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提交 d61e49ce 编写于 作者: martianzhang's avatar martianzhang
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add new heuristic rule KWR.005 

  WHEN InvisibleUnicode IN SQL give suggestion
  update test cases golden file
上级 342ec908
隐藏空白更改
内联 并排
Showing with 595 addition and 475 deletion
advisor/heuristic.go
浏览文件 @ d61e49ce
...@@ -1545,6 +1545,30 @@ func (q *Query4Audit) RuleMultiBytesWord() Rule { ...@@ -1545,6 +1545,30 @@ func (q *Query4Audit) RuleMultiBytesWord() Rule {
return rule return rule
} }
// RuleInvisibleUnicode KWR.005
func (q *Query4Audit) RuleInvisibleUnicode() Rule {
var rule = q.RuleOK()
for _, tk := range ast.Tokenizer(q.Query) {
fmt.Println(tk.Val, []byte(tk.Val))
// 多字节的肉眼不可见字符经过 Tokenizer 后被切成了单字节字符。
// strings.Contains 中的内容也肉眼不可见，需要使用 cat -A 查看代码
switch tk.Val {
case string([]byte{194}), string([]byte{160}): // non-broken-space C2 A0
if strings.Contains(q.Query, ` `) {
rule = HeuristicRules["KWR.005"]
return rule
}
case string([]byte{226}), string([]byte{128}), string([]byte{139}): // zero-width space E2 80 8B
if strings.Contains(q.Query, `​`) {
rule = HeuristicRules["KWR.005"]
return rule
}
default:
}
}
return rule
}
// RuleInsertSelect LCK.001 // RuleInsertSelect LCK.001
func (q *Query4Audit) RuleInsertSelect() Rule { func (q *Query4Audit) RuleInsertSelect() Rule {
var rule = q.RuleOK() var rule = q.RuleOK()
......
advisor/heuristic_test.go
浏览文件 @ d61e49ce
...@@ -1284,6 +1284,43 @@ func TestRuleMultiBytesWord(t *testing.T) { ...@@ -1284,6 +1284,43 @@ func TestRuleMultiBytesWord(t *testing.T) {
common.Log.Debug("Exiting function: %s", common.GetFunctionName()) common.Log.Debug("Exiting function: %s", common.GetFunctionName())
} }
// KWR.005
func TestRuleInvisibleUnicode(t *testing.T) {
common.Log.Debug("Entering function: %s", common.GetFunctionName())
// 不可见的 unicode 可以通过 https://unicode-table.com 复制得到
sqls := [][]string{
{
`select 1`, // SQL 中包含 non-broken-space
`select​ 1;`, // SQL 中包含 zero-width space
},
{
"select 1", // 正常 SQL
`select "1 "`, // 值中包含 non-broken-space
`select "1​"`, // 值中包含 zero-width space
},
}
for _, sql := range sqls[0] {
q, _ := NewQuery4Audit(sql)
// 含有特殊 unicode 字符的 SQL 语法肯定是不通过的
rule := q.RuleInvisibleUnicode()
if rule.Item != "KWR.005" {
t.Error("Rule not match:", rule.Item, "Expect : KWR.005")
}
}
for _, sql := range sqls[1] {
q, err := NewQuery4Audit(sql)
if err == nil {
rule := q.RuleInvisibleUnicode()
if rule.Item != "OK" {
t.Error("Rule not match:", rule.Item, "Expect : OK")
}
} else {
t.Error("sqlparser.Parse Error:", err)
}
}
common.Log.Debug("Exiting function: %s", common.GetFunctionName())
}
// LCK.001 // LCK.001
func TestRuleInsertSelect(t *testing.T) { func TestRuleInsertSelect(t *testing.T) {
common.Log.Debug("Entering function: %s", common.GetFunctionName()) common.Log.Debug("Entering function: %s", common.GetFunctionName())
......
