org.apache.shardingsphere.mode.metadata.persist.service

类 DatabaseMetaDataPersistService

java.lang.Object

org.apache.shardingsphere.mode.metadata.persist.service.DatabaseMetaDataPersistService

public final class DatabaseMetaDataPersistService
extends Object

Database meta data registry service.

构造器概要

构造器

构造器和说明
DatabaseMetaDataPersistService()

方法概要

限定符和类型	方法和说明
void	compareAndPersistMetaData(String databaseName, String schemaName, org.apache.shardingsphere.infra.metadata.database.schema.decorator.model.ShardingSphereSchema schema) Compare and persist meta data.
void	deleteDatabase(String databaseName) Delete database.
void	deleteSchema(String databaseName, String schemaName) Delete schema.
void	deleteTable(String databaseName, String schemaName, String tableName) Delete table meta data.
Map<String,org.apache.shardingsphere.infra.metadata.database.schema.decorator.model.ShardingSphereSchema>	load(String databaseName) Load schemas.
Optional<org.apache.shardingsphere.infra.metadata.database.schema.decorator.model.ShardingSphereSchema>	load(String databaseName, String schemaName) Load schema.
Collection<String>	loadAllDatabaseNames() Load all database names.
void	persistDatabase(String databaseName) Persist database name.
void	persistMetaData(String databaseName, String schemaName, Map<String,org.apache.shardingsphere.infra.metadata.database.schema.decorator.model.ShardingSphereTable> tables) Persist meta data.
void	persistSchema(String databaseName, String schemaName) Persist schema.
void	persistTable(String databaseName, String schemaName, org.apache.shardingsphere.infra.metadata.database.schema.decorator.model.ShardingSphereTable table) Persist table meta data.

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

构造器详细资料

DatabaseMetaDataPersistService

public DatabaseMetaDataPersistService()

方法详细资料

compareAndPersistMetaData

public void compareAndPersistMetaData(String databaseName,
                                      String schemaName,
                                      org.apache.shardingsphere.infra.metadata.database.schema.decorator.model.ShardingSphereSchema schema)

Compare and persist meta data.

参数:

databaseName - database name to be persisted

schemaName - schema name to be persisted

schema - schema to be persisted

persistMetaData

public void persistMetaData(String databaseName,
                            String schemaName,
                            Map<String,org.apache.shardingsphere.infra.metadata.database.schema.decorator.model.ShardingSphereTable> tables)

Persist meta data.

参数:

databaseName - database name to be persisted

schemaName - schema name to be persisted

tables - tables to be persisted

persistTable

public void persistTable(String databaseName,
                         String schemaName,
                         org.apache.shardingsphere.infra.metadata.database.schema.decorator.model.ShardingSphereTable table)

Persist table meta data.

参数:

databaseName - database name

schemaName - schema name

table - table meta data

persistSchema

public void persistSchema(String databaseName,
                          String schemaName)

Persist schema.

参数:

databaseName - database name

schemaName - schema name

deleteDatabase

public void deleteDatabase(String databaseName)

Delete database.

参数:

databaseName - database name to be deleted

persistDatabase

public void persistDatabase(String databaseName)

Persist database name.

参数:

databaseName - database name

deleteSchema

public void deleteSchema(String databaseName,
                         String schemaName)

Delete schema.

参数:

databaseName - database name

schemaName - schema name

deleteTable

public void deleteTable(String databaseName,
                        String schemaName,
                        String tableName)

Delete table meta data.

参数:

databaseName - database name

schemaName - schema name

tableName - table name

load

public Optional<org.apache.shardingsphere.infra.metadata.database.schema.decorator.model.ShardingSphereSchema> load(String databaseName,
                                                                                                                    String schemaName)

Load schema.

参数:

databaseName - database name to be loaded

schemaName - schema name to be loaded

返回:

Loaded schema

load

public Map<String,org.apache.shardingsphere.infra.metadata.database.schema.decorator.model.ShardingSphereSchema> load(String databaseName)

Load schemas.

参数:

databaseName - database name to be loaded

返回:

Loaded schemas

loadAllDatabaseNames

public Collection<String> loadAllDatabaseNames()

Load all database names.

返回:

all database names