ColumnTypeLength method return the type length for varbit type.

DengChan · web-flow · commit 4b4dac13875f · 2025-12-09T15:06:39.000+08:00
diff --git a/stdlib/sql.go b/stdlib/sql.go
@@ -676,6 +676,8 @@ func (r *Rows) ColumnTypeLength(index int) (int64, bool) {
 		return math.MaxInt64, true
 	case pgtype.VarcharOID, pgtype.BPCharArrayOID:
 		return int64(fd.TypeModifier - varHeaderSize), true
+	case pgtype.VarbitOID:
+		return int64(fd.TypeModifier), true	
 	default:
 		return 0, false
 	}

Original file line number	Diff line number	Diff line change
`@@ -676,6 +676,8 @@ func (r *Rows) ColumnTypeLength(index int) (int64, bool) {`
`676`	`676`	`return math.MaxInt64, true`
`677`	`677`	`case pgtype.VarcharOID, pgtype.BPCharArrayOID:`
`678`	`678`	`return int64(fd.TypeModifier - varHeaderSize), true`
	`679`	`+ case pgtype.VarbitOID:`
	`680`	`+ return int64(fd.TypeModifier), true`
`679`	`681`	`default:`
`680`	`682`	`return 0, false`
`681`	`683`	`}`