Limitations and Constraints

Updated on 2025-01-17 GMT+08:00

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Relational Database Service (RDS)
Object Storage Service (OBS)
NOTE:

OBS supports only bucket lists and does not support parallel file systems.
Data Warehouse Service (DWS)
Document Database Service (DDS)
MapReduce Service (MRS)
Cloud Search Service (CSS)
Data Lake Insight (DLI)
GaussDB
Self-built databases on Elastic Cloud Servers (ECSs). Table 1 lists the supported self-built database versions.
Databases on Bare Metal Servers (BMSs)
Log Tank Service (LTS)

**Table 2** Data sources supported by sensitive data identification
Asset Type	Data Source Type
OBS	OBS bucket
Databases	RDS, DWS, DDS, GaussDB, and self-built databases (MySQL, TDSQL, KingBase, DMDBMS, PostgreSQL, SQLServer, and Oracle)
Big data	Elasticsearch, DLI, Hive, HBase
Logs	LTS

**Table 3** Data sources supported by data masking
Masking Type	Asset Type	Data Source
Data masking	Database	SQLServer, MySQL, TDSQL, PostgreSQL, KingBase, DMDBMS, GaussDB, Oracle, and DWS
Elasticsearch masking	Big data	Elasticsearch
Hive masking		Hive
HBase masking		HBase
DLI masking		DLI
MRS masking	MRS	MRS_HIVE
OBS masking	OBS	OBS bucket file

**Table 4** Data source types supported by data watermarking
Watermarking Target	Watermark Type	Data Source
Databases	Lossy - column watermark	DWS and MRS_HIVE databases
Databases	Lossless - pseudocolumn/pseudorow watermarking	DWS, PostgreSQL, and MySQL databases
Documents	-	OBS buckets and local files
Images	-	OBS buckets and local files

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