An MDB (Modeled DataBase) relying on ClickHouse: chMDB
Rename tables of a chMDB object
Usage
chMDB(
tkcon,
dbTables,
dbInfo,
dataModel,
collectionMembers = NULL,
check = TRUE,
n_max = 10,
verbose = FALSE
)
# S3 method for class 'chMDB'
names(x) <- value
# S3 method for class 'chMDB'
rename(.data, ...)
# S3 method for class 'chMDB'
x[i]
# S3 method for class 'chMDB'
x[[i]]
# S3 method for class 'chMDB'
as.list(x, ...)Arguments
- tkcon
a chTKCat object
- dbTables
a named vector of tables in tkcon$chcon with
all(names(dbTables) %in% names(dataModel))- dbInfo
a list with DB information: "name" (only mandatory field), "title", "description", "url", "version", "maintainer".
- dataModel
a ReDaMoR::RelDataModel object
- collectionMembers
the members of collections as provided to the collection_members<- function (default: NULL ==> no member).
- check
logical: if TRUE (default) the data are confronted to the data model
- n_max
maximum number of records to read for checks purpose (default: 10). If 0, the data are not checked. See also
ReDaMoR::confront_data().- verbose
if TRUE display the data confrontation report
- x
a chMDB object
- value
new table names
- .data
a chMDB object
- ...
additional parameters
- i
the index or the name of the tables to take
Value
A chMDB object
as.list.chMDB() returns a simple list of tibbles with all the
data from the tables in x.
See also
MDB methods: db_info, data_model, data_tables, collection_members, count_records, dims, filter_with_tables, as_fileMDB
Additional general documentation is related to MDB.