flink-connector-jdbc-mysql/src/main/java/org/apache/flink/connector/jdbc/mysql/database/dialect/MySqlDialect.java
flink-connector-jdbc-postgres/src/main/java/org/apache/flink/connector/jdbc/postgres/database/dialect/PostgresDialect.java

flink-connector-jdbc-mysql/src/main/java/org/apache/flink/connector/jdbc/mysql/database/catalog/MySqlCatalog.java
flink-connector-jdbc-postgres/src/main/java/org/apache/flink/connector/jdbc/postgres/database/catalog/PostgresCatalog.java

flink-connector-jdbc-mysql/src/main/java/org/apache/flink/connector/jdbc/mysql/database/MySqlFactory.java
flink-connector-jdbc-postgres/src/main/java/org/apache/flink/connector/jdbc/postgres/database/PostgresFactory.java