advisor/rules.go
浏览文件 @ d61e49ce
...@@ -869,6 +869,14 @@ func init() { ...@@ -869,6 +869,14 @@ func init() {
Case: "select col as 列 from tb", Case: "select col as 列 from tb",
Func: (*Query4Audit).RuleMultiBytesWord, Func: (*Query4Audit).RuleMultiBytesWord,
}, },
"KWR.005": {
Item: "KWR.005",
Severity: "L1",
Summary: "SQL 中包含 unicode 特殊字符",
Content: "部分 IDE 会自动在 SQL 插入肉眼不可见的 unicode 字符。如：non-break space, zero-width space 等。Linux 下可使用 `cat -A file.sql` 命令查看不可见字符。",
Case: "update tb set status = 1 where id = 1;",
Func: (*Query4Audit).RuleInvisibleUnicode,
},
"LCK.001": { "LCK.001": {
Item: "LCK.001", Item: "LCK.001",
Severity: "L3", Severity: "L3",
......
advisor/testdata/TestListHeuristicRules.golden
浏览文件 @ d61e49ce
...@@ -902,6 +902,16 @@ CREATE TABLE tbl ( `books` int ) ...@@ -902,6 +902,16 @@ CREATE TABLE tbl ( `books` int )
```sql ```sql
select col as 列 from tb select col as 列 from tb
``` ```
## SQL 中包含 unicode 特殊字符
* **Item**:KWR.005
* **Severity**:L1
* **Content**:部分 IDE 会自动在 SQL 插入肉眼不可见的 unicode 字符。如：non-break space, zero-width space 等。Linux 下可使用 \`cat -A file.sql\` 命令查看不可见字符。
* **Case**:
```sql
update tb set status = 1 where id = 1;
```
## INSERT INTO xx SELECT 加锁粒度较大请谨慎 ## INSERT INTO xx SELECT 加锁粒度较大请谨慎
* **Item**:LCK.001 * **Item**:LCK.001
......
advisor/testdata/TestMergeConflictHeuristicRules.golden
浏览文件 @ d61e49ce
...@@ -84,6 +84,7 @@ advisor.Rule{Item:"KWR.001", Severity:"L2", Summary:"SQL_CALC_FOUND_ROWS 效率 ...@@ -84,6 +84,7 @@ advisor.Rule{Item:"KWR.001", Severity:"L2", Summary:"SQL_CALC_FOUND_ROWS 效率
advisor.Rule{Item:"KWR.002", Severity:"L2", Summary:"不建议使用 MySQL 关键字做列名或表名", Content:"当使用关键字做为列名或表名时程序需要对列名和表名进行转义，如果疏忽被将导致请求无法执行。", Case:"CREATE TABLE tbl ( `select` int )", Position:0, Func:func(*advisor.Query4Audit) advisor.Rule {...}} advisor.Rule{Item:"KWR.002", Severity:"L2", Summary:"不建议使用 MySQL 关键字做列名或表名", Content:"当使用关键字做为列名或表名时程序需要对列名和表名进行转义，如果疏忽被将导致请求无法执行。", Case:"CREATE TABLE tbl ( `select` int )", Position:0, Func:func(*advisor.Query4Audit) advisor.Rule {...}}
advisor.Rule{Item:"KWR.003", Severity:"L1", Summary:"不建议使用复数做列名或表名", Content:"表名应该仅仅表示表里面的实体内容，不应该表示实体数量，对应于 DO 类名也是单数形式，符合表达习惯。", Case:"CREATE TABLE tbl ( `books` int )", Position:0, Func:func(*advisor.Query4Audit) advisor.Rule {...}} advisor.Rule{Item:"KWR.003", Severity:"L1", Summary:"不建议使用复数做列名或表名", Content:"表名应该仅仅表示表里面的实体内容，不应该表示实体数量，对应于 DO 类名也是单数形式，符合表达习惯。", Case:"CREATE TABLE tbl ( `books` int )", Position:0, Func:func(*advisor.Query4Audit) advisor.Rule {...}}
