1 2007-07-26 Nagappan A <anagappan@novell.com>
3 * Comparison.cs (Compare): Should always parse the object of type
4 DateTime in InvariantCulture CultureInfo, Fixes Bug # 82109.
6 2007-06-06 Nagappan A <anagappan@novell.com>
8 * ColumnReference.cs (Unify): Return object as it is, if object
9 type is char. Fixes bug # 81625.
11 * Numeric.cs (IsNumeric): Return false if object type is
12 char. Fixes bug # 81625.
14 2007-02-23 Nagappan A <anagappan@novell.com>
16 * Comparison.cs (Compare): Extra space characters issue when using
17 System.Data.DataTable.Select. Fixes bug # 79695.
19 2006-12-07 Nagappan A <anagappan@novell.com>
21 * Parser.jay (ColumnName): Fix Invalid DataColumn Expression, bug
24 2006-06-15 Senganal T <tsenganal@novell.com>
27 - EvalBoolean : throw EvaluateException unless overridden.
28 - UnaryExpression.EvalBoolean : override EvalBoolean
29 * Like.cs, In.cs, ColumnReference.cs : override EvalBoolean
31 2006-06-09 Juraj Skripsky <js@hotfeet.ch>
33 * Tokenizer.cs (ProcessEscapes): Inspect the next character, not the one
36 2006-05-02 Senganal T <tsenganal@novell.com>
38 * Parser.jay : fix the rule for IsNull. Fixes bug #78254
40 - IsNullFunction.Eval : If expr evaluates to null or DBNull.Value, return the
41 default expression value.
43 2006-03-27 Boris Kirzner <borisk@mainsoft.com>
44 * Aggregation.cs: fix possible NullReferenceException.
46 2006-02-03 Senganal T <tsenganal@novell.com>
48 * ColumnReference.cs :
50 - GetReferencedRows() : Verify the column before getting the values.
51 Validate the ColumnReference even when the table has no rows.
52 * Function.cs : Modified Eval()
53 - A tmp fix to check for null. Expression.Eval needs to be modified all
54 around to return DBNull.Value.
56 2006-01-18 Boris Kirzner <borisk@mainsoft.com>
57 * ColumnReference.cs: added column and relation lazy evaluation
60 2006-01-09 Senganal T <tsenganal@novell.com>
63 - resolving a name clash in IExpression
65 2006-01-06 Senganal T <tsenganal@novell.com>
68 - a correction to the previous check-in
70 2006-01-06 Senganal T <tsenganal@novell.com>
73 - Modified the cache to listen for RowChangedEvents.
76 - Added a Reset Method to cleanup when a Datacolumn is removed
80 1.Aggregate Functions : Only for columns returning multiple values (child/local)
81 2.Other Numeric/Functions : Only for columns that return single value (parent/local)
83 2005-12-20 Senganal T <tsenganal@novell.com>
86 Modified the Eval and CalculateStatisticalFunction to add boundary checks.
89 2005-11-30 Konstantin Triger <kostat@mainsoft.com>
91 * Parser.jay: use Convert.ToInt32() instead of cast to throw OverflowException.
93 2005-10-26 Konstantin Triger <kostat@mainsoft.com>
95 * In.cs: Fix the enumerator initialization problem.
97 2005-10-21 Senganal T <tsenganal@novell.com>
100 - Modified the Max and Min functions to convert strings(numeric) to
101 double. Fixes bug #76213.
103 2005-09-19 Boris Kirzner <borisk@mainsoft.com>
104 * ColumnReference.cs, Expressions.cs, Like.cs, Aggregation.cs, Literal.cs,
105 StringFunctions.cs, In.cs, Functions.cs : implemented Equals()
106 and GetHashCode() methods for all Mono.Data.SqlExpressions classes,enabling
107 comparison of the filter expressions.
109 2005-08-02 Sureshkumar T <tsureshkumar@novell.com>
111 * Tokenizer.cs: ReadString (): added an overload where the
112 terminator can be escaped by repeating twice.
114 2005-06-29 Sureshkumar T <tsureshkumar@novell.com>
116 * ArithmeticExpressions.cs: Eval :if any one of the argument is
117 null for an operator, the result is also NULL.
