Is it Safe to Share java.sql.Connection Instances Across Threads?
Question:
Should you refrain from sharing instances of java.sql.Connection between multiple threads?
Answer:
Technically speaking, if the JDBC driver adheres to specifications, java.sql.Connection objects are thread-safe. However, it is not recommended to share connections between threads due to the following complications:
Best Practice:
To avoid these issues, it is recommended to use a connection pool, such as Apache Commons DBCP. Connection pools manage connections, ensuring that each thread obtains its own dedicated connection. This approach promotes thread safety, eliminates contention, and maintains optimal performance.
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