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Oracle Database 12c(12.1.0.2.0) をアンインストールし、Oracle Database 12c Release 2 ( 12.2.0.1.0)をインストール - ts0818のブログ
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Kafka Connect 6.1.1 version doesn't find io.confluent.connect.jdbc.JdbcSourceConnector even when provided - Confluentinc/Kafka-Connect-Jdbc
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Could not load JDBC driver class [oracle.jdbc.driver.OracleDriver] in Java application - Stack Overflow
When I try to rollback after "oracle.jdbc.OracleDatabaseException" occurs, "java.sql.SQLException" occurs. · Issue #1685 · brettwooldridge/HikariCP · GitHub
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