Java Persistence: From DB over JDBC to Transactions
airhacks.fm podcast with adam bien
Connection Pooling
Some pools offer you a feature where you can restore a statement and they will use the statement to check the connections. So it's one of the settings of the connection pools. In Oracle, every connection could access the same prepared statement, right? They have this and you can even from different connections,. You can reuse the same execution plan, the habitat, and it's concurrent. And for this, you have to pay attention, even if you add an extra white space character, it will generate a new hash and you cannot reuse the plan. Data access framework, like Hibernate or other data access framework, can give you consistency because it generates the statements for you.
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