From 95e88ca693fc3e9b392e4b7e7517968da3856a6d Mon Sep 17 00:00:00 2001
From: Philip O'Toole <philip.otoole@yahoo.com>
Date: Wed, 17 Feb 2021 21:58:21 -0500
Subject: Export sqlite3_column_table_name (#900)

---
 sqlite3.go | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'sqlite3.go')

diff --git a/sqlite3.go b/sqlite3.go
index 5ac9570..8d48faa 100644
--- a/sqlite3.go
+++ b/sqlite3.go
@@ -19,6 +19,7 @@ package sqlite3
 #cgo CFLAGS: -DSQLITE_OMIT_DEPRECATED
 #cgo CFLAGS: -DSQLITE_DEFAULT_WAL_SYNCHRONOUS=1
 #cgo CFLAGS: -DSQLITE_ENABLE_UPDATE_DELETE_LIMIT
+#cgo CFLAGS: -DSQLITE_ENABLE_COLUMN_METADATA
 #cgo CFLAGS: -Wno-deprecated-declarations
 #cgo linux,!android CFLAGS: -DHAVE_PREAD64=1 -DHAVE_PWRITE64=1
 #ifndef USE_LIBSQLITE3
@@ -2014,6 +2015,14 @@ func (s *SQLiteStmt) Readonly() bool {
 	return C.sqlite3_stmt_readonly(s.s) == 1
 }
 
+// ColumnTableName returns the table that is the origin of a particular result
+// column in a SELECT statement.
+//
+// See https://www.sqlite.org/c3ref/column_database_name.html
+func (s *SQLiteStmt) ColumnTableName(n int) string {
+        return C.GoString(C.sqlite3_column_table_name(s.s, C.int(n)))
+}
+
 // Close the rows.
 func (rc *SQLiteRows) Close() error {
 	rc.s.mu.Lock()
-- 
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