public String space(String schemaName){
  assert schemaName != null;
  Schema schema=schemas.get(schemaName);
  if (schema == null) {
    assert schemaName.isEmpty() || schemaName.charAt(0) != ESC_CH;
    schema=schemas.get(escapeName(schemaName,true));
  }
  return schema.spaceName;
}

public String space ( String schemaName ) { assert schemaName != null ; Schema schema = schemas . get ( schemaName ) ; if ( schema == null ) { assert schemaName . isEmpty ( ) || schemaName . charAt ( 0 ) != ESC_CH ; schema = schemas . get ( escapeName ( schemaName , true ) ) ; } return schema . spaceName ; }
gets space name from database schema .
