# ParsePostgres


Use this processor to parse RDS for PostgreSQL vended logs, extract fields, and and convert them into a JSON format. This processor always processes the entire log event message. For more information about this processor including examples, see [ parsePostGres](https://docs.aws.amazon.com/AmazonCloudWatch/latest/logs/CloudWatch-Logs-Transformation.html#CloudWatch-Logs-Transformation-parsePostGres).

For more information about RDS for PostgreSQL log format, see [ RDS for PostgreSQL database log filesTCP flag sequence](https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/USER_LogAccess.Concepts.PostgreSQL.html#USER_LogAccess.Concepts.PostgreSQL.Log_Format.log-line-prefix).

**Important**  
If you use this processor, it must be the first processor in your transformer.

## Contents


 ** source **   <a name="CWL-Type-ParsePostgres-source"></a>
Omit this parameter and the whole log message will be processed by this processor. No other value than `@message` is allowed for `source`.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 128.  
Required: No

## See Also


For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/logs-2014-03-28/ParsePostgres) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/logs-2014-03-28/ParsePostgres) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/logs-2014-03-28/ParsePostgres)