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reference: add a mysql system variable windowing_use_high_precision (#2145) #2179

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Apr 7, 2020
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reference: add a mysql system variable windowing_use_high_precision (#2145) #2179

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1 change: 1 addition & 0 deletions reference/configuration/tidb-server/mysql-variables.md
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Expand Up @@ -115,6 +115,7 @@ The following MySQL system variables are fully supported in TiDB and have the sa
| tx_isolation | GLOBAL \| SESSION | the isolation level of a transaction |
| hostname | NONE | the hostname of the TiDB server |
| max\_execution\_time | GLOBAL \| SESSION | the execution timeout for a statement, in milliseconds |
| windowing\_use\_high\_precision | GLOBAL \| SESSION | whether to use the high precision mode when computing the window function. The default value is ON |

> **Note:**
>
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