Man page - tchmgr(1)

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TCHMGR

NAME
DESCRIPTION
SEE ALSO

NAME

tchmgr - the command line utility of the hash database API

DESCRIPTION

The command ‘ tchmgr ’ is a utility for test and debugging of the hash database API and its applications. ‘ path ’ specifies the path of a database file. ‘ bnum ’ specifies the number of buckets. ‘ apow ’ specifies the power of the alignment. ‘ fpow ’ specifies the power of the free block pool. ‘ key ’ specifies the key of a record. ‘ value ’ specifies the value of a record. ‘ file ’ specifies the input file.

tchmgr create [ -tl ] [ -td | -tb | -tt | -tx ] path [ bnum [ apow [ fpow ]]]

Create a database file.

tchmgr inform [ -nl | -nb ] path

Print miscellaneous information to the standard output.

tchmgr put [ -nl | -nb ] [ -sx ] [ -dk | -dc | -dai | -dad ] path key value

Store a record.

tchmgr out [ -nl | -nb ] [ -sx ] path key

Remove a record.

tchmgr get [ -nl | -nb ] [ -sx ] [ -px ] [ -pz ] path key

Print the value of a record.

tchmgr list [ -nl | -nb ] [ -m num ] [ -pv ] [ -px ] [ -fm str ] path

Print keys of all records, separated by line feeds.

tchmgr optimize [ -tl ] [ -td | -tb | -tt | -tx ] [ -tz ] [ -nl | -nb ] [ -df ] path [ bnum [ apow [ fpow ]]]

Optimize a database file.

tchmgr importtsv [ -nl | -nb ] [ -sc ] path [ file ]

Store records of TSV in each line of a file.

tchmgr version

Print the version information of Tokyo Cabinet.

Options feature the following.

-tl : enable the option ‘HDBTLARGE’.
-td : enable the option ‘HDBTDEFLATE’.
-tb : enable the option ‘HDBTBZIP’.
-tt : enable the option ‘HDBTTCBS’.
-tx : enable the option ‘HDBTEXCODEC’.
-nl : enable the option ‘HDBNOLCK’.
-nb : enable the option ‘HDBLCKNB’.
-sx : the input data is evaluated as a hexadecimal data string.
-dk : use the function ‘tchdbputkeep’ instead of ‘tchdbput’.
-dc : use the function ‘tchdbputcat’ instead of ‘tchdbput’.
-dai : use the function ‘tchdbaddint’ instead of ‘tchdbput’.
-dad : use the function ‘tchdbadddouble’ instead of ‘tchdbput’.
-px : the output data is converted into a hexadecimal data string.
-pz : do not append line feed at the end of the output.
-m num : specify the maximum number of the output.
-pv : print values of records also.
-fm str : specify the prefix of keys.
-tz : enable the option ‘UINT8_MAX’.
-df : perform defragmentation only.
-sc : normalize keys as lower cases.

This command returns 0 on success, another on failure.