DongLiang-0 commented on code in PR #490:
URL:
https://github.com/apache/doris-flink-connector/pull/490#discussion_r1764630256
##########
flink-doris-connector/src/main/java/org/apache/doris/flink/sink/schema/SchemaChangeHelper.java:
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@@ -44,6 +44,7 @@ public class SchemaChangeHelper {
private static final String CREATE_DATABASE_DDL = "CREATE DATABASE IF NOT
EXISTS %s";
private static final String MODIFY_TYPE_DDL = "ALTER TABLE %s MODIFY
COLUMN %s %s";
private static final String MODIFY_COMMENT_DDL = "ALTER TABLE %s MODIFY
COLUMN %s COMMENT '%s'";
+ private static final String SHOW_FULL_COLUMN_DDL = "SHOW FULL COLUMNS FROM
`%s`.`%s`";
Review Comment:
Is this approach not universal?
This sql seems to be the unique syntax of MySQL. If the upstream is Oracle
or PostgreSQL, it will not be supported.
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