Example of automatic insertion of a rename node on a join.
library("rquery") library("wrapr") raw_connection <- DBI::dbConnect(RSQLite::SQLite(), ":memory:") RSQLite::initExtension(raw_connection) db <- rquery_db_info( connection = raw_connection, is_dbi = TRUE, connection_options = rq_connection_tests(raw_connection)) t1l <- data.frame(a = c(1, 2), b = c(3, 4)) t1r <- rq_copy_to(db, "t1r", t1l) t2l <- data.frame(c = c(2, 1), d = c(6, 5)) t2r <- rq_copy_to(db, "t2r", t2l) ops <- natural_join(t1r, t2r, by = c("a" = "c")) cat(format(ops)) # cat(to_sql(ops, db)) execute(db, ops) %.>% knitr::kable(.) DBI::dbDisconnect(raw_connection) library("rqdatatable") natural_join(t1l, t2l, by = c("a" = "c")) ex_data_table(ops, tables = list("t1r" = t1l, "t2r" = t2l)) %.>% knitr::kable(.) list("t1r" = t1l, "t2r" = t2l) %.>% ops %.>% knitr::kable(.)
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