FieldSeparator: string;
455 +    property HeaderSeparator: string;
456 +
457 +   Respectively, these provide the separator character(s) used to separate fields
458 +   in data and header rows. Both default to ','.
459 +
460 + 7. New published properties for TIBCSVDataOut and TIBBlockFormatOut:
461 +    TOnFormatTextString = procedure(sender: TObject; var TextString: string) of object;
462 +    property OnFormatTextString;
463 +
464 +   This event handler can be used to process text strings before they are included
465 +   in the output e.g. to replace unprintable characters with alternative strings.
466 +   This only applies to columns with an SQL Type of SQL_VARYING and SQL_TEXT.
467 +
468 + 8. TIBDataSet now raises an exception when ParamByName called with an invalid parameter name.
469 +   Uses "FindParam" if in order to find out if a parameter with a given name exists
470 +   and without raising and exception if it does not.
471 +
472 + 9. TIBQuery now uses IBX SQL Parser instead of the TParams SQL parser in order to ensure
473 +   consistency with SQL queries.
474 +
475 + 10. CaseSensitiveParameterNames property added to TIBSQL, TIBDataSet and TIBQuery.
476 +    When true, SQL statement parameter names are parsed case sensitive. Note for
477 +    TIBDataSet only applies to Select query.
478 +
479 + 11. IBEvents: removing a TIBEvent component from a form should no longer result in
480 +    an IDE exception.
481 +
482 + 12. LocalDBSupport: initial database creation should now work correctly
483 +    when the schema source is an sql file.
484 +
485 + 13. TIBCMLocalDBSupport: new event handler "property OnProgressEvent: TOnProgressEvent"
486 +    when defined, this handler will be called by the internal TIBXScript during
487 +    initial database creation when the schema source is an sql file and may be used
488 +    to provide a visual indication of progress in console mode.
489 +
490 + 14. TCustomIBLocalDBSupport: new public property "InOnCreateDB: boolean". This is set
491 +    to true while a new local database is being created and its schema populated.
492 +    Useful in (e.g.) TIBDatabase.OnAfterConnect handler to suppress actions
493 +    when the database is disconnected/connected during the create DB procedure.
494 +
495 + 15. TIBXScript: any User/password parameters found in a CREATE DATABASE statement
496 +    are now always ignored and replaced by the user name and password provided as
497 +    the login parameters for the TIBDatabase referenced from the TIBXScript. The
498 +    IgnoreCreateDatabase property still applies and the CREATE DATABASE statement is
499 +    completely ignored if this property is true.
500 +
501 + 16. Code tidyup in IBTreeView: Node properties initialisation moved from TIBTreeView.AddNodes
502 +    to TIBTreeView.Added. An OnAddition event handler is no longer needed to initialise
503 +    ImageIndex and SelectImageIndex values on AddNode.
504 +
505 + 17. TIBDatabase.Attachment and TIBXServicesConnection.ServicesIntf properties are now
506 +    read/write. This should enabled (e.g.) multiple instances of TIBDatabase to share
507 +    the same database connection.
508 +
509 + 18. TIBDataSet and TIBQuery now support the TDataSet "Filter" property.
510 +    if provided, this should be an conditional SQL expression suitable for
511 +    including in an SQL Select statement "where" clause. If non-empty and the
512 +    "Filtered" property is true then the SQL expression provided as the value of
513 +    the "Filter" property is "ANDed" with any existing condition statement
514 +    in the SQL statement's "Where" clause.
515 +
516 +    If the "Filter" property is set at run time, the "Filtered" property is true
517 +    and the dataset is already open, then the dataset is closed and re-opened automatically.
518 +
519 +    The "Filter" condition may include IBX style parameters. In which case, their
520 +    value must be set by the dataset's "OnBeforeOpen" event handler.
521 +
522 +    This is a public property for TIBDataSet and TIBQuery query and intended for
523 +    use at run time.
524 +
525 +    Note: The property is a published property of TIBTable. The TIBTable functionality
526 +    is unaffected by this change.
527 +
528 + IBX Change Log  version (2.3-2) Wed, 05 Dec 2018 12:19:23 +0000
529 +
530 + 1. Remove need to check for IsMultiThread by providing access to GUI timers via
531 +   IBGUIInterface. Note: master/detail delay timer does not apply to console
532 +   mode apps.
533 +
534 + 2. TIBCustomDataSet: SQLParser ignored if it does not contain a valid select
535 +   statement. This avoids problems if "Execute Block" is used as the Query.
536 +
537 + 3. IBSQLParser now uses the common SQL tokeniser from fbintf. This replaces the
538 +   internal SQL tokeniser routines.
539 +
540 + 4. IBSQLParser: new property NotaSelectStmt. Set to true if SQL fails to parse
541 +   as a select statement, with or without CTEs.
542 +
543 + 5. IBSQLParser: parser now recognises the "ROWS" clause.
544 +
545 + 6. TIBXScript now uses the common SQL tokeniser from fbintf. This replaces the
546 +   internal SQL tokeniser routines.
547 +
548 + 7.  Fix error in TIBXScript processing of "set" statements. This avoids exceptions
549 +    being raised for valid set statements processed by a data formatter.
550 +
551 + 8. New published property for TIBDatabase and TIBXServicesConnection. This is
552 +   FirebirdLibraryPathName: string. If not empty it is used to explicitly specify
553 +   the path of the Firebird Library used by the database/services connection.
554 +
555 + 9. New read only public property for TIBDatabase and TIBXServicesConnection. This
556 +   is FirebirdAPI and returns the IFirebirdAPI interface used by the database/
557 +   services connection.
558 +
559 + 10.SQL Property editors now quote parameter names if "Quote identifier" is selected
560 +   or param name is not a valid SQL identifier.
561 +
562 + 11. IBLookupComboEditBox: In Lazarus 2.0, TDBLookupComboBox takes a more restrictive
563 +    view of whether the text box should be editable when no DataSource is specified.
564 +    TIBLookupComboEditBox has been updated to workaround this problem. As long as
565 +    ReadOnly is false, the text box is editable when no DataSource is specified.
566 +
567 + 12. AllowUseOfFBLIB is now set to "true" at design time. This is to allow use of
568 +    the FBLIB environment variable. If you do not want to permit this then you
569 +    must modify the Register procedure in the design/IBDBReg.pas unit to remove
570 +    this setting.
571 +
572 + IBX Change Log  version                 (2.3-1) Thu, 25 Oct 2018 14:39:45 +0100
573 +
574 + 1. IBCustomDataset: replace deprecated function ValidUTF8String with call to
575 +   Utf8EscapeControlChars
576 +
577   IBX Change Log  version                (2.3-0) Mon, 16 Apr 2018 09:48:06 +0100
578  
579   IMPORTANT: the source code tree has been re-organised for IBX 2.3. Please remove

Comparing ibx/trunk/changelog (property svn:eol-style):
Revision 232 by tony, Mon Apr 16 08:49:32 2018 UTC vs.
Revision 432 by tony, Sun Jan 7 16:17:19 2024 UTC

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