119 2005-05-02 Konstantin Triger <kostat@mainsoft.com>
121 * IExpression interface: Added DependsOn(DataColumn) method, which checks whether the Expression contains a specific column
123 2005-04-26 Gonzalo Paniagua Javier <gonzalo@ximian.com>
125 * Tokenizer.cs: make it not rely in exceptions being thrown to know that
126 the array is entirely processed.
128 2005-02-10 Atsushi Enomoto <atsushi@ximian.com>
130 * Comparison.cs : allow comparison between guid and string.
131 * ColumnReference.cs : return guid value too. Fixed bug #72426.
133 2005-01-28 Atsushi Enomoto <atsushi@ximian.com>
135 * Comparison.cs : Eval() could be direct invocation to EvalBoolean().
137 2005-01-26 Atsushi Enomoto <atsushi@ximian.com>
139 * Tokenizer.cs : just throw SyntaxErrorException instead of Exception.
141 2005-01-25 Atsushi Enomoto <atsushi@ximian.com>
143 * Expression.cs, ColumnReference.cs, BooleanExpression.cs,
144 Aggregation.cs, Literal.cs : added EvalBoolean() to avoid extraneous
147 2005-01-20 Atsushi Enomoto <atsushi@ximian.com>
149 * Numeric.cs : Fixed ToSameType(). It should let conversion result to
152 2005-01-20 Atsushi Enomoto <atsushi@ximian.com>
154 * Parser.jay : let's use debug flag when MONO_DEBUG_SQLEXPRESSIONS
155 environment variable is set.
156 Fixed substring() function. C# cast does not allow implicit
157 conversion from object.
159 2004-07-12 Umadevi S <sumadevi@novell.com>
160 * Tokenizer.cs - read an Int64 from the text instead of Int32. Resolves
164 2004-06-17 Boris Kirzner <borisk@mainsoft.com>
165 * Comparison.cs - use 'as' to avoid NullReferenceExeption in casting.
167 2004-05-13 Umadevi S <sumadevi@novell.com>
168 * Literal.cs - made class internal
170 2004-05-12 Umadevi S <sumadevi@novell.com>
171 * Expression.cs, Functions.cs, In.cs, Like.cs, Parser.jay, StringFunctions.cs - made class/enum/interfaces internal
173 2004-05-12 Umadevi S <sumadevi@novell.com>
174 * BooleanExpression.cs,ColumnReference.cs, Comparision.cs - made class/enum internal
176 2004-05-12 Umadevi S <sumadevi@novell.com>
177 * ArthimeticExpression.cs - made class internal
179 2004-05012 Umadevi S <sumadevi@novell.com>
180 * Aggregation.cs - made class/enums/interfaces internal
182 2004-05-05 Atsushi Enomoto <atsushi@ximian.com>
184 * ArithmeticExpressions.cs: avoid null exception on add operation.
186 2004-04-29 Juraj Skripsky <juraj@hotfeet.ch>
188 * Parser.jay: Fix rule for negative expressions.
189 Add precedence rules for '<' and '>'.
191 2004-04-28 Boris Kirzner <borisk@mainsoft.com>
193 * ColumnReference.cs : using DataRow _inExpressionEvaluation before accessing row value
194 to get an access to deleted rows also.
196 2004-04-22 Juraj Skripsky <juraj@hotfeet.ch>
198 * Parser.jay: Allow computed expressions on left-hand side of
200 Correct ordering for "is null" rule ("NOT IS NULL" => "IS NOT NULL").
202 2004-04-20 Juraj Skripsky <juraj@hotfeet.ch>
204 * Tokenizer.cs (ReadNumber): Correctly consume decimal point
205 when reading numbers. Fixes bug #57251.
207 2004-03-31 Juraj Skripsky <juraj@hotfeet.ch>
209 * Parser.jay, ColumnReference.cs, Comparison.cs, Functions.cs,
210 Aggregation.cs : fix bugs exposed by DataColumnTest.cs.
212 2004-03-29 Juraj Skripsky <juraj@hotfeet.ch>
214 * Initial implementation.