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Add support for NULL values

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This commit is contained in:
Yaacov Akiba Slama
2020-10-12 20:23:17 +03:00
parent 736c530ac7
commit b69b933c94
3 changed files with 40 additions and 0 deletions
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13
sqlite.go
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@@ -916,6 +916,10 @@ func (c *conn) bind(pstmt uintptr, n int, args []driver.NamedValue) (allocs []ui
if p, err = c.bindText(pstmt, i, x.String()); err != nil {
return allocs, err
}
case nil:
if p, err = c.bindNull(pstmt, i); err != nil {
return allocs, err
}
default:
return allocs, fmt.Errorf("sqlite: invalid driver.Value type %T", x)
}
@@ -926,6 +930,15 @@ func (c *conn) bind(pstmt uintptr, n int, args []driver.NamedValue) (allocs []ui
return allocs, nil
}
// int sqlite3_bind_null(sqlite3_stmt*, int);
func (c *conn) bindNull(pstmt uintptr, idx1 int) (uintptr, error) {
if rc := sqlite3.Xsqlite3_bind_null(c.tls, pstmt, int32(idx1)); rc != sqlite3.SQLITE_OK {
return 0, c.errstr(rc)
}
return 0, nil
}
// int sqlite3_bind_text(sqlite3_stmt*,int,const char*,int,void(*)(void*));
func (c *conn) bindText(pstmt uintptr, idx1 int, value string) (uintptr, error) {
p, err := libc.CString(value)