See: Description
| Class | Description |
|---|---|
| DBAbstractFuncExpr |
This implements some basic functionality for SQL functions based on a column expression
|
| DBAliasExpr |
This class allows column renaming in SQL.
|
| DBCalcExpr |
This class is used for performing calculations in SQL
It handles the mathematical operations ("+", "-", "*", "/") for the current column. |
| DBCaseExpr |
This class represents a SQL case expression
like "case when ?
|
| DBCaseMapExpr |
This class is used to create a SQL CASE constraint in the form of
case {expr} when {value1} then {result1}
when {value2} then {result2}
...
|
| DBCaseWhenExpr |
This class is used to create a SQL CASE constraint in the form of
case when {cond1} then {result1}
when {cond2} then {result2}
...
|
| DBCmdResultExpr | |
| DBCoalesceExpr | |
| DBConcatExpr |
This class is used for performing string concatenation in SQL
There is no need to explicitly create instances of this class. |
| DBConcatFuncExpr |
DBConcatExpression
|
| DBConvertExpr |
This class is used to convert a value to a different data type.
|
| DBCountExpr |
This class is used to add the "count" statement to the SQL-Command.
|
| DBDecodeExpr |
This class is used to decode a set of keys to the corresponding target values.
|
| DBFuncExpr |
This class is used for performing various SQL functions on a column or column expression.
|
| DBParenthesisExpr |
This class allows column renaming in SQL.
|
| DBScalarExpr |
This class is used for declaring scalar functions in SQL (like e.g. random).
|
| DBValueExpr |
This class is used for declaring constant values in SQL.
|
| DBVarArgsFuncExpr |
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