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Caching and resource pooling requirement raised in the database access services since the connection to database takes some time. For example, a resource dispenser can cache ODBC connections to database and recycles them.
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Transaction Attributes:
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Requires : either uses a new transaction or client's transaction.
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Requires new : a new transaction is created for the object.
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Supports : it can run with/without a transaction context.
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Not support: it should be run without a transaction context.
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MTS Explorer is used to set the transaction attribute.
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