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https://issues.apache.org/jira/browse/ARROW-3780?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Wes McKinney updated ARROW-3780:
--------------------------------
Fix Version/s: 0.12.0
> [R] Failed to fetch data: invalid data when collecting int16
> ------------------------------------------------------------
>
> Key: ARROW-3780
> URL: https://issues.apache.org/jira/browse/ARROW-3780
> Project: Apache Arrow
> Issue Type: Improvement
> Components: R
> Reporter: Javier Luraschi
> Priority: Major
> Labels: spark
> Fix For: 0.12.0
>
>
> Repro from sparklyr unit test:
> {code:java}
> library(dplyr)
> library(sparklyr)
> library(arrow)
> sc <- spark_connect(master = "local")
> hive_type <- tibble::frame_data(
> ~stype, ~svalue, ~rtype, ~rvalue, ~arrow,
> "smallint", "1", "integer", "1", "integer",
> )
> spark_query <- hive_type %>%
> mutate(
> query = paste0("cast(", svalue, " as ", stype, ") as ", gsub("\\(|\\)", "",
> stype), "_col")
> ) %>%
> pull(query) %>%
> paste(collapse = ", ") %>%
> paste("SELECT", .)
> spark_types <- DBI::dbGetQuery(sc, spark_query) %>%
> lapply(function(e) class(e)[[1]]) %>%
> as.character(){code}
> Actual: error: Failed to fetch data: invalid data
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