SQL语法变更
- 语法变动
[Over Agg] The window rank function without order by
- 行为变动
- [Division to double] | 隐式类型转换,从2.2版本开始生效。
- [Decimal] DDl decimal type default precision changed to (10, 0) | Decimal的默认精度变更,从2.2版本开始生效。
- [CEP] pattern不可以贪婪匹配结束。例如,不支持pattern (a b+)。可以通过将(a b+)转换为(a b+ c),并把c定义为not b的方式,解决不能以贪婪匹配结束的问题。
- [CEP] within语句不支持动态窗口。
开发接口变更
- 重构和语义变更
[StreamTableSink#emitDataStream returns values changes from void to StreamTableSink]
- Class位置挪动
- [Parser 继承 com.alibaba.blink.streaming.connectors.common.source.SourceCollector]
- [Class not found] com/alibaba/blink/exceptions/NotEnoughParamsException
- [Class not found] com/alibaba/blink/exceptions/UnsupportedTableException
- [Class not found] org/apache/flink/table/sources/BatchExecTableSource
- [Class not found] org/apache/flink/table/functions/aggfunctions/DoubleSumWithRetractAggFunction
- [Class not found] org/apache/flink/table/functions/Monotonicity
- [Class not found] Lcom/alibaba/blink/cache/Cache
- [Class not found] org/apache/flink/table/row/GenericRow
- 实现变更
- [Method not found] com.alibaba.blink.table.api.RichTableSchema.getColumnTypes
- [Method not found] Lorg/apache/flink/table/types/DataType.of
- [Verification] java.lang.VerifyError: class com.koubei.blink.connector.sls.CustomTableFactory overrides final method setClassLoader
- [Class not found] com/aliyun/odps/OdpsException
Connectors
- [ODPS] ODPSTableSink stream mode do not support overwrite
- [ODPS] Only batch mode support overwrite
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