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`glue_sql()` now collapses zero-length vector into `DBI::SQL("NULL")` #134

merged 1 commit into from Apr 15, 2019


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commented Apr 13, 2019

Closes #133

Example Code

con <- DBI::dbConnect(RSQLite::SQLite(), ":memory:")
sql <- 'select * from tbl where values in ({v*})'
v <- character()
glue_sql(sql, .con = con)
  • Before it returns an empty SQL: <SQL>
  • Now it returns a valid SQL: <SQL> select * from tbl where values in (NULL)

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commented Apr 15, 2019

Ok I think that makes sense, thanks!

@jimhester jimhester merged commit b35f0fe into tidyverse:master Apr 15, 2019

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codecov/patch 100% of diff hit (target 99.71%)
codecov/project 99.71% (+<.01%) compared to f356a12
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@shrektan shrektan deleted the shrektan:fix133 branch Apr 25, 2019

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