dbGetPartition: Athena table partitions

dbGetPartitionR Documentation

Athena table partitions

Description

This method returns all partitions from Athena table.

Usage

dbGetPartition(conn, name, ..., .format = FALSE)

## S4 method for signature 'AthenaConnection'
dbGetPartition(conn, name, ..., .format = FALSE)

Arguments

conn

A DBIConnection object, as returned by dbConnect().

name

The table name, passed on to dbQuoteIdentifier(). Options are:

  • a character string with the unquoted DBMS table name, e.g. "table_name",

  • a call to Id() with components to the fully qualified table name, e.g. Id(schema = "my_schema", table = "table_name")

  • a call to SQL() with the quoted and fully qualified table name given verbatim, e.g. SQL('"my_schema"."table_name"')

...

Other parameters passed on to methods.

.format

re-formats AWS Athena partitions format. So that each column represents a partition from the AWS Athena table. Default set to FALSE to prevent breaking previous package behaviour.

Value

data.frame that returns all partitions in table, if no partitions in Athena table then function will return error from Athena.

Examples

## Not run: 
# Note: 
# - Require AWS Account to run below example.
# - Different connection methods can be used please see `noctua::dbConnect` documnentation

library(DBI)

# Demo connection to Athena using profile name 
con <- dbConnect(noctua::athena())
                 
# write iris table to Athena                  
dbWriteTable(con, "iris",
             iris,
             partition = c("timestamp" = format(Sys.Date(), "%Y%m%d")),
             s3.location = "s3://path/to/store/athena/table/")

# return table partitions
noctua::dbGetPartition(con, "iris")

# disconnect from Athena
dbDisconnect(con)

## End(Not run)

noctua documentation built on May 20, 2022, 5:07 p.m.