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docs: fix minor typos
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@@ -225,7 +225,7 @@ When above query are used in a graph panel the result will be two series named `
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{{< docs-imagebox img="/img/docs/v51/mssql_time_series_two.png" class="docs-image--no-shadow docs-image--right" >}}
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**Example with multiple `value` culumns:**
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**Example with multiple `value` columns:**
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```sql
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SELECT
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@@ -59,7 +59,7 @@ Identifier | Description
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The database user you specify when you add the data source should only be granted SELECT permissions on
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the specified database & tables you want to query. Grafana does not validate that the query is safe. The query
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could include any SQL statement. For example, statements like `USE otherdb;` and `DROP TABLE user;` would be
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executed. To protect against this we **Highly** recommmend you create a specific mysql user with restricted permissions.
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executed. To protect against this we **Highly** recommend you create a specific mysql user with restricted permissions.
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Example:
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@@ -84,7 +84,7 @@ Some examples are mentioned below to make nested template queries work successfu
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Query | Description
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------------ | -------------
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*tag_values(cpu, hostname, env=$env)* | Return tag values for cpu metric, selected env tag value and tag key hostname
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*tag_values(cpu, hostanme, env=$env, region=$region)* | Return tag values for cpu metric, selected env tag value, selected region tag value and tag key hostname
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*tag_values(cpu, hostname, env=$env, region=$region)* | Return tag values for cpu metric, selected env tag value, selected region tag value and tag key hostname
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For details on OpenTSDB metric queries checkout the official [OpenTSDB documentation](http://opentsdb.net/docs/build/html/index.html)
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