flink-connector-jdbc/src/main/java/org/apache/flink/connector/jdbc/table/JdbcDynamicTableFactory.java [85:92]:
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        final FactoryUtil.TableFactoryHelper helper =
                FactoryUtil.createTableFactoryHelper(this, context);
        final ReadableConfig config = helper.getOptions();

        helper.validate();
        validateConfigOptions(config, context.getClassLoader());
        validateDataTypeWithJdbcDialect(
                context.getPhysicalRowDataType(), config.get(URL), context.getClassLoader());
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flink-connector-jdbc/src/main/java/org/apache/flink/connector/jdbc/table/JdbcDynamicTableFactory.java [108:115]:
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        final FactoryUtil.TableFactoryHelper helper =
                FactoryUtil.createTableFactoryHelper(this, context);
        final ReadableConfig config = helper.getOptions();

        helper.validate();
        validateConfigOptions(config, context.getClassLoader());
        validateDataTypeWithJdbcDialect(
                context.getPhysicalRowDataType(), config.get(URL), context.getClassLoader());
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