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Revision 298 by tony, Fri Apr 17 13:02:39 2020 UTC vs.
Revision 356 by tony, Sun Oct 24 14:00:52 2021 UTC

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1 + IBX Change Log  version (2.4-3 Build 12886) Sat, 23 Oct 2021 14:58:30 +0100
2 +
3 + 1. Add try-..except check when initially loading library in IDE. This should
4 + ensure that IDE continues to load even when a failure occurs in IBX load
5 + library.
6 +
7 + 2. IBXScript: now recognises a CASE...END block within a stored procedure and
8 +   hence will correctly detect end of the outer containing block when the block
9 +   contains a SELECT ... CASE ... END construct.
10 +
11 + 3. IBExtract: some further tidying up to remove extraneous white space.
12 +
13 + 4. IBCustomDataSet: DefaultFieldClasses array declaration updated to avoid compile time
14 +   errors when extra elements are added to DB.TFieldType.
15 +
16 + 5. IBUpdate: updated to reflect changes to ISQLParam.
17 +
18 + 6. IBXScript: now correctly parses a DECLARE statement which includes a quoted string.
19 +
20 + 7. IBExtract: for ODS >=13, increment generator value by one for ALTER SEQUENCE statement.
21 +
22 + 8. IBSQL: Support for scrollable cursors added (note: local databases only)
23 +
24 + IBX Change Log  version (2.4-2 Build 12773) Mon, 23 Aug 2021 11:59:42 +0100
25 +
26 + 1. TIBDatabaseInfo: review and tidy-up of property types. Most widen to int64 with the
27 +   exception of those defined to be one byte wide e.g. DBImplementationNo.
28 +
29 + 2. TIBSQL: Batch Update/Insert support added.
30 +
31 + 3. TIBStoredProc: when generating the SQL, the value of the StoredProcName property
32 +   is no longer automatically converted to upper case when it is syntactically a
33 +   SQL Identifier. This is to support the use of stored procedures defined e.g.
34 +   as CREATE PROCEDURE "iCASE".
35 +
36 +   There could be a backwards compatibility issue when the StoredProcName was entered
37 +   manually at design time. That is not selected from the drop down list. If the
38 +   StoredProcName is entered in mixed case and the procedure was declared e.g. as
39 +   CREATE PROCEDURE iCASE, then the SQL generation will be incorrect. You should
40 +   ensure that the value of the StoredProcName is all upper case, unless it was
41 +   declared under dialect 3 and explicitly as mixed case (i.e. delimited by double
42 +   quotes).
43 +
44 +   Note that when a stored procedure name was declared delimited in double quotes,
45 +   as in the first example above, the value of the StoredProcName property must not
46 +   include the delimiters (double quotes).
47 +
48 + 4. IBXUpgradeConfFile: an exception is now raised if a patch file specified in
49 +   upgrade.conf was not found. This replaces silently ignoring the problem.
50 +
51 + 5. TIBLocalDBSupport: new property "SectionHeaderTemplate". This defaults to
52 +   'Version.%.3d' and is used to generate the section header names (for a given
53 +   version no.) in the upgrade.conf file.
54 +
55 + IBX Change Log  version (2.4-1 Build 12550) Wed, 23 Jun 2021 13:59:14 +0100
56 +
57 + 1. -c command line option added to fbsql example program. Used to set connection
58 +   character set.
59 +
60 + IBX Change Log  version (2.4-0 Build 12543) Mon, 22 Feb 2021 11:00:08 +0000
61 +
62 + 1. Firebird 4 support added.
63 +
64 + 2. New FB4 data types TIME WITH TIME ZONE, TIMESTAMP WITH TIME ZONE, DECFLOAT and
65 +   extended precision NUMERIC fields are supported.
66 +
67 + 3. TFmtBCDField is used to support access to DECFLOAT and extended precision NUMERIC fields.
68 +
69 + 4. TIBDateTimeField and TIBTimeField are introduced in support of TIMESTAMP WITH TIME ZONE
70 +   and TIME WITH TIME ZONE fields. These inherit from TDateTimeField.
71 +
72 + 5. IBExtract now supports FB4 enhancements:
73 +   - new data types as above
74 +   - Identity column extensions
75 +   - Default user role
76 +   - SQL Security clause for Database, Tables, Procedures, Functions and Triggers
77 +   - Internal Functions
78 +
79 + 6. IBExtract: new event: OnExtractLines.
80 +
81 + 7. IBExtract: revert create trigger to legacy syntax see Firebird CORE-6243, CORE-5545 and DOC-145
82 +
83 + 8. IBXServices: Server version no. parsing now allows any letter before major version number
84 +   and is no longer restricted to 'V' e.g. "LI-T4.0.0.1436 Firebird 4.0 Beta 1"
85 +
86 + 9. TIBDataSet and TIBQuery: new property TZTextOption. Used to determine the default
87 +   format for rendering a time zone.
88 +
89 + 10. TIBDataSet and TIBQuery: new property DefaultTZDate. Used to provide the default date
90 +     to convert TIME WITH TIME ZONE data type values to and from GMT.
91 +
92 + 11. Unit name IBTypes changed to IBInternals. Internal interfaces TIBGUIInterface and TIBTimerInf renamed to
93 +    IIBGUIInterface and IIBTimerInf respectively.
94 +
95 + 12. Constants: DPBPrefix and TPBPrefix moved to IB unit. DPBConstantNames and TPBConstantNames
96 +    now accessible as properties of TIBDatabase and TIBTransaction respectively.
97 +
98 + 13. String Fields: when a fixed character with (CHAR) field is returned, it is now
99 +    truncated to its fixed character width rather than being right padded with
100 +    white space to the maximum data size.
