接口的使用
org.apache.shardingsphere.infra.database.metadata.DataSourceMetaData

使用DataSourceMetaData的程序包

程序包	说明
org.apache.shardingsphere.infra.database.metadata
org.apache.shardingsphere.infra.database.metadata.dialect
org.apache.shardingsphere.infra.database.type
org.apache.shardingsphere.infra.metadata.database.resource

org.apache.shardingsphere.infra.database.metadata中DataSourceMetaData的使用

参数类型为DataSourceMetaData的org.apache.shardingsphere.infra.database.metadata中的方法

限定符和类型	方法和说明
default boolean	DataSourceMetaData.isInSameDatabaseInstance(DataSourceMetaData dataSourceMetaData) Judge whether two of data sources are in the same database instance.

org.apache.shardingsphere.infra.database.metadata.dialect中DataSourceMetaData的使用

实现DataSourceMetaData的org.apache.shardingsphere.infra.database.metadata.dialect中的类

限定符和类型	类和说明
class	H2DataSourceMetaData Data source meta data for H2.
class	MariaDBDataSourceMetaData Data source meta data for MariaDB.
class	MySQLDataSourceMetaData Data source meta data for MySQL.
class	OpenGaussDataSourceMetaData Data source meta data for openGauss.
class	OracleDataSourceMetaData Data source meta data for Oracle.
class	PostgreSQLDataSourceMetaData Data source meta data for PostgreSQL.
class	SQL92DataSourceMetaData Data source meta data for SQL92.
class	SQLServerDataSourceMetaData Data source meta data for SQLServer.

参数类型为DataSourceMetaData的org.apache.shardingsphere.infra.database.metadata.dialect中的方法

限定符和类型	方法和说明
boolean	H2DataSourceMetaData.isInSameDatabaseInstance(DataSourceMetaData dataSourceMetaData)

org.apache.shardingsphere.infra.database.type中DataSourceMetaData的使用

返回DataSourceMetaData的org.apache.shardingsphere.infra.database.type中的方法

限定符和类型	方法和说明
DataSourceMetaData	DatabaseType.getDataSourceMetaData(String url, String username) Get data source meta data.

org.apache.shardingsphere.infra.metadata.database.resource中DataSourceMetaData的使用

返回DataSourceMetaData的org.apache.shardingsphere.infra.metadata.database.resource中的方法

限定符和类型	方法和说明
DataSourceMetaData	ShardingSphereResource.getDataSourceMetaData(String dataSourceName) Get data source meta data.