tcbmgr (1) Linux Manual Page

NAME

tcbmgr – the command line utility of the B+ tree database API

DESCRIPTION

The command `tcbmgr‘ is a utility for test and debugging of the B+ tree database API and its applications. `path‘ specifies the path of a database file. `lmemb‘ specifies the number of members in each leaf page. `nmemb‘ specifies the number of members in each non-leaf page. `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.

tcbmgr create [-cd|-ci|-cj][-tl][-td|-tb|-tt|-tx]path[lmemb[nmemb[bnum[apow[fpow]]]]]

Create a database file.

tcbmgr inform [-nl|-nb]path

Print miscellaneous information to the standard output.

tcbmgr put [-cd|-ci|-cj][-nl|-nb][-sx][-dk|-dc|-dd|-db|-dai|-dad]pathkeyvalue

Store a record.

tcbmgr out [-cd|-ci|-cj][-nl|-nb][-sx]pathkey

Remove a record.

tcbmgr get [-cd|-ci|-cj][-nl|-nb][-sx][-px][-pz]pathkey

Print the value of a record.

tcbmgr list [-cd|-ci|-cj][-nl|-nb][-m num][-bk][-pv][-px][-j str][-rb bkeyekey][-fm str]path

Print keys of all records, separated by line feeds.

tcbmgr optimize [-cd|-ci|-cj][-tl][-td|-tb|-tt|-tx][-tz][-nl|-nb][-df]path[lmemb[nmemb[bnum[apow[fpow]]]]]

Optimize a database file.

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

Store records of TSV in each line of a file.

tcbmgr version

Print the version information of Tokyo Cabinet.

Options feature the following.

-cd : use the comparison function `tccmpdecimal’.
-ci : use the comparison function `tccmpint32′.
-cj : use the comparison function `tccmpint64′.
-tl : enable the option `BDBTLARGE’.
-td : enable the option `BDBTDEFLATE’.
-tb : enable the option `BDBTBZIP’.
-tt : enable the option `BDBTTCBS’.
-tx : enable the option `BDBTEXCODEC’.
-nl : enable the option `BDBNOLCK’.
-nb : enable the option `BDBLCKNB’.
-sx : the input data is evaluated as a hexadecimal data string.
-dk : use the function `tcbdbputkeep’ instead of `tcbdbput’.
-dc : use the function `tcbdbputcat’ instead of `tcbdbput’.
-dd : use the function `tcbdbputdup’ instead of `tcbdbput’.
-db : use the function `tcbdbputdupback’ instead of `tcbdbput’.
-dai : use the function `tcbdbaddint’ instead of `tcbdbput’.
-dad : use the function `tcbdbadddouble’ instead of `tcbdbput’.
-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.
-bk : perform backword scanning.
-pv : print values of records also.
-j str : specify the key where the cursor jump to.
-rb bkey ekey : specify the range of keys.
-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.

SEE ALSO

tcbtest(1), tcbmttest(1), tcbdb(3), tokyocabinet(3)

Index