101 +
102 + 14. TIBTable.Empty table. In additional to deleting all records in the underlying
103 +    table, the internal buffers are now also flushed ensuring that the TIBTable is
104 +    also empty.
105 +
106 + 15. TBatchSQLStatementReader: Line buffer is now cleared on call to reset.
107 +
108 + 16. TIBXControlService descendents: DatabaseName may now be set using a database
109 +    connect string. The database name is extracted from the connect string.
110 +
111 + 17. DBControlGrid: Minor bug fixes. avoid AV on form closure, avoid black panel
112 +
113 + 18. TIBExtract: Data type of COMPUTED By columns is no longer included in SQL.
114 +
115 + 19. Local database on Linux and with legacy API and FB 2.5 embedded server: fixed problem with password
116 +    not being present as required.
117 +
118 + 20. IBTreeView split into DBTreeView and IBTreeView. This former is an IBX indepedent
119 +    version that can be customised to work with other database drivers.
120 +
121 + 21. ISQLMonitor: use platform specific LineEnding to delimit messages. Avoids
122 +    unnecessary CR at end of line on Unix platforms.
123 +
124 + 22. ISQLMonitor: Unix: Default semaphore timeout increased from 1 second to 10
125 +    seconds in order to reduce risk of message loss.
126 +
127 + 23. ISQLMonitor: read and write count statistics now available via:
128 +      property TIBSQLMonitor.ReadCount;
129 +      IIBSQLMonitorHook.GetWriteCount: integer;
130 +
131 + 24. ISQLMonitor tidy up and unit split. IPC functions moved to new unit IBIPC.
132 +
133 + IBX Change Log  version (2.3-5 Build 12350) Tue, 25 Aug 2020 16:11:02 +0100
134 +
135 + 1.  TIBStringField: when a string value is read from a dataset buffer, if the
136 +    number of UTF8 characters exceeds the string size then string is truncated
137 +    to the maximum string size. This is  usually a problem with fixed width columns
138 +    right padded with white space.
139 +
140 + 2.  SQLFiltered and SQLFilterParams added to TIBQuery, TIBTable and TIBDataset.
141 +    If SQLFiltered is set then when a dataset is opened, each line in the
142 +    SQLFilterParams property is assumed to be a SQL condition clause and
143 +    ANDed into the Where clause of the SQL Select statement provided as a
144 +    dataset property. Each such SQL condition thus acts as an additional filter
145 +    on the dataset.
146 +
147 + 3.  The Filtered property inherited from TDataset is no longer used for SQL (server
148 +    side filters).
149 +
150 + 4. IBLookupComboEditBox: Selection should no longer reset to start of text when
151 +   text matches complete entry.
152 +
153 + 5. TIBDataLink: Detail Dataset params not refreshed unless both master and detail
154 +   dataset are active (avoids risk of access violation if master is inactive)
155 +
156 + 6. TIBEvents: Registered property can now be set at design time even if database not open
157 +
158 + 7. TIBEvents: component now correctly re-initialised after call to UnregisterEvents.
159 +   This should prevent "spillover" of events between sessions.
160 +
161 + 8. TIBCustomDataset: GetNextRecord now called when reseting to first record of a unidirectional dataset.
162 +   This should ensure that the internal buffer is set up correctly and avoids
163 +   a duplicate initial row.
164 +
165 + 9. TIBStringField: DataSize now given as byte size of string less trailing any zero character.
166 +   That is, the DataSize should be the field size * character set width. The
167 +   value returned by DataSize is now the same as the Dataset buffer size reserved
168 +   for the field.
169 +
170 + 10. IBExtract: Tidyup of SQL generation. Avoid unnecessary double quotes.
171 +
172 + 11. TIBCustomDataset: Add checks on buffer sizes when copying data from row to field buffer
173 +    and vice-versa. This may result in an exception being raised (correctly) for
174 +    older programs when using dataset fields added to a form and the database has been
175 +    upgraded. For example, computed fields can change from 32-bit to 64-bit integers.
176 +    In such cases, the field needs to be deleted in the IDE fields editor and then
177 +    added back in.
178 +
179 + 12. IBCustomDataSet: CanInsert, CanEdit, CanDelete and CanRefresh updated to return
180 +    false if query contains only white space and not just empty.
181 +
182 + 12. IBCustomDataset: Blob data is now cleared when TDataSet.Cancel is called. This
183 +    should ensure that (e.g.) a TDBMemo is correctly refreshed after a dataset edit
184 +    is cancelled.
185 +
186 + 13. IBCustomDataset: SetArrayIntf should no longer cause an access violation if
187 +    called on a null field.
188 +
189 + 14. IBCustomDataSet: An access violation should no longer occur when calling CancelUpdates
190 +    results in an empty dataTC86                Client side Filtered Dataset    1       X
191 + set.
192 +
193 + 15. IBCustomDataSet: OnUpdateError should now be called in all circumstances when
194 +    a cached update is applied and an exception is raised.
195 +
196 + 16. IBCustomDataSet: Avoid access violation when SetBookmarkData called with nil pointer.
197 +
198 + 17. Console Mode Local Database support: backup/restore should now work correctly.
199 +
200 + 18. Local Database Support: if an upgrade fails, a downgrade is now performed if
201 +    possible and an exception raised.
202 +
203 + 19. MinimumVersionNo added to Local Database Support. Database will not open if
204 +    below this version no. and upgrade not possible.
205 +
206   IBX Change Log  version (2.3-4 Build 12041) Fri, 17 Apr 2020 14:00:32 +0100
207  
208   1.  TIBXDataSet and Generators: Generator Names that are not all upper case or

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