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HHH-19852 Replace exception-based MAX_STRING_SIZE detection with direct query #11103

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Merged
merged 1 commit into from
Oct 15, 2025
+5 −6
Merged

HHH-19852 Replace exception-based MAX_STRING_SIZE detection with direct query #11103

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11 changes: 5 additions & 6 deletions hibernate-core/src/main/java/org/hibernate/dialect/OracleServerConfiguration.java
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Original file line number Diff line number Diff line change
Expand Up @@ -132,14 +132,13 @@ public static OracleServerConfiguration fromDialectResolutionInfo(DialectResolut
}

private static boolean isExtended(Statement statement) {
try ( final ResultSet resultSet =
statement.executeQuery( "select cast('string' as varchar2(32000)) from dual" ) ) {
resultSet.next();
// succeeded, so MAX_STRING_SIZE == EXTENDED
return true;
try (final ResultSet resultSet =
statement.executeQuery( "select property_value from database_properties "
+ "where property_name = 'MAX_STRING_SIZE'" )) {
return resultSet.next()
&& "EXTENDED".equalsIgnoreCase( resultSet.getString( 1 ) );
}
catch (SQLException ex) {
// failed, so MAX_STRING_SIZE == STANDARD, still need to check autonomous
return false;
}
}
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