How to rename columns in Splunk?
rename can be used to change or update the columns in Splunk. Syntax: Your Splunk Query | rename <Original Column Name> as <New Column Name> Example: Your Splunk Query | ....
Tag: Splunk Query
Splunk Query to extract all the contents/values/characters from the matching String
.* can be used in rex to extract all the contents/values/characters from the matching String. Syntax: Your__Base_Splunk_Query | rex field=field_name "Matching_String: (?<Custom_Field_Name>.*)" Example: Your__Base_Splunk_Query | rex field=info "ExtendedMessage: (?<ExceptionMessage>.*)" As per ....
How to show Top N results in Splunk stats query?
head can be used in the Splunk Query to show Top N results. Sample Query: < Your Basic Search > | stats count as total by field | sort -total ....
How to get last n characters from a field in Splunk?
substr() can be used to get last n characters from a field in Splunk. Syntax: | eval customfield=substr( Field, -15 ) Example: | eval recordId=substr( result, -15 )
How to display Row Number in Splunk Table?
streamstats can be used to display Row Number in Splunk table. streamstats in Splunk Query helps us to add cumulative summary statistics to all search results in a streaming manner. ....
NOT IN Operation in Splunk Query
In Splunk, NOT() and IN() are distinct methods employed. It's important to note, however, that Splunk does not utilise a direct NOT IN() function. By tactfully integrating NOT() and IN() ....
How to find start time and end time for a transaction in Splunk?
Using max(), min() and strftime(), we can find start and end time for a transaction in Splunk. Sample Splunk Query: Your basic Search Query | stats max(_time) AS tempmax, min(_time) ....
How to extract JSON value in Splunk Query?
Let's say message field has following JSON: {"SERIAL_NO":"STR123","KEY":"1d00e838-429f-437e-b892-3476280ef71c","LENGTH":"43"} You can use the below to find the KEY Value. rex field=message ".*,\"KEY\":\"(?<strKey>.*)\",\"LENGTH\"" ., - Checks whether it has some string in ....
How to get first n characters from a field in Splunk?
substr() can be used to get first n characters from a field in Splunk. Syntax: substr(str, start, length) Syntax with Field Reference: eval Summary=substr(description,1,57) Example: eval Summary=substr(description,1,57) From the above ....
Sub-search or Sub-query in Splunk
search command can be used for sub-search or sub query in Splunk. search command should be within []. Syntax:main query [search subquery] Sample Query:index=abc type=test[search index=abc *Exception* source=Gearliest=-5d | table requestId] ....