Easily Access and Maintain Time-Based Versioned Data (Slowly-Changing-Dimension)

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Documentation for package ‘SCDB’ version 0.2

• DESCRIPTION file.
• User guides, package vignettes and other documentation.
• Package NEWS.

Help Pages

%notin%	not-in operator
anti_join	SQL Joins
close_connection	Close connection to the DB
create_logs_if_missing	Create a table with the SCDB log structure if it does not exists
create_table	Create a historical table from input data
db_timestamp	Determine the type of timestamps the DB supports
db_timestamp.default	Determine the type of timestamps the DB supports
db_timestamp.NULL	Determine the type of timestamps the DB supports
db_timestamp.SQLiteConnection	Determine the type of timestamps the DB supports
digest_to_checksum	Computes an MD5 checksum from columns
filter_keys	Filters .data according to all records in the filter
full_join	SQL Joins
get_connection	Opens connection to the database
get_schema	Get the current schema of a DB connection
get_table	Gets a named table from a given schema
get_tables	Gets the available tables
id	Convenience function for DBI::Id
inner_join	SQL Joins
interlace_sql	Combine any number of SQL queries, where each has their own time axis of validity (valid_from and valid_until)
is.historical	Checks if table contains historical data
joins	SQL Joins
left_join	SQL Joins
Logger	Logger
nrow	nrow() but also works on remote tables
right_join	SQL Joins
schema_exists	Test if a schema exists in given connection
semi_join	SQL Joins
slice_time	Slices a data object based on time / date
table_exists	Test if a table exists in database
unite.tbl_dbi	tidyr::unite for tbl_dbi
update_snapshot	Update a historical table