15.30. taler-exchange-dbinit(1)

15.30.1. Name

taler-exchange-dbinit - initialize Taler exchange database

15.30.2. Synopsis

taler-exchange-dbinit [-a | –inject-auditor] [-c FILENAME | –config=FILENAME] [-g | –gc] [-h | –help] [-L LOGLEVEL | –loglevel=LOGLEVEL] [-l FILENAME | –logfile=FILENAME] [-r | –reset] [-s | –shardunlock] [-v | –version]

15.30.3. Description

taler-exchange-dbinit is a command-line tool to initialize the Taler exchange database. It creates the necessary tables and indices for the Taler exchange to operate.

Its options are as follows:

-a | –inject-auditor

Installs triggers to notify real-time auditors of relevant changes to the database state.


Use the configuration and other resources for the exchange to operate from FILENAME.

-g | –gc

Garbage collect database. Deletes all unnecessary data in the database.

-h | –help

Print short help on options.


Specifies the log level to use. Accepted values are: DEBUG, INFO, WARNING, ERROR.


Send logging output to FILENAME.

-r | –reset

Drop tables. Dangerous, will delete all existing data in the database before creating the tables.

-s | –shardunlock

Clears the (revolving) shards table. Needed to clear locks that may be held after a crash (of taler-exchange-aggregator or the operating system, say due to power outage) or if the AGGREGATOR_SHARD_SIZE option is changed in the configuration file.

-v | –version

Print version information.

15.30.4. See Also

taler-exchange-httpd(1), taler-exchange-offline(1), taler-exchange-reservemod(1), taler.conf(5).

15.30.5. Bugs

Report bugs by using https://bugs.taler.net or by sending electronic mail to <taler@gnu.org>.