odbc_result: unbind when fetching

detule · detule · commit e833f18d1b7b · 2020-12-18T21:53:47.000-05:00
diff --git a/src/odbc_result.cpp b/src/odbc_result.cpp
@@ -31,7 +31,6 @@ odbc_result::odbc_result(
       execute();
     }
   }
-  unbind_if_needed();
 }
 std::shared_ptr<odbc_connection> odbc_result::connection() const {
   return std::shared_ptr<odbc_connection>(c_);
@@ -171,6 +170,7 @@ Rcpp::DataFrame odbc_result::fetch(int n_max) {
   if (num_columns_ == 0) {
     return Rcpp::DataFrame();
   }
+  unbind_if_needed();
   try {
     return result_to_dataframe(*r_, n_max);
   } catch (...) {

Original file line number	Diff line number	Diff line change
`@@ -31,7 +31,6 @@ odbc_result::odbc_result(`
`31`	`31`	`execute();`
`32`	`32`	`}`
`33`	`33`	`}`
`34`		`- unbind_if_needed();`
`35`	`34`	`}`
`36`	`35`	`std::shared_ptr<odbc_connection> odbc_result::connection() const {`
`37`	`36`	`return std::shared_ptr<odbc_connection>(c_);`
`@@ -171,6 +170,7 @@ Rcpp::DataFrame odbc_result::fetch(int n_max) {`
`171`	`170`	`if (num_columns_ == 0) {`
`172`	`171`	`return Rcpp::DataFrame();`
`173`	`172`	`}`
	`173`	`+ unbind_if_needed();`
`174`	`174`	`try {`
`175`	`175`	`return result_to_dataframe(*r_, n_max);`
`176`	`176`	`} catch (...) {`