flink-connector-jdbc-core/src/main/java/org/apache/flink/connector/jdbc/derby/database/dialect/DerbyDialect.java
flink-connector-jdbc-sqlserver/src/main/java/org/apache/flink/connector/jdbc/sqlserver/database/dialect/SqlServerDialect.java

flink-connector-jdbc-core/src/main/java/org/apache/flink/connector/jdbc/derby/database/DerbyFactory.java
flink-connector-jdbc-sqlserver/src/main/java/org/apache/flink/connector/jdbc/sqlserver/database/SqlServerFactory.java

flink-connector-jdbc-core/src/main/java/org/apache/flink/connector/jdbc/core/database/JdbcFactoryLoader.java
flink-connector-jdbc-sqlserver/src/main/java/org/apache/flink/connector/jdbc/sqlserver/database/SqlServerFactory.java