Connect to the sensory database

connect_db(dbdir = app_sys("database", "sensory_db.sqlite"), read_only = TRUE)

Arguments

dbdir

Character. Path to the sensory database.

read_only

Logical. Define a read only connection or not.

Value

The connection to the database.

Examples

con_db <- connect_db()

# List tables in the sensory database
DBI::dbListTables(con_db)
#> [1] "HEDONIC"  "PRODUCTS" "SENSORY"  "SESSIONS"

# Read the sensory data
dplyr::tbl(con_db, dplyr::sql("SELECT * FROM SENSORY LIMIT 10"))
#> # Source:   SQL [10 x 4]
#> # Database: sqlite 3.41.2 [/home/runner/work/_temp/Library/sensoreport/database/sensory_db.sqlite]
#>    PRODUCT SESSION  CONSUMER GROUP   
#>    <chr>   <chr>    <chr>    <chr>   
#>  1 PROD1   SESS2301 1        pear    
#>  2 PROD1   SESS2301 2        citrus  
#>  3 PROD1   SESS2301 3        sugar   
#>  4 PROD1   SESS2301 4        rasperry
#>  5 PROD1   SESS2301 5        flowers 
#>  6 PROD1   SESS2301 6        flowers 
#>  7 PROD1   SESS2301 7        rasperry
#>  8 PROD1   SESS2301 8        vanilla 
#>  9 PROD1   SESS2301 9        sugar   
#> 10 PROD1   SESS2301 10       citrus  

# Read the hedonic data
dplyr::tbl(con_db, dplyr::sql("SELECT * FROM HEDONIC LIMIT 10"))
#> # Source:   SQL [10 x 4]
#> # Database: sqlite 3.41.2 [/home/runner/work/_temp/Library/sensoreport/database/sensory_db.sqlite]
#>    PRODUCT SESSION  CONSUMER SCORE
#>    <chr>   <chr>    <chr>    <int>
#>  1 PROD1   SESS2301 1            1
#>  2 PROD1   SESS2301 2            2
#>  3 PROD1   SESS2301 3            1
#>  4 PROD1   SESS2301 4            1
#>  5 PROD1   SESS2301 5            2
#>  6 PROD1   SESS2301 6            1
#>  7 PROD1   SESS2301 7            1
#>  8 PROD1   SESS2301 8            1
#>  9 PROD1   SESS2301 9            3
#> 10 PROD1   SESS2301 10           3

# Read the sessions data
dplyr::tbl(con_db, dplyr::sql("SELECT * FROM SESSIONS"))
#> # Source:   SQL [6 x 5]
#> # Database: sqlite 3.41.2 [/home/runner/work/_temp/Library/sensoreport/database/sensory_db.sqlite]
#>   SESSION  DATE       DEPARTMENT COUNTRY LEADER    
#>   <chr>    <chr>      <chr>      <chr>   <chr>     
#> 1 SESS2301 2023-01-10 SENSO      France  Diane D   
#> 2 SESS2302 2023-04-15 SENSO      US      Murielle B
#> 3 SESS2303 2023-04-30 SENSO      US      Margot B  
#> 4 SESS2304 2023-05-21 SENSO      France  Swann F   
#> 5 SESS2305 2023-06-01 SENSO      US      Estelle P 
#> 6 SESS2306 2023-06-28 SENSO      France  Florence M

# Read the products data
dplyr::tbl(con_db, dplyr::sql("SELECT * FROM PRODUCTS LIMIT 10"))
#> # Source:   SQL [10 x 3]
#> # Database: sqlite 3.41.2 [/home/runner/work/_temp/Library/sensoreport/database/sensory_db.sqlite]
#>    PRODUCT INFO                       BRAND  
#>    <chr>   <chr>                      <chr>  
#>  1 PROD1   Lorem ipsum dolor sit amet Brand A
#>  2 PROD2   Lorem ipsum dolor sit amet Brand B
#>  3 PROD3   Lorem ipsum dolor sit amet Brand C
#>  4 PROD4   Lorem ipsum dolor sit amet Brand D
#>  5 PROD5   Lorem ipsum dolor sit amet Brand A
#>  6 PROD6   Lorem ipsum dolor sit amet Brand B
#>  7 PROD7   Lorem ipsum dolor sit amet Brand C
#>  8 PROD8   Lorem ipsum dolor sit amet Brand D
#>  9 PROD9   Lorem ipsum dolor sit amet Brand A
#> 10 PROD10  Lorem ipsum dolor sit amet Brand B

# Disconnect
DBI::dbDisconnect(con_db, shutdown = TRUE)