getTSDBDataStat#

swordfish.function.getTSDBDataStat()#

Get the number of level files and sort key entries of specified chunks on the current node.

参数:

dbName (Constant, optional) -- A string indicating the database name. It can contain wildcards ("*", "%", and "?"). The default value is "*".
tableName (Constant, optional) -- A string indicating the table name. It can contain wildcards ("*", "%", and "?"). The default value is "*".
chunkId (Constant, optional) -- A STRING scalar or vector indicating chunk ID(s). If chunkId is specified, dbName and tableName must be empty or “*”.
0 ("*" matches all; "?" matches a single character; "%" matches)
more (1 or)
characters.

返回:

A table containing the following columns:

levelFileCount: the number of level files of tables for each chunk.
sortKeyEntryCount: the number of sort key entries that has not been deduplicated in all level files for each chunk.

返回类型:

Constant