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Revision 291 by tony, Fri Apr 17 10:26:08 2020 UTC vs.
Revision 315 by tony, Thu Feb 25 11:56:36 2021 UTC

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1 < IBX Change Log  version (2.3-4 Build 12019) Fri, 17 Apr 2020 10:45:20 +0100
1 > IBX Change Log  version (2.4-0 Build 12473) Wed, 17 Feb 2021 10:49:57 +0000
2 >
3 > 1. Firebird 4 support added.
4 >
5 > 2. New FB4 data types TIME WITH TIME ZONE, TIMESTAMP WITH TIME ZONE, DECFLOAT and
6 >   extended precision NUMERIC fields are supported.
7 >
8 > 3. TFmtBCDField is used to support access to DECFLOAT and extended precision NUMERIC fields.
9 >
10 > 4. TIBDateTimeField and TIBTimeField are introduced in support of TIMESTAMP WITH TIME ZONE
11 >   and TIME WITH TIME ZONE fields. These inherit from TDateTimeField.
12 >
13 > 5. IBExtract now supports FB4 enhancements:
14 >   - new data types as above
15 >   - Identity column extensions
16 >   - Default user role
17 >   - SQL Security clause for Database, Tables, Procedures, Functions and Triggers
18 >   - Internal Functions
19 >
20 > 6. IBExtract: new event: OnExtractLines.
21 >
22 > 7. IBExtract: revert create trigger to legacy syntax see Firebird CORE-6243, CORE-5545 and DOC-145
23 >
24 > 8. IBXServices: Server version no. parsing now allows any letter before major version number
25 >   and is no longer restricted to 'V' e.g. "LI-T4.0.0.1436 Firebird 4.0 Beta 1"
26 >
27 > 9. TIBDataSet and TIBQuery: new property TZTextOption. Used to determine the default
28 >   format for rendering a time zone.
29 >
30 > 10. TIBDataSet and TIBQuery: new property DefaultTZDate. Used to provide the default date
31 >     to convert TIME WITH TIME ZONE data type values to and from GMT.
32 >
33 > 11. Unit name IBTypes changed to IBInternals. Internal interfaces TIBGUIInterface and TIBTimerInf renamed to
34 >    IIBGUIInterface and IIBTimerInf respectively.
35 >
36 > 12. Constants: DPBPrefix and TPBPrefix moved to IB unit. DPBConstantNames and TPBConstantNames
37 >    now accessible as properties of TIBDatabase and TIBTransaction respectively.
38 >
39 > 13. String Fields: when a fixed character with (CHAR) field is returned, it is now
40 >    truncated to its fixed character width rather than being right padded with
41 >    white space to the maximum data size.
42 >
43 > 14. TIBTable.Empty table. In additional to deleting all records in the underlying
44 >    table, the internal buffers are now also flushed ensuring that the TIBTable is
45 >    also empty.
46 >
47 > 15. TBatchSQLStatementReader: Line buffer is now cleared on call to reset.
48 >
49 > 16. TIBXControlService descendents: DatabaseName may now be set using a database
50 >    connect string. The database name is extracted from the connect string.
51 >
52 > 17. DBControlGrid: Minor bug fixes. avoid AV on form closure, avoid black panel
53 >
54 > 18. TIBExtract: Data type of COMPUTED By columns is no longer included in SQL.
55 >
56 > 19. Local database on Linux and with legacy API and FB 2.5 embedded server: fixed problem with password
57 >    not being present as required.
58 >
59 > 20. IBTreeView split into DBTreeView and IBTreeView. This former is an IBX indepedent
60 >    version that can be customised to work with other database drivers.
61 >
62 > IBX Change Log  version (2.3-5 Build 12350) Tue, 25 Aug 2020 16:11:02 +0100
63 >
64 > 1.  TIBStringField: when a string value is read from a dataset buffer, if the
65 >    number of UTF8 characters exceeds the string size then string is truncated
66 >    to the maximum string size. This is  usually a problem with fixed width columns
67 >    right padded with white space.
68 >
69 > 2.  SQLFiltered and SQLFilterParams added to TIBQuery, TIBTable and TIBDataset.
70 >    If SQLFiltered is set then when a dataset is opened, each line in the
71 >    SQLFilterParams property is assumed to be a SQL condition clause and
72 >    ANDed into the Where clause of the SQL Select statement provided as a
73 >    dataset property. Each such SQL condition thus acts as an additional filter
74 >    on the dataset.
75 >
76 > 3.  The Filtered property inherited from TDataset is no longer used for SQL (server
77 >    side filters).
78 >
79 > 4. IBLookupComboEditBox: Selection should no longer reset to start of text when
80 >   text matches complete entry.
81 >
82 > 5. TIBDataLink: Detail Dataset params not refreshed unless both master and detail
83 >   dataset are active (avoids risk of access violation if master is inactive)
84 >
85 > 6. TIBEvents: Registered property can now be set at design time even if database not open
86 >
87 > 7. TIBEvents: component now correctly re-initialised after call to UnregisterEvents.
88 >   This should prevent "spillover" of events between sessions.
89 >
90 > 8. TIBCustomDataset: GetNextRecord now called when reseting to first record of a unidirectional dataset.
91 >   This should ensure that the internal buffer is set up correctly and avoids
92 >   a duplicate initial row.
93 >
94 > 9. TIBStringField: DataSize now given as byte size of string less trailing any zero character.
95 >   That is, the DataSize should be the field size * character set width. The
96 >   value returned by DataSize is now the same as the Dataset buffer size reserved
97 >   for the field.
98 >
99 > 10. IBExtract: Tidyup of SQL generation. Avoid unnecessary double quotes.
100 >
101 > 11. TIBCustomDataset: Add checks on buffer sizes when copying data from row to field buffer
102 >    and vice-versa. This may result in an exception being raised (correctly) for
103 >    older programs when using dataset fields added to a form and the database has been
104 >    upgraded. For example, computed fields can change from 32-bit to 64-bit integers.
105 >    In such cases, the field needs to be deleted in the IDE fields editor and then
106 >    added back in.
107 >
108 > 12. IBCustomDataSet: CanInsert, CanEdit, CanDelete and CanRefresh updated to return
109 >    false if query contains only white space and not just empty.
110 >
111 > 12. IBCustomDataset: Blob data is now cleared when TDataSet.Cancel is called. This
112 >    should ensure that (e.g.) a TDBMemo is correctly refreshed after a dataset edit
113 >    is cancelled.
114 >
115 > 13. IBCustomDataset: SetArrayIntf should no longer cause an access violation if
116 >    called on a null field.
117 >
118 > 14. IBCustomDataSet: An access violation should no longer occur when calling CancelUpdates
119 >    results in an empty dataTC86                Client side Filtered Dataset    1       X
120 > set.
121 >
122 > 15. IBCustomDataSet: OnUpdateError should now be called in all circumstances when
123 >    a cached update is applied and an exception is raised.
124 >
125 > 16. IBCustomDataSet: Avoid access violation when SetBookmarkData called with nil pointer.
126 >
127 > 17. Console Mode Local Database support: backup/restore should now work correctly.
128 >
129 > 18. Local Database Support: if an upgrade fails, a downgrade is now performed if
130 >    possible and an exception raised.
131 >
132 > 19. MinimumVersionNo added to Local Database Support. Database will not open if
133 >    below this version no. and upgrade not possible.
134 >
135 > IBX Change Log  version (2.3-4 Build 12041) Fri, 17 Apr 2020 14:00:32 +0100
136  
137   1.  TIBXDataSet and Generators: Generator Names that are not all upper case or
138      not SQL Identifiers are now supported.

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