From d71b24c71c7fe73a4f837d1b1f409614a82b6a1e Mon Sep 17 00:00:00 2001
From: Null not nil <nullnotnil1@gmail.com>
Date: Wed, 14 Oct 2020 10:51:31 -0600
Subject: [PATCH] ast: add explain format=json

---
 ast/misc.go | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/ast/misc.go b/ast/misc.go
index a13545f10..8e1929824 100644
--- a/ast/misc.go
+++ b/ast/misc.go
@@ -66,6 +66,7 @@ const (
 	// Valid formats for explain statement.
 	ExplainFormatROW     = "row"
 	ExplainFormatDOT     = "dot"
+	ExplainFormatJSON    = "json"
 	ExplainFormatHint    = "hint"
 	ExplainFormatVerbose = "verbose"
 	PumpType             = "PUMP"
@@ -83,6 +84,7 @@ var (
 	ExplainFormats = []string{
 		ExplainFormatROW,
 		ExplainFormatDOT,
+		ExplainFormatJSON,
 		ExplainFormatHint,
 		ExplainFormatVerbose,
 	}