NEWS

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tsdb 1.1-0 (2023-02-20)

• '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.
• minor documentation updates

tsdb 1.0-0 (2021-01-06)

• small documentation updates

tsdb 0.7-4 (2020-08-27)

• CRAN release; no user-visible changes

tsdb 0.7-3

• 'read_ts_tables': fixed -- when 'column.names' did not contain a placeholder such as %file%, it would be ignored or lead to an error

tsdb 0.7-2

• 'read_ts_tables': fixed -- for a single series, weekends were never dropped

tsdb 0.7-1 (2019-08-29)

• CRAN release; no user-visible changes

tsdb 0.7-0 (2019-08-27)

• 'read_ts_tables': fixed -- when 'end' was missing, the function had ignored 'drop.weekends'
• 'read_ts_tables': the default value for 'drop.weekends' has changed from TRUE to FALSE
• 'read_ts_tables' gains an argument 'timestamp': if specified, only data at the times in 'timestamp' are selected
• 'ts_table' now allows construction of an empty ts_table with defined columns: ts_table(columns = c("A", "B"))
• the (very limited and experimental) support for 'MonetDBLite' has been removed (as that package is unfortunately no longer on CRAN)
• 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")

tsdb 0.6-3

• 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 '.')
• CRAN release; no user-visible changes

tsdb 0.6-1

• various documentation updates
• 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

tsdb 0.6-0

• fixed: 'write_ts_table' with option 'add' would not rewrite (i.e. delete) data before 1 Jan 1970
• write_ts_table: new argument 'replace.file'
• write_ts_table: scientific notation is no longer suppressed, i.e. numbers may now be written as e.g. 1e10
• read_ts_tables: new arguments 'read.fn' and 'frequency'
• read_ts_tables: 'return.class' may also be 'ts_table'
• function 'ttime' is now exported
• there are public repositories at https://github.com/enricoschumann/tsdb and https://gitlab.com/enricoschumann/tsdb

tsdb 0.5-0

• fixed: 'write_ts_table' does now also write empty files
• write_ts_table: first argument has been renamed 'ts'
• new function 'file_info'
• read_ts_tables: rename argument 'column.name' to 'column.names' (plural)
• new ts_table method for as.matrix

tsdb 0.4-1

• 'read_ts_tables' has a new argument 'column.name', which specifies the format of column names in results
• there is a public repository at https://gitlab.com/enricoschumann/tsdb

tsdb 0.3-0

• 'write_ts_table' has a new argument 'add': If TRUE, only new data are added to a file, and existing data are kept.

tsdb 0.2-1

• 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"))

tsdb 0.2-0

• 'read_ts_tables' can now read several columns from files.
• New method 'as.zoo.ts_table' added.
• Tutorial added (see file README.org).

tsdb 0.1-0

• Initial version of package.