Takeshi Yamamuro
2c0fe818a6
[SPARK-22445][SQL][FOLLOW-UP] Respect stream-side child's needCopyResult in BroadcastHashJoin
## What changes were proposed in this pull request?
I found #19656 causes some bugs, for example, it changed the result set of `q6` in tpcds (I keep tracking TPCDS results daily [here](https://github.com/maropu/spark-tpcds-datagen/tree/master/reports/tests)):
- w/o pr19658
```
+-----+---+
|state|cnt|
+-----+---+
| MA| 10|
| AK| 10|
| AZ| 11|
| ME| 13|
| VT| 14|
| NV| 15|
| NH| 16|
| UT| 17|
| NJ| 21|
| MD| 22|
| WY| 25|
| NM| 26|
| OR| 31|
| WA| 36|
| ND| 38|
| ID| 39|
| SC| 45|
| WV| 50|
| FL| 51|
| OK| 53|
| MT| 53|
| CO| 57|
| AR| 58|
| NY| 58|
| PA| 62|
| AL| 63|
| LA| 63|
| SD| 70|
| WI| 80|
| null| 81|
| MI| 82|
| NC| 82|
| MS| 83|
| CA| 84|
| MN| 85|
| MO| 88|
| IL| 95|
| IA|102|
| TN|102|
| IN|103|
| KY|104|
| NE|113|
| OH|114|
| VA|130|
| KS|139|
| GA|168|
| TX|216|
+-----+---+
```
- w/ pr19658
```
+-----+---+
|state|cnt|
+-----+---+
| RI| 14|
| AK| 16|
| FL| 20|
| NJ| 21|
| NM| 21|
| NV| 22|
| MA| 22|
| MD| 22|
| UT| 22|
| AZ| 25|
| SC| 28|
| AL| 36|
| MT| 36|
| WA| 39|
| ND| 41|
| MI| 44|
| AR| 45|
| OR| 47|
| OK| 52|
| PA| 53|
| LA| 55|
| CO| 55|
| NY| 64|
| WV| 66|
| SD| 72|
| MS| 73|
| NC| 79|
| IN| 82|
| null| 85|
| ID| 88|
| MN| 91|
| WI| 95|
| IL| 96|
| MO| 97|
| CA|109|
| CA|109|
| TN|114|
| NE|115|
| KY|128|
| OH|131|
| IA|156|
| TX|160|
| VA|182|
| KS|211|
| GA|230|
+-----+---+
```
This pr is to keep the original logic of `CodegenContext.copyResult` in `BroadcastHashJoinExec`.
## How was this patch tested?
Existing tests
Author: Takeshi Yamamuro <yamamuro@apache.org>
Closes #19781 from maropu/SPARK-22445-bugfix.