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来源:ShardingSphere
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2021-11-13 09:18:25
DatabaseProtocolFrontendEngine
| SPI Name | Description |
|---|
| DatabaseProtocolFrontendEngine | Regulate parse and adapter protocol of database access for ShardingSphere-Proxy |
| Implementation Class | Description |
|---|
| MySQLFrontendEngine | Base on MySQL database protocol |
| PostgreSQLFrontendEngine | Base on PostgreSQL database protocol |
| OpenGaussFrontendEngine | Base on openGauss database protocol |
JDBCDriverURLRecognizer
| SPI Name | Description |
|---|
| JDBCDriverURLRecognizer | Use JDBC driver to execute SQL |
| Implementation Class | Description |
|---|
| MySQLRecognizer | Use MySQL JDBC driver to execute SQL |
| PostgreSQLRecognizer | Use PostgreSQL JDBC driver to execute SQL |
| OracleRecognizer | Use Oracle JDBC driver to execute SQL |
| SQLServerRecognizer | Use SQLServer JDBC driver to execute SQL |
| H2Recognizer | Use H2 JDBC driver to execute SQL |
| P6SpyDriverRecognizer | Use P6Spy JDBC driver to execute SQL |
| OpenGaussRecognizer | Use openGauss JDBC driver to execute SQL |
AuthorityProvideAlgorithm
| SPI Name | Description |
|---|
| AuthorityProvideAlgorithm | User authority loading logic |
| Implementation Class | Type | Description |
|---|
| NativeAuthorityProviderAlgorithm | NATIVE | Persist user authority defined in server.yaml into the backend database. An admin user will be created if not existed. |
| AllPrivilegesPermittedAuthorityProviderAlgorithm | ALL_PRIVILEGES_PERMITTED | All privileges granted to user by default (No authentication). Will not interact with the actual database. |
| SchemaPrivilegesPermittedAuthorityProviderAlgorithm | SCHEMA_PRIVILEGES_PERMITTED | Permissions configured through the attribute user-schema-mappings. |
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