Fix parsing to allow VALUE in insert and replace statements

go/vt/sqlparser/keywords.go

@@ -765,6 +765,7 @@ var keywords = []keyword{
 	{"utc_time", UTC_TIME},
 	{"utc_timestamp", UTC_TIMESTAMP},
 	{"validation", VALIDATION},
+	{"value", VALUE},
 	{"values", VALUES},
 	{"var_pop", VAR_POP},
 	{"var_samp", VAR_SAMP},

go/vt/sqlparser/parse_test.go

@@ -1262,13 +1262,31 @@ var (
 	}, {
 		input: "insert /* multi-value list */ into a values (1, 2), (3, 4)",
 	}, {
-		input: "insert /* no values */ into a values ()",
+		input:  "insert /* simple */ into a value (1)",
+		output: "insert /* simple */ into a values (1)",
+	}, {
+		input:  "insert /* a.b */ into a.b value (1)",
+		output: "insert /* a.b */ into a.b values (1)",
+	}, {
+		input:  "insert /* multi-value */ into a value (1, 2)",
+		output: "insert /* multi-value */ into a values (1, 2)",
+	}, {
+		input:  "insert /* multi-value list */ into a value (1, 2), (3, 4)",
+		output: "insert /* multi-value list */ into a values (1, 2), (3, 4)",
+	}, {
+		input:  "insert /* no values */ into a value ()",
+		output: "insert /* no values */ into a values ()",
 	}, {
 		input:  "insert /* set */ into a set a = 1, b = 2",
 		output: "insert /* set */ into a(a, b) values (1, 2)",
 	}, {
 		input:  "insert /* set default */ into a set a = default, b = 2",
 		output: "insert /* set default */ into a(a, b) values (default, 2)",
+	}, {
+		input: "replace into a values (1, 2), (3, 4)",
+	}, {
+		input:  "replace into a value (1, 2), (3, 4)",
+		output: "replace into a values (1, 2), (3, 4)",
 	}, {
 		input: "insert /* value expression list */ into a values (a + 1, 2 * 3)",
 	}, {
@@ -2144,14 +2162,14 @@ var (
 		input:  "create procedure DeclareAndIfProcedure(in input_value int) begin declare message varchar(50); if input_value > 100 then set message = 'High'; elseif input_value > 50 then set message = 'Medium'; else set message = 'Low'; end if; select message; end;",
 		output: "create procedure DeclareAndIfProcedure (in input_value int) begin declare message varchar(50); if input_value > 100 then set message = 'High'; elseif input_value > 50 then set message = 'Medium'; else set message = 'Low'; end if; select message from dual; end;",
 	}, {
-		input:  "create procedure NestedIfProcedure(in value int) begin if value > 0 then if value > 100 then select 'Very High'; else select 'High'; end if; else select 'Low or Negative'; end if; end;",
-		output: "create procedure NestedIfProcedure (in value int) begin if value > 0 then if value > 100 then select 'Very High' from dual; else select 'High' from dual; end if; else select 'Low or Negative' from dual; end if; end;",
+		input:  "create procedure NestedIfProcedure(in test_value int) begin if test_value > 0 then if test_value > 100 then select 'Very High'; else select 'High'; end if; else select 'Low or Negative'; end if; end;",
+		output: "create procedure NestedIfProcedure (in test_value int) begin if test_value > 0 then if test_value > 100 then select 'Very High' from dual; else select 'High' from dual; end if; else select 'Low or Negative' from dual; end if; end;",
 	}, {
 		input:  "create procedure MultipleDeclareProcedure(in val1 int, in val2 int) begin declare sum_result int; declare diff_result int; set sum_result = val1 + val2; set diff_result = val1 - val2; select sum_result as Sum, diff_result as Difference; end;",
 		output: "create procedure MultipleDeclareProcedure (in val1 int, in val2 int) begin declare sum_result int; declare diff_result int; set sum_result = val1 + val2; set diff_result = val1 - val2; select sum_result as `Sum`, diff_result as Difference from dual; end;",
 	}, {
-		input:  "create procedure ErrorHandlingProcedure(in value int) begin declare exit handler for sqlexception begin select 'An error occurred'; end; if value < 0 then signal sqlstate '45000' set message_text = 'Negative values not allowed'; else select 'Valid value'; end if; end;",
-		output: "create procedure ErrorHandlingProcedure (in value int) begin declare exit handler for sqlexception begin select 'An error occurred' from dual; end; if value < 0 then signal sqlstate '45000' set message_text = 'Negative values not allowed'; else select 'Valid value' from dual; end if; end;",
+		input:  "create procedure ErrorHandlingProcedure(in test_value int) begin declare exit handler for sqlexception begin select 'An error occurred'; end; if test_value < 0 then signal sqlstate '45000' set message_text = 'Negative values not allowed'; else select 'Valid value'; end if; end;",
+		output: "create procedure ErrorHandlingProcedure (in test_value int) begin declare exit handler for sqlexception begin select 'An error occurred' from dual; end; if test_value < 0 then signal sqlstate '45000' set message_text = 'Negative values not allowed'; else select 'Valid value' from dual; end if; end;",
 	}, {
 		input:  "create procedure HandlerWithSQLEXCEPTION() begin declare undo handler for sqlexception begin select 'SQL Exception occurred'; end; insert into non_existing_table values (1); end;",
 		output: "create procedure HandlerWithSQLEXCEPTION () begin declare undo handler for sqlexception begin select 'SQL Exception occurred' from dual; end; insert into non_existing_table values (1); end;",