*: support where in admin show statement (pingcap#568)

lyonzhi · Oct 11, 2019 · aec1f0a · aec1f0a
1 parent 57a53a8
commit aec1f0a
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Showing 3 changed files with 1,133 additions and 1,107 deletions.
diff --git a/ast/misc.go b/ast/misc.go
@@ -1500,6 +1500,7 @@ type AdminStmt struct {
 	HandleRanges []HandleRange
 	ShowSlow     *ShowSlow
 	Plugins      []string
+	Where        ExprNode
 }
 
 // Restore implements Node interface.
@@ -1533,6 +1534,12 @@ func (n *AdminStmt) Restore(ctx *RestoreCtx) error {
 		if n.JobNumber != 0 {
 			ctx.WritePlainf(" %d", n.JobNumber)
 		}
+		if n.Where != nil {
+			ctx.WriteKeyWord(" WHERE ")
+			if err := n.Where.Restore(ctx); err != nil {
+				return errors.Annotate(err, "An error occurred while restore ShowStmt.Where")
+			}
+		}
 	case AdminShowNextRowID:
 		ctx.WriteKeyWord("SHOW ")
 		if err := restoreTables(); err != nil {