v1.1-0 (2023-02-20) o 'read_ts_tables': argument "frequency" can now be NA, in which case the function will first gather possible timestamps from the files to be read. Useful for irregular time-series. o minor documentation updates v1.0-0 (2020-12-31) o small documentation updates v0.7-4 (2020-08-26) o CRAN release; no user-visible changes v0.7-3 (2020-08-25) o 'read_ts_tables': fixed -- when 'column.names' did not contain a placeholder such as %file%, it would be ignored or lead to an error v0.7-2 (2019-11-12) o 'read_ts_tables': fixed -- for a single series, weekends were never dropped v0.7-1 (2019-08-28) o CRAN release; no user-visible changes v0.7-0 (2019-08-27) o 'read_ts_tables': fixed -- when 'end' was missing, the function had ignored 'drop.weekends' o 'read_ts_tables': the default value for 'drop.weekends' has changed from TRUE to FALSE o 'read_ts_tables' gains an argument 'timestamp': if specified, only data at the times in 'timestamp' are selected o 'ts_table' now allows construction of an empty ts_table with defined columns: ts_table(columns = c("A", "B")) o the (very limited and experimental) support for 'MonetDBLite' has been removed (as that package is unfortunately no longer on CRAN) o a script with some timing tests is available at https://github.com/enricoschumann/tsdb/blob/master/inst/tests/write_read.R and https://gitlab.com/enricoschumann/tsdb/blob/master/inst/tests/write_read.R If the package is installed, the file may also be found with system.file("tests/write_read.R", package = "tsdb") v0.6-3 (2019-06-14) o read_ts_tables: fixed -- column names are no longer changed when series are read (before, column names were by mistake changed into `syntactically valid names'; e.g., spaces in names were substituted by dots '.') v0.6-3 (2019-03-31) o CRAN release; no user-visible changes v0.6-1 (2019-03-26) o various documentation updates o the "Tutorial" PDF has been removed, but its content may be found at https://gitlab.com/enricoschumann/tsdb/README.org and https://github.com/enricoschumann/tsdb/README.org v0.6-0 (2019-03-21) o fixed: 'write_ts_table' with option 'add' would not rewrite (i.e. delete) data before 1 Jan 1970 o write_ts_table: new argument 'replace.file' o write_ts_table: scientific notation is no longer suppressed, i.e. numbers may now be written as e.g. 1e10 o read_ts_tables: new arguments 'read.fn' and 'frequency' o read_ts_tables: 'return.class' may also be 'ts_table' o function 'ttime' is now exported o there are public repositories at https://github.com/enricoschumann/tsdb and https://gitlab.com/enricoschumann/tsdb v0.5-0 (2017-10-24) o fixed: 'write_ts_table' does now also write empty files o write_ts_table: first argument has been renamed 'ts' o new function 'file_info' o read_ts_tables: rename argument 'column.name' to 'column.names' (plural) o new ts_table method for as.matrix v0.4-1 (2017-02-06) o 'read_ts_tables' has a new argument 'column.name', which specifies the format of column names in results o there is a public repository at https://gitlab.com/enricoschumann/tsdb v0.3-0 (2016-12-10) o 'write_ts_table' has a new argument 'add': If TRUE, only new data are added to a file, and existing data are kept. v0.2-1 (2016-12-09) o A Tutorial is now installed with the package. It can be accessed via browseURL(system.file("Tutorial/README.html", package = "tsdb")) browseURL(system.file("Tutorial/README.pdf", package = "tsdb")) v0.2-0 (2016-12-05) o 'read_ts_tables' can now read several columns from files. o New method 'as.zoo.ts_table' added. o Tutorial added (see file README.org). v0.1-0 (2016-11-24) o Initial version of package.