public static interface ShardingKey.Builder
DataSource
or object, used to create a
ShardingKey
with sub-keys of supported data types. Implementations
must support JDBCType.VARCHAR and may also support additional data types.
The following example illustrates the use of ShardingKey.Builder
to create a
ShardingKey
:
DataSource ds = new MyDataSource();
ShardingKey shardingKey = ds.createShardingKeyBuilder()
.subkey("abc", JDBCType.VARCHAR)
.subkey(94002, JDBCType.INTEGER)
.build();
Modifier and Type | Method | Description |
---|---|---|
ShardingKey |
build() |
Returns an instance of the object defined by this builder.
|
ShardingKey.Builder |
subkey(java.lang.Object subkey,
SqlType subkeyType) |
This method will be called to add a subkey into a Sharding Key object
being built.
|
ShardingKey.Builder subkey(java.lang.Object subkey, SqlType subkeyType)
subkey
- contains the object that needs to be part of shard sub keysubkeyType
- sub-key data type of type java.sql.SQLTypeShardingKey build()
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DRAFT JDBC 4.4 EA