google-cloud-spanner-hibernate-dialect/src/main/java/com/google/cloud/spanner/hibernate/schema/SpannerSchemaDropper.java [60:67]:
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    DdlTransactionIsolator isolator = tool.getDdlTransactionIsolator(options);
    try {
      Connection connection = isolator.getIsolatedConnection();
      // Initialize exporters with drop table dependencies so tables are dropped in the right order.
      SpannerDatabaseInfo spannerDatabaseInfo =
          new SpannerDatabaseInfo(metadata.getDatabase(), connection.getMetaData());
      tool.getSpannerTableExporter(options).init(metadata, spannerDatabaseInfo, Action.DROP);
      tool.getForeignKeyExporter(options).init(spannerDatabaseInfo);
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google-cloud-spanner-hibernate-dialect/src/main/java/com/google/cloud/spanner/hibernate/schema/SpannerSchemaDropper.java [84:91]:
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    DdlTransactionIsolator isolator = tool.getDdlTransactionIsolator(options);
    try {
      Connection connection = isolator.getIsolatedConnection();
      // Initialize exporters with drop table dependencies so tables are dropped in the right order.
      SpannerDatabaseInfo spannerDatabaseInfo =
          new SpannerDatabaseInfo(metadata.getDatabase(), connection.getMetaData());
      tool.getSpannerTableExporter(options).init(metadata, spannerDatabaseInfo, Action.DROP);
      tool.getForeignKeyExporter(options).init(spannerDatabaseInfo);
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