docstr: Delete database from the catalog
  Arguments:
      database  (DatabaseCatalogEntry): database to delete
  Returns:
      True if successfully removed else false
docstr_tok: ["Delete","database","from","the","catalog","Arguments",":","database","(","DatabaseCatalogEntry",")",":","database","to","delete","Returns",":","True","if","successfully","removed","else","false"]
code: def delete_entry(self, database_entry: DatabaseCatalogEntry):
      """Delete database from the catalog
      Arguments:
          database  (DatabaseCatalogEntry): database to delete
      Returns:
          True if successfully removed else false
      """
      try:
          db_catalog_obj = self.session.execute(
              select(self.model).filter(
                  self.model._row_id == database_entry.row_id
              )
          ).scalar_one_or_none()
          db_catalog_obj.delete(self.session)
          return True
      except Exception as e:
          err_msg = f"Delete database failed for {database_entry} with error {str(e)}."
          logger.exception(err_msg)
          raise CatalogError(err_msg)
  
file_path: evadb/evadb/catalog/services/database_catalog_service.py
imports: from sqlalchemy.orm import Session
  from sqlalchemy.sql.expression import select
  from evadb.catalog.models.database_catalog import DatabaseCatalog
  from evadb.catalog.models.utils import DatabaseCatalogEntry
  from evadb.catalog.services.base_service import BaseService
  from evadb.utils.errors import CatalogError
  from evadb.utils.logging_manager import logger
label_desc: Use image node_id 4 for calling the DatabaseCatalogService obj's underlying member method code with example usage: obj.delete_entry(database_entry) and returns: True