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Posted to notifications@shardingsphere.apache.org by GitBox <gi...@apache.org> on 2022/01/17 15:26:37 UTC
[GitHub] [shardingsphere] RaigorJiang opened a new pull request #14842: Add DistSQL syntax `SHOW SHARDING SCALING RULES`.
RaigorJiang opened a new pull request #14842:
URL: https://github.com/apache/shardingsphere/pull/14842
For #14661, add DistSQL syntax `SHOW SHARDING SCALING RULES`.
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[GitHub] [shardingsphere] sandynz merged pull request #14842: Add DistSQL syntax `SHOW SHARDING SCALING RULES`.
Posted by GitBox <gi...@apache.org>.
sandynz merged pull request #14842:
URL: https://github.com/apache/shardingsphere/pull/14842
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[GitHub] [shardingsphere] sandynz commented on pull request #14842: Add DistSQL syntax `SHOW SHARDING SCALING RULES`.
Posted by GitBox <gi...@apache.org>.
sandynz commented on pull request #14842:
URL: https://github.com/apache/shardingsphere/pull/14842#issuecomment-1015041782
More syntax found in `RQLStatement.g4`:
```
showShardingScalingRules
: SHOW SHARDING SCALING RULES (FROM schemaName)?
;
```
Test result:
```
mysql> SHOW SHARDING SCALING RULES FROM scaling_db;
+-----------------+--------------------------------------------------------------------------------------+----------------------------------------------------------------------------------------+-----------------------------------------------------+----------------------------------------------------------------------+---------------------------------------------------+
| name | input | output | stream_channel | completion_detector | data_consistency_checker |
+-----------------+--------------------------------------------------------------------------------------+----------------------------------------------------------------------------------------+-----------------------------------------------------+----------------------------------------------------------------------+---------------------------------------------------+
| default_scaling | {"workerThread":40,"batchSize":1000,"rateLimiter":{"type":"QPS","props":{"qps":50}}} | {"workerThread":40,"batchSize":1000,"rateLimiter":{"type":"TPS","props":{"tps":2000}}} | {"type":"MEMORY","props":{"block-queue-size":1000}} | {"type":"IDLE","props":{"incremental-task-idle-minute-threshold":1}} | {"type":"DATA_MATCH","props":{"chunk-size":1000}} |
+-----------------+--------------------------------------------------------------------------------------+----------------------------------------------------------------------------------------+-----------------------------------------------------+----------------------------------------------------------------------+---------------------------------------------------+
1 row in set (0.01 sec)
```
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[GitHub] [shardingsphere] sandynz commented on pull request #14842: Add DistSQL syntax `SHOW SHARDING SCALING RULES`.
Posted by GitBox <gi...@apache.org>.
sandynz commented on pull request #14842:
URL: https://github.com/apache/shardingsphere/pull/14842#issuecomment-1015033225
Thanks.
Verified, it works.
```
mysql> SHOW SHARDING SCALING RULES;
+-----------------+----------------------------------------------------------------------------------------+------------------------------------------------------------------------------------------+--------------------------------------------------------+-------------------------------------------------------------------------+-----------------------------------------------------+
| name | input | output | stream_channel | completion_detector | data_consistency_checker |
+-----------------+----------------------------------------------------------------------------------------+------------------------------------------------------------------------------------------+--------------------------------------------------------+-------------------------------------------------------------------------+-----------------------------------------------------+
| default_scaling | {"workerThread":40,"batchSize":1000,"rateLimiter":{"type":"QPS","props":{"qps":50}}} | {"workerThread":40,"batchSize":1000,"rateLimiter":{"type":"TPS","props":{"tps":2000}}} | {"type":"MEMORY","props":{"block-queue-size":1000}} | {"type":"IDLE","props":{"incremental-task-idle-minute-threshold":1}} | {"type":"DATA_MATCH","props":{"chunk-size":1000}} |
| scaling_name1 | | | | {"type":"IDLE","props":{"incremental-task-idle-minute-threshold":"30"}} | {"type":"DATA_MATCH","props":{"chunk-size":"1000"}} |
| scaling_name2 | {"workerThread":40,"batchSize":1000,"rateLimiter":{"type":"QPS","props":{"qps":"50"}}} | {"workerThread":40,"batchSize":1000,"rateLimiter":{"type":"TPS","props":{"tps":"2000"}}} | {"type":"MEMORY","props":{"block-queue-size":"10000"}} | {"type":"IDLE","props":{"incremental-task-idle-minute-threshold":"30"}} | {"type":"DATA_MATCH","props":{"chunk-size":"1000"}} |
| scaling_name3 | {"workerThread":40,"batchSize":1000,"rateLimiter":{"type":"QPS","props":{"qps":"50"}}} | {"workerThread":40,"batchSize":1000,"rateLimiter":{"type":"TPS","props":{"tps":"2000"}}} | {"type":"MEMORY","props":{"block-queue-size":"10000"}} | | |
+-----------------+----------------------------------------------------------------------------------------+------------------------------------------------------------------------------------------+--------------------------------------------------------+-------------------------------------------------------------------------+-----------------------------------------------------+
4 rows in set (0.01 sec)
```
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