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Leonard Xu commented on FLINK-23324: ------------------------------------ Thanks [~ana4] for the detail report, it's a bug as we discussed offline. > Postgres of JDBC Connector enable case-sensitive. > ------------------------------------------------- > > Key: FLINK-23324 > URL: https://issues.apache.org/jira/browse/FLINK-23324 > Project: Flink > Issue Type: Bug > Components: Connectors / JDBC > Affects Versions: 1.13.1, 1.12.4 > Reporter: Ada Wong > Priority: Major > > Now the PostgresDialect is case-insensitive. I think this is a bug. > https://stackoverflow.com/questions/20878932/are-postgresql-column-names-case-sensitive > https://www.postgresql.org/docs/current/sql-syntax-lexical.html#SQL-SYNTAX-IDENTIFIERS > Could we delete PostgresDialect#quoteIdentifier, make it using super class. -- This message was sent by Atlassian Jira (v8.3.4#803005)