From 49ae9493e32041402173b0dc36d6ea9ec954f984 Mon Sep 17 00:00:00 2001
From: siddontang <siddontang@gmail.com>
Date: Mon, 28 Sep 2015 10:49:31 +0800
Subject: [PATCH] stmts: ShowStmt uses SetCondition to binds like or where

---
 stmt/stmts/show.go      | 10 ++++++++++
 stmt/stmts/show_test.go |  1 +
 2 files changed, 11 insertions(+)

diff --git a/stmt/stmts/show.go b/stmt/stmts/show.go
index f0ec8d71a1001..62f9d8eedebb8 100644
--- a/stmt/stmts/show.go
+++ b/stmt/stmts/show.go
@@ -93,3 +93,13 @@ func (s *ShowStmt) getDBName(ctx context.Context) string {
 	// if s.DBName is empty, we should use current db name if possible.
 	return db.GetCurrentSchema(ctx)
 }
+
+// SetCondition binds like or where expression.
+func (s *ShowStmt) SetCondition(expr interface{}) {
+	switch x := expr.(type) {
+	case *expression.PatternLike:
+		s.Pattern = x
+	case expression.Expression:
+		s.Where = x
+	}
+}
diff --git a/stmt/stmts/show_test.go b/stmt/stmts/show_test.go
index 24ca40d37e865..d3feeb85e66d4 100644
--- a/stmt/stmts/show_test.go
+++ b/stmt/stmts/show_test.go
@@ -44,4 +44,5 @@ func (s *testStmtSuite) TestShow(c *C) {
 	c.Assert(stmtList, HasLen, 1)
 	testStmt, ok = stmtList[0].(*stmts.ShowStmt)
 	c.Assert(ok, IsTrue)
+	c.Assert(testStmt.Pattern, NotNil)
 }