Program: 84117
Project: 84117
Buggy source:
public SqlStatement[] generateStatements(Database database) throws UnsupportedChangeException {
  List<SqlStatement> sql=new ArrayList<SqlStatement>();
  for (  ColumnConfig aColumn : columns) {
    String schemaName=getSchemaName() == null ? database.getDefaultSchemaName() : getSchemaName();
    if (database instanceof SybaseDatabase) {
      sql.add(new RawSqlStatement("String_Node_Str" + database.escapeTableName(schemaName,getTableName()) + "String_Node_Str"+ aColumn.getName()+ "String_Node_Str"+ aColumn.getType()));
    }
 else     if (database instanceof MSSQLDatabase) {
      sql.add(new RawSqlStatement("String_Node_Str" + database.escapeTableName(schemaName,getTableName()) + "String_Node_Str"+ aColumn.getName()+ "String_Node_Str"+ aColumn.getType()));
    }
 else     if (database instanceof MySQLDatabase) {
      sql.add(new RawSqlStatement("String_Node_Str" + database.escapeTableName(schemaName,getTableName()) + "String_Node_Str"+ aColumn.getName()+ "String_Node_Str"+ aColumn.getType()));
    }
 else     if (database instanceof OracleDatabase || database instanceof MaxDBDatabase) {
      sql.add(new RawSqlStatement("String_Node_Str" + database.escapeTableName(schemaName,getTableName()) + "String_Node_Str"+ aColumn.getName()+ "String_Node_Str"+ aColumn.getType()+ "String_Node_Str"));
    }
 else     if (database instanceof DerbyDatabase) {
      sql.add(new RawSqlStatement("String_Node_Str" + database.escapeTableName(schemaName,getTableName()) + "String_Node_Str"+ aColumn.getName()+ "String_Node_Str"+ aColumn.getType()));
    }
 else     if (database instanceof HsqlDatabase) {
      sql.add(new RawSqlStatement("String_Node_Str" + database.escapeTableName(schemaName,getTableName()) + "String_Node_Str"+ aColumn.getName()+ "String_Node_Str"+ aColumn.getType()));
    }
 else     if (database instanceof CacheDatabase) {
      sql.add(new RawSqlStatement("String_Node_Str" + database.escapeTableName(schemaName,getTableName()) + "String_Node_Str"+ aColumn.getName()+ "String_Node_Str"+ aColumn.getType()));
    }
 else     if (database instanceof DB2Database) {
      sql.add(new RawSqlStatement("String_Node_Str" + database.escapeTableName(schemaName,getTableName()) + "String_Node_Str"+ aColumn.getName()+ "String_Node_Str"+ aColumn.getType()));
      sql.add(new ReorganizeTableStatement(schemaName,getTableName()));
    }
 else {
      sql.add(new RawSqlStatement("String_Node_Str" + database.escapeTableName(schemaName,getTableName()) + "String_Node_Str"+ aColumn.getName()+ "String_Node_Str"+ aColumn.getType()));
    }
  }
  return sql.toArray(new SqlStatement[sql.size()]);
}

Fixed version (ground truth):
public SqlStatement[] generateStatements(Database database) throws UnsupportedChangeException {
  List<SqlStatement> sql=new ArrayList<SqlStatement>();
  for (  ColumnConfig aColumn : columns) {
    String schemaName=getSchemaName() == null ? database.getDefaultSchemaName() : getSchemaName();
    if (database instanceof SybaseDatabase) {
      sql.add(new RawSqlStatement("String_Node_Str" + database.escapeTableName(schemaName,getTableName()) + "String_Node_Str"+ aColumn.getName()+ "String_Node_Str"+ database.getColumnType(aColumn.getType(),false)));
    }
 else     if (database instanceof MSSQLDatabase) {
      sql.add(new RawSqlStatement("String_Node_Str" + database.escapeTableName(schemaName,getTableName()) + "String_Node_Str"+ aColumn.getName()+ "String_Node_Str"+ database.getColumnType(aColumn.getType(),false)));
    }
 else     if (database instanceof MySQLDatabase) {
      sql.add(new RawSqlStatement("String_Node_Str" + database.escapeTableName(schemaName,getTableName()) + "String_Node_Str"+ aColumn.getName()+ "String_Node_Str"+ database.getColumnType(aColumn.getType(),false)));
    }
 else     if (database instanceof OracleDatabase || database instanceof MaxDBDatabase) {
      sql.add(new RawSqlStatement("String_Node_Str" + database.escapeTableName(schemaName,getTableName()) + "String_Node_Str"+ aColumn.getName()+ "String_Node_Str"+ database.getColumnType(aColumn.getType(),false)+ "String_Node_Str"));
    }
 else     if (database instanceof DerbyDatabase) {
      sql.add(new RawSqlStatement("String_Node_Str" + database.escapeTableName(schemaName,getTableName()) + "String_Node_Str"+ aColumn.getName()+ "String_Node_Str"+ database.getColumnType(aColumn.getType(),false)));
    }
 else     if (database instanceof HsqlDatabase) {
      sql.add(new RawSqlStatement("String_Node_Str" + database.escapeTableName(schemaName,getTableName()) + "String_Node_Str"+ aColumn.getName()+ "String_Node_Str"+ database.getColumnType(aColumn.getType(),false)));
    }
 else     if (database instanceof CacheDatabase) {
      sql.add(new RawSqlStatement("String_Node_Str" + database.escapeTableName(schemaName,getTableName()) + "String_Node_Str"+ aColumn.getName()+ "String_Node_Str"+ database.getColumnType(aColumn.getType(),false)));
    }
 else     if (database instanceof DB2Database) {
      sql.add(new RawSqlStatement("String_Node_Str" + database.escapeTableName(schemaName,getTableName()) + "String_Node_Str"+ aColumn.getName()+ "String_Node_Str"+ database.getColumnType(aColumn.getType(),false)));
      sql.add(new ReorganizeTableStatement(schemaName,getTableName()));
    }
 else {
      sql.add(new RawSqlStatement("String_Node_Str" + database.escapeTableName(schemaName,getTableName()) + "String_Node_Str"+ aColumn.getName()+ "String_Node_Str"+ database.getColumnType(aColumn.getType(),false)));
    }
  }
  return sql.toArray(new SqlStatement[sql.size()]);
}