Preamble
The Oracle/PLSQL ADD_MONTHS function returns a date plus n months.
Oracle/PLSQL syntax of ADD_MONTHS function
ADD_MONTHS( date1_id, n_id )
Parameters and function arguments
- date1_id – start date.
- n_id – number of months that will be added to date1.
Function ADD_MONTHS returns date.
The ADD_MONTHS function can be used in the following Oracle/PLSQL versions
|
Oracle 12c, Oracle 11g, Oracle 10g, Oracle 9i, Oracle 8i
|
Let’s consider some examples of the ADD_MONTHS function and learn how to use ADD_MONTHS function in Oracle.
SELECT ADD_MONTHS('01-AUG-14', 3) FROM DUAL;
--Result: 01.11.2014
SELECT ADD_MONTHS('01-AUG-14', -3) FROM DUAL;
--Result: 01.05.2014
SELECT ADD_MONTHS('21-AUG-14', -3) FROM DUAL;
--Result: 21.05.2014
SELECT ADD_MONTHS('31-January-14', 1) FROM DUAL;
--Result: 28.02.2014
About Enteros
Enteros offers a patented database performance management SaaS platform. It proactively identifies root causes of complex business-impacting database scalability and performance issues across a growing number of clouds, RDBMS, NoSQL, and machine learning database platforms.
The views expressed on this blog are those of the author and do not necessarily reflect the opinions of Enteros Inc. This blog may contain links to the content of third-party sites. By providing such links, Enteros Inc. does not adopt, guarantee, approve, or endorse the information, views, or products available on such sites.
Are you interested in writing for Enteros’ Blog? Please send us a pitch!
RELATED POSTS
Inside a Fintech Outage: How 200 Milliseconds of Latency Reshaped Risk
- 31 October 2025
- Software Engineering
Introduction In fintech, performance isn’t just a technical metric — it’s a financial one.Transactions, pricing engines, credit scoring, fraud detection — they all run on milliseconds.But what happens when those milliseconds multiply? In mid-2025, a mid-tier digital lender experienced an unusual outage.Not a crash.Not downtime.Just slow time — an invisible 200 ms delay that rippled … Continue reading “Inside a Fintech Outage: How 200 Milliseconds of Latency Reshaped Risk”
Open Banking APIs: Where Performance = Trust
- 30 October 2025
- Software Engineering
Introduction Open banking promised to be a paradigm shift — enabling consumers to share financial data securely and allowing banks, fintechs, and third parties to build innovative services on that foundation. But as the ecosystem evolves, one truth stands out: it’s not just about access — it’s about performance. An open banking API that’s slow, … Continue reading “Open Banking APIs: Where Performance = Trust”
Enteros for the Travel Industry: Enhancing Cost Estimation Accuracy Through AIOps, Observability, and Cloud FinOps
Introduction In the fast-moving world of travel and hospitality, accurate cost estimation isn’t just a finance issue—it’s a performance challenge. From dynamic booking systems and real-time analytics to backend inventory databases and AI-driven recommendation engines, every operational layer relies on complex data interactions. The travel industry has always faced volatile demand, fluctuating operating costs, and … Continue reading “Enteros for the Travel Industry: Enhancing Cost Estimation Accuracy Through AIOps, Observability, and Cloud FinOps”
Transforming Data Lake Efficiency in the Technology Sector: How Enteros’ AI Performance Platform Redefines Database Optimization
Introduction In today’s data-driven technology landscape, the backbone of innovation lies in how efficiently enterprises manage and utilize their data. With the rise of big data, cloud ecosystems, and AI workloads, data lakes have become the central hub of data intelligence—storing massive volumes of structured, semi-structured, and unstructured data. However, as organizations scale their digital … Continue reading “Transforming Data Lake Efficiency in the Technology Sector: How Enteros’ AI Performance Platform Redefines Database Optimization”