build a schema description

schema-class schema

The schema class (S4) and its methods

show(<schema>)

Print the schema

schema_default

Default template of a schema description

schema_builder()

Interactively build a schema description

setCluster()

Set where the clusters are

setFilter()

Set filters

setFormat()

Set the specific format of a table

setIDVar()

Set an identifying variable

setObsVar()

Set an observed variable

setGroups()

Set Groups

.find()

Determine row or column on the fly

.sum()

Summarise groups of rows or columns

validate and debug the schema description

getClusterVar()

Extract cluster variables

getGroupVar()

Extract cluster group variable

getIDVars()

Extract identifying variables

getObsVars()

Extract observed variables

validateInput()

Pre-process input table

validateSchema()

Check and update schema descriptions

reorganise tables

reorganise()

Reorganise a table

example data

tabs2shift

List of table types