advisor.Rule{Item:"KWR.004", Severity:"L1", Summary:"不建议使用使用多字节编码字符(中文)命名", Content:"为库、表、列、别名命名时建议使用英文，数字，下划线等字符，不建议使用中文或其他多字节编码字符。", Case:"select col as 列 from tb", Position:0, Func:func(*advisor.Query4Audit) advisor.Rule {...}} advisor.Rule{Item:"KWR.004", Severity:"L1", Summary:"不建议使用使用多字节编码字符(中文)命名", Content:"为库、表、列、别名命名时建议使用英文，数字，下划线等字符，不建议使用中文或其他多字节编码字符。", Case:"select col as 列 from tb", Position:0, Func:func(*advisor.Query4Audit) advisor.Rule {...}}
advisor.Rule{Item:"KWR.005", Severity:"L1", Summary:"SQL 中包含 unicode 特殊字符", Content:"部分 IDE 会自动在 SQL 插入肉眼不可见的 unicode 字符。如：non-break space, zero-width space 等。Linux 下可使用 `cat -A file.sql` 命令查看不可见字符。", Case:"update\u00a0tb set\u00a0status\u00a0=\u00a01 where\u00a0id\u00a0=\u00a01;", Position:0, Func:func(*advisor.Query4Audit) advisor.Rule {...}}
advisor.Rule{Item:"LCK.001", Severity:"L3", Summary:"INSERT INTO xx SELECT 加锁粒度较大请谨慎", Content:"INSERT INTO xx SELECT 加锁粒度较大请谨慎", Case:"INSERT INTO tbl SELECT * FROM tbl2;", Position:0, Func:func(*advisor.Query4Audit) advisor.Rule {...}} advisor.Rule{Item:"LCK.001", Severity:"L3", Summary:"INSERT INTO xx SELECT 加锁粒度较大请谨慎", Content:"INSERT INTO xx SELECT 加锁粒度较大请谨慎", Case:"INSERT INTO tbl SELECT * FROM tbl2;", Position:0, Func:func(*advisor.Query4Audit) advisor.Rule {...}}
advisor.Rule{Item:"LCK.002", Severity:"L3", Summary:"请慎用 INSERT ON DUPLICATE KEY UPDATE", Content:"当主键为自增键时使用 INSERT ON DUPLICATE KEY UPDATE 可能会导致主键出现大量不连续快速增长，导致主键快速溢出无法继续写入。极端情况下还有可能导致主从数据不一致。", Case:"INSERT INTO t1(a,b,c) VALUES (1,2,3) ON DUPLICATE KEY UPDATE c=c+1;", Position:0, Func:func(*advisor.Query4Audit) advisor.Rule {...}} advisor.Rule{Item:"LCK.002", Severity:"L3", Summary:"请慎用 INSERT ON DUPLICATE KEY UPDATE", Content:"当主键为自增键时使用 INSERT ON DUPLICATE KEY UPDATE 可能会导致主键出现大量不连续快速增长，导致主键快速溢出无法继续写入。极端情况下还有可能导致主从数据不一致。", Case:"INSERT INTO t1(a,b,c) VALUES (1,2,3) ON DUPLICATE KEY UPDATE c=c+1;", Position:0, Func:func(*advisor.Query4Audit) advisor.Rule {...}}
advisor.Rule{Item:"LIT.001", Severity:"L2", Summary:"用字符类型存储IP地址", Content:"字符串字面上看起来像IP地址，但不是 INET_ATON() 的参数，表示数据被存储为字符而不是整数。将IP地址存储为整数更为有效。", Case:"insert into tbl (IP,name) values('10.20.306.122','test')", Position:0, Func:func(*advisor.Query4Audit) advisor.Rule {...}} advisor.Rule{Item:"LIT.001", Severity:"L2", Summary:"用字符类型存储IP地址", Content:"字符串字面上看起来像IP地址，但不是 INET_ATON() 的参数，表示数据被存储为字符而不是整数。将IP地址存储为整数更为有效。", Case:"insert into tbl (IP,name) values('10.20.306.122','test')", Position:0, Func:func(*advisor.Query4Audit) advisor.Rule {...}}
......
