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# con must not be NULL
Code
escape("a")
Condition
Error in `escape()`:
! `con` must not be NULL.
---
Code
sql_vector("a")
Condition
Error in `sql_vector()`:
! `con` must not be NULL.
# other objects get informative error
Code
lf %>% filter(x == input)
Condition
Error:
! Cannot translate shiny inputs to SQL.
i Do you want to force evaluation in R with (e.g.) `!!input$x` or `local(input$x)`?
Code
lf %>% filter(x == x())
Condition
Error:
! Cannot translate a shiny reactive to SQL.
i Do you want to force evaluation in R with (e.g.) `!!foo()` or `local(foo())`?
Code
lf %>% filter(x == df)
Condition
Error:
! Cannot translate a data.frame to SQL.
i Do you want to force evaluation in R with (e.g.) `!!df$x` or `local(df$x)`?
Code
lf %>% filter(x == mean)
Condition
Error:
! Cannot translate a function to SQL.
i Do you want to force evaluation in R with (e.g.) `!!x` or `local(x)`?
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