| 程序包 | 说明 |
|---|---|
| org.apache.flink.table.planner.functions.sql |
| 限定符和类型 | 字段和说明 |
|---|---|
static SqlFirstLastValueAggFunction |
FlinkSqlOperatorTable.FIRST_VALUE
FIRST_VALUE aggregate function. |
static SqlFirstLastValueAggFunction |
FlinkSqlOperatorTable.LAST_VALUE
LAST_VALUE aggregate function. |
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