Oracle international corporation (20240126746). MULTI-LOB CACHING AND LOB WRITING simplified abstract

MULTI-LOB CACHING AND LOB WRITING

Organization Name

oracle international corporation

Inventor(s)

SHUBHA Bose of Foster City CA (US)

DAVID Pacheco of Redwood City CA (US)

AUROSISH Mishra of Foster City CA (US)

MULTI-LOB CACHING AND LOB WRITING - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240126746 titled 'MULTI-LOB CACHING AND LOB WRITING

Simplified Explanation

The abstract describes a patent application related to reducing lob cache swapping through multi-lob writing. This innovation involves retaining information tracking changes made by a database transaction to multiple lobs in a lob staging buffer, enabling changes to be made in contiguous data blocks for all the multiple lobs in a column. Storing lobs in the same column in this way improves clustering, database performance, and efficiency of accessing related lobs within transactions or query accesses.

• Improved database performance through multi-lob writing
• Retaining information in a lob staging buffer for efficient changes to multiple lobs in a column

Potential Applications

This technology could be applied in database management systems, data warehouses, and any system dealing with large amounts of data where efficient storage and retrieval of lobs are crucial.

Problems Solved

1. Reduced lob cache swapping 2. Improved clustering and performance of databases

Benefits

1. Enhanced database performance 2. Efficient storage and retrieval of related lobs 3. Improved data organization and management

Potential Commercial Applications

Optimizing database performance in large-scale applications Enhancing data management systems for improved efficiency

Possible Prior Art

Prior art may include existing techniques for managing lob data in databases, such as traditional methods of storing lobs individually without considering clustering or performance optimization.

What are the specific technical details of how the lob staging buffer works in this innovation?

The specific technical details of how the lob staging buffer works in this innovation involve retaining information tracking changes made by a database transaction to multiple lobs. This information is stored in the lob staging buffer after one or more lob switches, enabling changes to be made in contiguous data blocks for all the multiple lobs in a column. By staging changes in the lob staging cache, the innovation allows for improved clustering and performance of databases.

How does multi-lob writing compare to traditional methods of managing lob data in terms of efficiency and performance?

Multi-lob writing offers improved efficiency and performance compared to traditional methods of managing lob data by enabling changes to be made in contiguous data blocks for all the multiple lobs in a column. This approach reduces lob cache swapping and improves clustering, thereby enhancing database performance and efficiency in storing and accessing related lobs within transactions or query accesses.

Original Abstract Submitted

lob cache swapping is reduced by multi-lob writing. under multi-lob writing, information that tracks changes made by a database transaction to multiple lobs is retained in a lob staging buffer after one or more lob switches. thus, at commit time, changes to multiple lobs in a column may be staged in the lob staging cache, thereby enabling the changes to be made in contiguous data blocks for all the multiple lobs. storing lobs in the same column in this way improves clustering, thereby improving database performance. in addition, lobs inserted or updated in the same database transaction are often related and accessed together within database transactions and/or query accesses. clustering the lob content of such related lobs allows the lobs to be accessed more efficiently.