leonardBang commented on a change in pull request #12090:
URL: https://github.com/apache/flink/pull/12090#discussion_r427076675
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File path:
flink-connectors/flink-connector-jdbc/src/main/java/org/apache/flink/connector/jdbc/catalog/PostgresCatalog.java
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@@ -258,6 +256,8 @@ private DataType fromJDBCType(ResultSetMetaData metadata,
int colIndex) throws S
int precision = metadata.getPrecision(colIndex);
int scale = metadata.getScale(colIndex);
+ // pg types that gets replaced by jdbc driver:
+ // - decimal => numeric
Review comment:
The note looks strange after we removed decimal switch, how about remove
this note or list all alias :
> // Postgres jdbc driver maps several alias to real type, we use real
type rather than alias.
// smallint <=> int2
// integer <=> int4
// int <=> int4
// bigint <=> int8
// float <=> float8
// boolean <=> bool
// decimal <=> numeric
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