Package | Description |
---|---|
org.apache.flink.table.planner.expressions.converter |
Modifier and Type | Class and Description |
---|---|
class |
CustomizedConvertRule
Customized
CallExpressionConvertRule , Functions conversion here all require special
logic, and there may be some special rules, such as needing get the literal values of inputs,
such as converting to combinations of functions, to convert to RexNode of calcite. |
class |
DirectConvertRule
A
CallExpressionConvertRule that performs a simple one-to-one mapping between FunctionDefinition and a corresponding SqlOperator . |
class |
FunctionDefinitionConvertRule
A call expression converter rule that converts calls to user defined functions.
|
class |
LegacyScalarFunctionConvertRule
CallExpressionConvertRule to convert ScalarFunctionDefinition . |
class |
OverConvertRule
A
CallExpressionConvertRule that converts BuiltInFunctionDefinitions.OVER . |
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