Lists the data sources and compute engines that support data profiling, along with the available sampling methods for each data source.
Data sources supported by data profiling
Profiling a large amount of data can degrade database performance. Extract a reasonable amount of data for profiling. For more information, see Profiling range.
|
Data source type |
Detection partition |
First N records |
Random sampling of N records |
Percentage sampling of N records |
|
MySQL |
Not supported |
Supported |
Supported (poor performance) |
Supported |
|
Oracle |
Not supported |
Supported |
Supported (poor performance) |
Supported (poor performance at high percentages) |
|
PostgreSQL |
Not supported |
Supported |
Supported (poor performance) |
Supported |
|
Microsoft SQL Server |
Not supported |
Supported |
Supported (poor performance) |
Supported |
Compute engines supported by data profiling
|
Compute engine |
Data profiling |
|
MaxCompute |
Supported |
|
E-MapReduce 3.X |
Supported |
|
E-MapReduce 5.x |
Supported |
|
CDH 5.X |
Supported |
|
CDH 6.X |
Supported |
|
AsiaInfo DP 5.3 |
Supported |
|
Cloudera Data Platform 7.x |
Supported |
|
Amazon EMR |
Supported |
|
Transwarp Data Hub (TDH) |
Supported |
|
FusionInsight 8.X |
Supported |
|
Lindorm (compute engine) |
Supported |