James Taylor

Create accessor for Go-based IntervalSet.intervals

1

Target: Go Unlike the Java version, in the Go-based version of interval_sets, there's no way to access the IntervalSets.intervals field. This field is useful when using Parser.getExpectedTokens(). The alternative is...

Enables turning transaction tests off for Tephra and/or Omid. Please review, @ohadshacham and/or @twdsilva. This is a precursor to support of Omid - no new pom dependencies have been introduced....

Prune projected nested columns through UNNEST

6

When CROSS JOIN UNNEST is used to access some columns within an array of rows, the entire row is projected as opposed to only the subset of columns based on...

Invalid cached data led to exceptions on read

4

Invalid cached data led to java.lang.ArrayIndexOutOfBoundsException and io.airlift.compress.MalformedInputException exceptions on read until Presto worker restarted. I don't have a reproducer, but I wanted to let you know that we saw...

Avoid caching presto worker nodes

2

After a presto worker nodes gets deregistered from the coordinator. because it is no longer responsive, we've noticed that it still receives cache requests to be read from for a...

Prevent overwhelming of worker nodes by dynamically sizing thread pools

2

Instead of sizing the local transfer thread pool and bookeeper thread pool at 4096, they should be sized dynamically based on the formula that @stagraqubole outlined [here](https://prestosql.slack.com/archives/CGB0QHWSW/p1600460638029800): > rubix.pool.size.max=P >...

The default max wait timeout (DEFAULT_POOL_MAX_WAIT_TIMEOUT) should be lowered from 5000 milliseconds to 500 milliseconds. Having a higher wait time leads to more query timeouts and failures. The only downside...

## Bug Report ### Which version of ShardingSphere did you use? 5.5.1-SNAPSHOT ### Which project did you use? ShardingSphere-JDBC or ShardingSphere-Proxy? Testing through unit tests ### Expected behavior The join...

How to define sharding rules for a given schema?

1

## Question I've seen your documentation [here](https://shardingsphere.apache.org/document/legacy/3.x/document/en/manual/sharding-proxy/configuration/) on how to define sharding rules for a schema, but I can't seem to find any example in your project that does this....