#7

# Feature Request After experimentation, I think the key position support for `MacOS` is not complete, such as `option +

Update parameter description for TPCC generated data

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### First-time contributors' checklist - [x] I've signed [**Contributor License Agreement**](https://cla-assistant.io/pingcap/docs-cn) that's required for repo owners to accept my contribution. ### What is changed, added or deleted? (Required) Update parameter...

Printing error when the number of retries is 0

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An exception will be thrown when `StopStrategies.stopAfterAttempt` is set to 0. ```java Exception in thread "main" java.lang.IllegalArgumentException: maxAttemptNumber must be >= 1 but is %d [0] at com.google.common.base.Preconditions.checkArgument(Preconditions.java:190) ``` It...

```go x := list.Size().X text := splitByNChars(s, x-2) for _, t := range text { list = append(list, t) list.ScrollDown() } ui.Render(w.L) ``` ```go func splitByNChars(s string, n int) []string...

automatic reconnect with retry after connection closed

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benchmarkSQL throw an exception after any connection close, which will cause quit. Add automatic reconnect with retry to benchmarkSQL, which will automatically reconnect after connection close or tidb-server crash.

Add CannotInsertFlag to indicate that this table cannot be inserted

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### What problem does this PR solve? Include `no_zero_date` in `sqlmode`, these scenarios should fail to `add column`: ``` create table t (id int); insert into t values(1); alter table...