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-rw-r--r--sqlite3.go22
1 files changed, 19 insertions, 3 deletions
diff --git a/sqlite3.go b/sqlite3.go
index d384202..65865f3 100644
--- a/sqlite3.go
+++ b/sqlite3.go
@@ -122,6 +122,7 @@ type SQLiteStmt struct {
c *SQLiteConn
s *C.sqlite3_stmt
nv int
+ nn []string
t string
closed bool
cls bool
@@ -382,7 +383,14 @@ func (c *SQLiteConn) Prepare(query string) (driver.Stmt, error) {
t = strings.TrimSpace(C.GoString(tail))
}
nv := int(C.sqlite3_bind_parameter_count(s))
- ss := &SQLiteStmt{c: c, s: s, nv: nv, t: t}
+ var nn []string
+ for i := 0; i < nv; i++ {
+ pn := C.GoString(C.sqlite3_bind_parameter_name(s, C.int(i+1)))
+ if len(pn) > 1 && pn[0] == '$' && 48 <= pn[1] && pn[1] <= 57 {
+ nn = append(nn, C.GoString(C.sqlite3_bind_parameter_name(s, C.int(i+1))))
+ }
+ }
+ ss := &SQLiteStmt{c: c, s: s, nv: nv, nn: nn, t: t}
runtime.SetFinalizer(ss, (*SQLiteStmt).Close)
return ss, nil
}
@@ -423,8 +431,16 @@ func (s *SQLiteStmt) bind(args []driver.Value) error {
var vargs []bindArg
narg := len(args)
vargs = make([]bindArg, narg)
- for i, v := range args {
- vargs[i] = bindArg{i + 1, v}
+ if len(s.nn) > 0 {
+ for i, v := range s.nn {
+ if pi, err := strconv.Atoi(v[1:]); err == nil {
+ vargs[i] = bindArg{pi, args[i]}
+ }
+ }
+ } else {
+ for i, v := range args {
+ vargs[i] = bindArg{i + 1, v}
+ }
}
for _, varg := range vargs {