heads.chMDB | R Documentation |
Get the first records of each object data tables
## S3 method for class 'chMDB' heads(x, ..., n = 6L) ## S3 method for class 'fileMDB' heads(x, ..., n = 6L) heads(x, ..., n = 6L) ## S3 method for class 'memoMDB' heads(x, ..., n = 6L) ## S3 method for class 'metaMDB' heads(x, ..., n = 6L)
x |
an object with embedded data tables |
... |
the name of the tables to get (default: all of them) |
n |
maximum number of records to return (default: 6) |
A list of dplyr::tibble and matrix
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