# CloudWatch Logs Insights query language (Logs Insights QL)
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This section includes full documentation of Logs Insights QL commands and functions. It also includes sample queries for this language.

For information on other query languages you can use, see [OpenSearch Service PPL](https://docs.aws.amazon.com/AmazonCloudWatch/latest/logs/CWL_AnalyzeLogData_PPL.html), [OpenSearch Service SQL](https://docs.aws.amazon.com/AmazonCloudWatch/latest/logs/CWL_AnalyzeLogData_SQL.html), and [CloudWatch Metrics Insights](https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/query_with_cloudwatch-metrics-insights.html).

**Topics**
+ [CloudWatch Logs Insights language query syntax](CWL_QuerySyntax.md)
+ [Get started with Logs Insights QL: Query tutorials](CWL_AnalyzeLogData_Tutorials.md)
+ [Sample queries](CWL_QuerySyntax-examples.md)
+ [Compare (diff) with previous time ranges](CWL_AnalyzeLogData_Compare.md)
+ [Visualize log data in graphs](CWL_Insights-Visualizing-Log-Data.md)