org.apache.seata.rm.datasource.sql.struct.cache

Class MysqlTableMetaCache

java.lang.Object

org.apache.seata.rm.datasource.sql.struct.cache.AbstractTableMetaCache

org.apache.seata.rm.datasource.sql.struct.cache.MysqlTableMetaCache

All Implemented Interfaces:

TableMetaCache

Direct Known Subclasses:

MariadbTableMetaCache, PolarDBXTableMetaCache

@LoadLevel(name="mysql")
public class MysqlTableMetaCache
extends AbstractTableMetaCache

The type Table meta cache.

Field Summary

Fields

Modifier and Type	Field and Description
protected org.slf4j.Logger	logger

Constructor Summary

Constructors

Constructor and Description
MysqlTableMetaCache()

Method Summary

Modifier and Type	Method and Description
protected TableMeta	fetchSchema(Connection connection, String tableName) get scheme from datasource and tableName
protected String	getCacheKey(Connection connection, String tableName, String resourceId) generate cache key
protected TableMeta	resultSetMetaToSchema(ResultSetMetaData rsmd, DatabaseMetaData dbmd)

Methods inherited from class org.apache.seata.rm.datasource.sql.struct.cache.AbstractTableMetaCache

getTableMeta, refresh

Methods inherited from class java.lang.Object

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

Field Detail

logger

protected final org.slf4j.Logger logger

Constructor Detail

MysqlTableMetaCache

public MysqlTableMetaCache()

Method Detail

getCacheKey

protected String getCacheKey(Connection connection,
                             String tableName,
                             String resourceId)

Description copied from class: AbstractTableMetaCache

generate cache key

Specified by:

getCacheKey in class AbstractTableMetaCache

Parameters:

connection - the connection

tableName - the table name

resourceId - the resource id

Returns:

cache key

fetchSchema

protected TableMeta fetchSchema(Connection connection,
                                String tableName)
                         throws SQLException

Description copied from class: AbstractTableMetaCache

get scheme from datasource and tableName

Specified by:

fetchSchema in class AbstractTableMetaCache

Parameters:

connection - the connection

tableName - the table name

Returns:

table meta

Throws:

SQLException - the sql exception

resultSetMetaToSchema

protected TableMeta resultSetMetaToSchema(ResultSetMetaData rsmd,
                                          DatabaseMetaData dbmd)
                                   throws SQLException

Throws:

SQLException