[GitHub] [shardingsphere] strongduanmu commented on a diff in pull request #21980: fix ShardingSphereException:oracle.jdbc.driver.T4CConnection.getSchem…

[GitBox <gi...@apache.org>]

strongduanmu commented on code in PR #21980:
URL: https://github.com/apache/shardingsphere/pull/21980#discussion_r1014844593


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infra/common/src/main/java/org/apache/shardingsphere/infra/metadata/database/schema/loader/dialect/OracleSchemaMetaDataLoader.java:
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@@ -74,7 +75,7 @@ public final class OracleSchemaMetaDataLoader implements DialectSchemaMetaDataLo
     public Collection<SchemaMetaData> load(final DataSource dataSource, final Collection<String> tables, final String defaultSchemaName) throws SQLException {
         Map<String, Collection<ColumnMetaData>> columnMetaDataMap = new HashMap<>(tables.size(), 1);
         Map<String, Collection<IndexMetaData>> indexMetaDataMap = new HashMap<>(tables.size(), 1);
-        try (Connection connection = dataSource.getConnection()) {
+        try (Connection connection = new MetaDataLoaderConnectionAdapter(DatabaseTypeFactory.getInstance("Oracle"), dataSource.getConnection())) {

Review Comment:
   Why add MetaDataLoaderConnectionAdapter?



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