Have the two parameters of tidb-server changed?

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This topic has been translated from a Chinese forum by GPT and might contain errors.

Original topic: tidb-server的两个参数是有改变吗?

| username: yulei7633

The two parameters shown in the screenshot were not found in version v7.1.1.

| username: zhanggame1 | Original post link

Where did you see these two parameters?

| username: yulei7633 | Original post link

The parameters seen in version 5 were introduced by Dong Fei in the course, in the advanced course.

| username: zhanggame1 | Original post link

I didn’t see it in the 7.1 manual.
I didn’t see it in the 6.1 manual.
It is indeed in the 5.4 manual.


TiDB Configuration File Description | PingCAP Documentation Center

| username: 大飞哥online | Original post link

It should be abolished or changed to something else. You can check the changes.

| username: yulei7633 | Original post link

It should have been abolished.

| username: yulei7633 | Original post link

It should be an obsolete parameter. Please help confirm. It has already been marked as the best answer.

| username: 随缘天空 | Original post link

It should have been abolished. The link provides an explanation: Prepare 语句执行计划缓存 | PingCAP 文档中心

| username: Kongdom | Original post link

In version 6.1.0, these parameters have been changed from configuration parameters to system variables.

| username: system | Original post link

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