SqlStdOperatorTable
.See: Description
Class | Description |
---|---|
BeamSqlCaseExpression |
BeamSqlCaseExpression represents CASE, NULLIF, COALESCE in SQL. |
BeamSqlCastExpression |
Base class to support 'CAST' operations for all
SqlTypeName . |
BeamSqlCorrelVariableExpression |
A primitive operation for dereferencing a correlation variable.
|
BeamSqlDefaultExpression |
DEFAULT keyword for UDF with optional parameter.
|
BeamSqlDotExpression |
Implements DOT operator to access fields of dynamic ROWs.
|
BeamSqlExpression |
BeamSqlExpression is an equivalent expression in BeamSQL, of RexNode in Calcite. |
BeamSqlInputRefExpression |
A primitive operation for direct field extraction.
|
BeamSqlPrimitive<T> |
BeamSqlPrimitive is a special, self-reference BeamSqlExpression . |
BeamSqlUdfExpression |
invoke a UDF function.
|
BeamSqlWindowEndExpression |
BeamSqlExpression for HOP_END , TUMBLE_END , SESSION_END operation. |
BeamSqlWindowExpression |
BeamSqlExpression for HOP , TUMBLE , SESSION operation. |
BeamSqlWindowStartExpression |
BeamSqlExpression for HOP_START , TUMBLE_START , SESSION_START
operation. |
UdafImpl<InputT,AccumT,OutputT> |
Implement
AggregateFunction to take a Combine.CombineFn as UDAF. |
SqlStdOperatorTable
.