Help Center> GaussDB> Distributed_8.x> System Catalogs and System Views> System Views> Segment-Page Storage> GS_SEG_SEGMENT_LAYOUT

Updated on 2024-06-03 GMT+08:00

View PDF

GS_SEG_SEGMENT_LAYOUT

GS_SEG_SEGMENT_LAYOUT displays the static layout of segment-page files. Only the administrator can query the information.

**Table 1** GS_SEG_SEGMENT_LAYOUT columns
Name	Type	Description
version	text	Segment-page version. Default value: 1.0.
section_id	integer	ID of the data section divided by a segment.
section_type	text	Extent type of the segment data section. Value range: meta: segment header. data: data.
extent_size	integer	Extent size. The unit is byte.
extent_page_count	integer	Number of extent pages.
extent_count_start	bigint	Start extent number.
extent_count_end	bigint	End extent number.
total_size	bigint	Size of the segment data section. The unit is byte.

Parent topic: Segment-Page Storage

Previous topic: GS_SEG_SEGMENTS

Next topic: GS_SEG_SPC_EXTENTS

Feedback

Was this page helpful?

Helpful Not helpful

Provide feedback

Thank you very much for your feedback. We will continue working to improve the documentation.See the reply and handling status in My Cloud VOC.

The system is busy. Please try again later.

Which of the following issues have you encountered?

Content is inconsistent with the product UI

Unclear descriptions

Lack of examples or code

Incorrect steps

Can't find what I need

Lack of best practices

Feedback (optional)

0/500

Select at least one type of issue, and enter your comments or suggestions.

Enter a maximum of 500 characters.

Submit Cancel

For any further questions, feel free to contact us through the chatbot.