public SnowflakeNodeData withPreAction(String preAction) {
        setPreAction(preAction);
        return this;
    }
<p>
A SQL string run before the Snowflake connector performs its standard actions.
</p>

@param preAction
       A SQL string run before the Snowflake connector performs its standard actions.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-glue/src/main/java/com/amazonaws/services/glue/model/SnowflakeNodeData.java