Preamble
Oracle PLSQL EMPTY_CLOB function can be used to initialize empty LOB columns in INSERT or UPDATE operators or it can be used to initialize LOB variable.
Oracle/PLSQL syntax of EMPTY_CLOB function
EMPTY_CLOB ()
Parameters or arguments
There are no parameters or arguments for the EMPTY_CLOB function.
The EMPTY_CLOB function can be used in the following versions of Oracle/PLSQL
|
Oracle 12c, Oracle 11g, Oracle 10g, Oracle 9i, Oracle 8i
|
Let’s consider some examples of the Oracle EMPTY_CLOB function and learn how to use the EMPTY_CLOB function in Oracle PLSQL.
UPDATE customs
SET custom_photo = EMPTY_CLOB();
This example EMPTY_CLOB initializes the product_photo column into an empty column. This is different from setting a LOB field to null or a LOB row with length 0.
BLOB and CLOB in Oracle Database
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
How to Modernize Financial Infrastructure with Enteros AIOps Platform and Cloud FinOps Intelligence
- 12 March 2026
- Database Performance Management
Introduction The financial sector is undergoing a profound digital transformation. Banks, fintech platforms, payment networks, insurance providers, and investment firms increasingly rely on digital infrastructure to deliver services at scale. From real-time payments and digital banking to fraud detection and AI-driven financial analytics, modern financial institutions operate within highly complex data ecosystems. At the core … Continue reading “How to Modernize Financial Infrastructure with Enteros AIOps Platform and Cloud FinOps Intelligence”
How Healthcare Platforms Improve Cost Attribution with Enteros Database Management, GenAI, and Agentic AI
Introduction The healthcare industry is rapidly transforming through digital innovation. Hospitals, healthcare networks, pharmaceutical companies, and health technology platforms increasingly rely on advanced digital infrastructure to deliver efficient, data-driven care. Electronic health records, telemedicine platforms, medical imaging systems, insurance processing tools, and healthcare analytics platforms all depend on large-scale data environments. Behind these digital systems … Continue reading “How Healthcare Platforms Improve Cost Attribution with Enteros Database Management, GenAI, and Agentic AI”
What Drives Growth in Technology Platforms: Enteros AI SQL, Database Management, and Performance Metrics
- 11 March 2026
- Database Performance Management
Introduction Technology platforms have become the backbone of the modern digital economy. From SaaS products and cloud-native applications to AI-powered analytics and global digital marketplaces, technology enterprises rely on robust infrastructure to deliver reliable, scalable services to millions of users. At the center of these digital ecosystems lies one of the most critical components of … Continue reading “What Drives Growth in Technology Platforms: Enteros AI SQL, Database Management, and Performance Metrics”
How to Modernize Fashion Data Platforms with Enteros Database Management and Generative AI
Introduction The global fashion industry has transformed dramatically in the digital era. Once driven primarily by seasonal collections and physical retail, fashion brands today rely heavily on digital platforms, e-commerce marketplaces, data analytics, and AI-powered customer experiences. From trend forecasting and inventory management to real-time customer engagement, modern fashion businesses are powered by complex data … Continue reading “How to Modernize Fashion Data Platforms with Enteros Database Management and Generative AI”