vnhive commented on a change in pull request #2459:
URL: https://github.com/apache/calcite/pull/2459#discussion_r669517049
##########
File path:
core/src/main/java/org/apache/calcite/sql/dialect/RedshiftSqlDialect.java
##########
@@ -45,4 +49,24 @@ public RedshiftSqlDialect(Context context) {
@Nullable SqlNode fetch) {
unparseFetchUsingLimit(writer, offset, fetch);
}
+
+ @Override public SqlNode getCastSpec(RelDataType type) {
+ String castSpec;
+ switch (type.getSqlTypeName()) {
+ case TINYINT:
+ // Postgres has no tinyint (1 byte), so instead cast to smallint (2
bytes)
Review comment:
Done.
##########
File path:
core/src/main/java/org/apache/calcite/sql/dialect/RedshiftSqlDialect.java
##########
@@ -45,4 +49,24 @@ public RedshiftSqlDialect(Context context) {
@Nullable SqlNode fetch) {
unparseFetchUsingLimit(writer, offset, fetch);
}
+
+ @Override public SqlNode getCastSpec(RelDataType type) {
+ String castSpec;
+ switch (type.getSqlTypeName()) {
+ case TINYINT:
+ // Postgres has no tinyint (1 byte), so instead cast to smallint (2
bytes)
+ castSpec = "smallint";
+ break;
+ case DOUBLE:
+ // Postgres has a double type but it is named differently
Review comment:
Done.
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