Xapian: API Documentation: Xapian::Chert Namespace Reference

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Xapian::Chert Namespace Reference

Database factory functions for the chert backend. More...

## Functions
Database | open (const std::string &dir)
| Construct a Database object for read-only access to a Chert database. More...
WritableDatabase | open (const std::string &dir, int action, int block_size=8192)
| Construct a Database object for update access to a Chert database. More...

## Detailed Description

Database factory functions for the chert backend.

## Function Documentation

Database Xapian::Chert::open | ( | const std::string & | dir | ) |

Construct a Database object for read-only access to a Chert database.

Parameters

  dir | pathname of the directory containing the database.

WritableDatabase Xapian::Chert::open | ( | const std::string & | dir,
|  | int | action,
|  | int | block_size = `8192`
| ) |  |

Construct a Database object for update access to a Chert database.

Parameters

  dir | pathname of the directory containing the database.
  action | determines handling of existing/non-existing database: Xapian::DB_CREATE fail if database already exist, otherwise create new database. Xapian::DB_CREATE_OR_OPEN open existing database, or create new database if none exists. Xapian::DB_CREATE_OR_OVERWRITE overwrite existing database, or create new database if none exists. Xapian::DB_OPEN open existing database, failing if none exists.
  block_size | the Btree blocksize to use (in bytes), which must be a power of two between 2048 and 65536 (inclusive). The default (also used if an invalid value if passed) is 8192 bytes. This parameter is ignored when opening an existing database.