paimon-presto-common/src/main/java/org/apache/paimon/presto/PrestoMetadata.java [209:230]:
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    @Override
    public List<SchemaTableName> listTables(ConnectorSession session, Optional<String> schemaName) {
        List<SchemaTableName> tables = new ArrayList<>();
        schemaName
                .map(Collections::singletonList)
                .orElseGet(catalog::listDatabases)
                .forEach(schema -> tables.addAll(listTables(schema)));
        return tables;
    }

    private List<SchemaTableName> listTables(String schema) {
        try {
            return catalog.listTables(schema).stream()
                    .map(table -> new SchemaTableName(schema, table))
                    .collect(toList());
        } catch (Catalog.DatabaseNotExistException e) {
            throw new RuntimeException(e);
        }
    }

    // TODO: Need to insert method,the pr of presto writer will do this
    @Override
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paimon-prestosql-common/src/main/java/org/apache/paimon/prestosql/PrestoSqlMetadataBase.java [159:179]:
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    @Override
    public List<SchemaTableName> listTables(ConnectorSession session, Optional<String> schemaName) {
        List<SchemaTableName> tables = new ArrayList<>();
        schemaName
                .map(Collections::singletonList)
                .orElseGet(catalog::listDatabases)
                .forEach(schema -> tables.addAll(listTables(schema)));
        return tables;
    }

    private List<SchemaTableName> listTables(String schema) {
        try {
            return catalog.listTables(schema).stream()
                    .map(table -> new SchemaTableName(schema, table))
                    .collect(toList());
        } catch (Catalog.DatabaseNotExistException e) {
            throw new RuntimeException(e);
        }
    }

    @Override
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