| SPI Name | Description | 
|---|---|
| ScalingEntry | Entry of scaling | 
| Implementation Class | Description | 
|---|---|
| MySQLScalingEntry | MySQL entry of scaling | 
| PostgreSQLScalingEntry | PostgreSQL entry of scaling | 
| OpenGaussScalingEntry | openGauss entry of scaling | 
| SPI Name | Description | 
|---|---|
| JobCompletionDetectAlgorithm | Job completion check algorithm | 
| Implementation Class | Description | 
|---|---|
| IdleRuleAlteredJobCompletionDetectAlgorithm | Incremental task idle time based algorithm | 
| SPI Name | Description | 
|---|---|
| DataConsistencyCheckAlgorithm | Data consistency check algorithm on source and target database cluster | 
| Implementation Class | Description | 
|---|---|
| DataMatchDataConsistencyCheckAlgorithm | Records content match implementation. Type name: DATA_MATCH. | 
| CRC32MatchDataConsistencyCheckAlgorithm | Records CRC32 match implementation. Type name: CRC32_MATCH. | 
| SPI Name | Description | 
|---|---|
| SingleTableDataCalculator | Single table data calculator for data consistency check | 
| Implementation Class | Description | 
|---|---|
| DataMatchSingleTableDataCalculator | Single table data calculator for DATA_MATCH data consistency check | 
| CRC32MatchMySQLSingleTableDataCalculator | Single table data calculator for CRC32_MATCH data consistency check |