Yang, Tong 48706b7552 MRS COMP-LTS 320-lts.1 version

Reviewed-by: Kacur, Michal <michal.kacur@t-systems.com>
Co-authored-by: Yang, Tong <yangtong2@huawei.com>
Co-committed-by: Yang, Tong <yangtong2@huawei.com>

2024-04-12 12:51:10 +00:00

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CLEAN

This section applies only to MRS 3.2.0 or later.

Function

Cleans instants on the Timeline based on configurations and deletes historical version files to reduce the data storage and read/write pressure of Hudi tables.

Syntax

RUN CLEAN ON tableIdentifier;

RUN CLEAN ON tablelocation;

Parameter Description

**Table 1** Parameters
Parameter	Description
tableIdentifier	Name of the Hudi table
tablelocation	Storage path of the Hudi table

Example

run clean on h1;
run clean on "/tmp/hudi/h1";

Precautions

Only the table owner can perform the clean operation on a table.

To modify the default cleaning parameters, run set commands to configure the parameters such as the number of commits to be retained.

System Response

You can view command execution results in the driver log or on the client.

Parent topic: Hudi DML

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