parser: create index support LOCK syntax (#5851) (#5853)

pingcap · Feb 11, 2018 · 3a6cddd · 3a6cddd
1 parent fafc39d
commit 3a6cddd
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Showing 2 changed files with 6 additions and 1 deletion.
diff --git a/parser/parser.y b/parser/parser.y
@@ -937,6 +937,10 @@ AlterTableSpec:
 		}
 	}
 
+LockClauseOpt:
+	{}
+| 	LockClause {}
+
 LockClause:
 	"LOCK" eq "NONE"
 	{
@@ -1448,7 +1452,7 @@ NumLiteral:
 
 
 CreateIndexStmt:
-	"CREATE" CreateIndexStmtUnique "INDEX" Identifier IndexTypeOpt "ON" TableName '(' IndexColNameList ')' IndexOptionList
+	"CREATE" CreateIndexStmtUnique "INDEX" Identifier IndexTypeOpt "ON" TableName '(' IndexColNameList ')' IndexOptionList LockClauseOpt
 	{
 		var indexOption *ast.IndexOption
 		if $11 != nil {

diff --git a/parser/parser_test.go b/parser/parser_test.go
@@ -1474,6 +1474,7 @@ func (s *testParserSuite) TestDDL(c *C) {
 		{"CREATE INDEX idx ON t (a) USING HASH", true},
 		{"CREATE INDEX idx ON t (a) COMMENT 'foo'", true},
 		{"CREATE INDEX idx ON t (a) USING HASH COMMENT 'foo'", true},
+		{"CREATE INDEX idx ON t (a) LOCK=NONE", true},
 		{"CREATE INDEX idx USING BTREE ON t (a) USING HASH COMMENT 'foo'", true},
 		{"CREATE INDEX idx USING BTREE ON t (a)", true},