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来源:ShardingSphere
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2022-02-26 10:30:46
DatabaseProtocolFrontendEngine
SPI Name | Description |
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DatabaseProtocolFrontendEngine | Regulate parse and adapter protocol of database access for ShardingSphere-Proxy |
Implementation Class | Description |
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MySQLFrontendEngine | Base on MySQL database protocol |
PostgreSQLFrontendEngine | Base on PostgreSQL database protocol |
OpenGaussFrontendEngine | Base on openGauss database protocol |
JDBCDriverURLRecognizer
SPI Name | Description |
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JDBCDriverURLRecognizer | Use JDBC driver to execute SQL |
Implementation Class | Description |
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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 |
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AuthorityProvideAlgorithm | User authority loading logic |
Implementation Class | Type | Description |
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NativeAuthorityProviderAlgorithm (Deprecated) | 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. |