ast/testdata/TestPrintPrettyStmtNode.golden
浏览文件 @ d61e49ce
...@@ -43,7 +43,7 @@ ...@@ -43,7 +43,7 @@
}, },
Datum: types.Datum{ Datum: types.Datum{
k: 0x1, k: 0x1,
collation: 0x0, collation: "",
decimal: 0x0, decimal: 0x0,
length: 0x0, length: 0x0,
i: 1, i: 1,
...@@ -67,5 +67,6 @@ ...@@ -67,5 +67,6 @@
IsAfterUnionDistinct: false, IsAfterUnionDistinct: false,
IsInBraces: false, IsInBraces: false,
QueryBlockOffset: 0, QueryBlockOffset: 0,
SelectIntoOpt: (*ast.SelectIntoOption)(nil),
}, },
} }
ast/testdata/TestSchemaMetaInfo.golden
浏览文件 @ d61e49ce
...@@ -9,7 +9,7 @@ select * from ta join tb using (id) ...@@ -9,7 +9,7 @@ select * from ta join tb using (id)
select * from ta, tb limit 1 select * from ta, tb limit 1
[`sakila`.`ta` `sakila`.`tb`] [`sakila`.`ta` `sakila`.`tb`]
drop table tb drop table tb
[`sakila`.tb`] [`sakila`.`tb`]
drop table db.tb drop table db.tb
[`db`.`tb`] [`db`.`tb`]
drop database db drop database db
...@@ -17,9 +17,9 @@ drop database db ...@@ -17,9 +17,9 @@ drop database db
create database db create database db
[`db`.`dual`] [`db`.`dual`]
create index idx_col on tbl (col) create index idx_col on tbl (col)
[`sakila`.tbl`] [`sakila`.`tbl`]
DROP INDEX idx_col on tbl DROP INDEX idx_col on tbl
[`sakila`.tbl`] [`sakila`.`tbl`]
SELECT * FROM film WHERE length = 86; SELECT * FROM film WHERE length = 86;
[`sakila`.`film`] [`sakila`.`film`]
SELECT * FROM film WHERE length IS NULL; SELECT * FROM film WHERE length IS NULL;
...@@ -177,11 +177,11 @@ SELECT last_update FROM film order by date(last_update); ...@@ -177,11 +177,11 @@ SELECT last_update FROM film order by date(last_update);
SELECT description FROM film WHERE description IN('NEWS','asd') GROUP BY description; SELECT description FROM film WHERE description IN('NEWS','asd') GROUP BY description;
[`sakila`.`film`] [`sakila`.`film`]
alter table address add index idx_city_id(city_id); alter table address add index idx_city_id(city_id);
[`sakila`.address`] [`sakila`.`address`]
alter table inventory add index `idx_store_film` (`store_id`,`film_id`); alter table inventory add index `idx_store_film` (`store_id`,`film_id`);
[`sakila`.inventory`] [`sakila`.`inventory`]
alter table inventory add index `idx_store_film` (`store_id`,`film_id`),add index `idx_store_film` (`store_id`,`film_id`),add index `idx_store_film` (`store_id`,`film_id`); alter table inventory add index `idx_store_film` (`store_id`,`film_id`),add index `idx_store_film` (`store_id`,`film_id`),add index `idx_store_film` (`store_id`,`film_id`);
[`sakila`.inventory`] [`sakila`.`inventory`]
SELECT DATE_FORMAT(t.last_update, '%Y-%m-%d'), COUNT(DISTINCT (t.city)) FROM city t WHERE t.last_update > '2018-10-22 00:00:00' AND t.city LIKE '%Chrome%' AND t.city = 'eip' GROUP BY DATE_FORMAT(t.last_update, '%Y-%m-%d') ORDER BY DATE_FORMAT(t.last_update, '%Y-%m-%d'); SELECT DATE_FORMAT(t.last_update, '%Y-%m-%d'), COUNT(DISTINCT (t.city)) FROM city t WHERE t.last_update > '2018-10-22 00:00:00' AND t.city LIKE '%Chrome%' AND t.city = 'eip' GROUP BY DATE_FORMAT(t.last_update, '%Y-%m-%d') ORDER BY DATE_FORMAT(t.last_update, '%Y-%m-%d');
[`sakila`.`city`] [`sakila`.`city`]
create table hello.t (id int unsigned); create table hello.t (id int unsigned);
...@@ -189,7 +189,7 @@ create table hello.t (id int unsigned); ...@@ -189,7 +189,7 @@ create table hello.t (id int unsigned);
select * from tb where data >= ''; select * from tb where data >= '';
[`sakila`.`tb`] [`sakila`.`tb`]
alter table tb alter column id drop default; alter table tb alter column id drop default;
[`sakila`.tb`] [`sakila`.`tb`]
select maxId, minId from (select max(film_id) maxId, min(film_id) minId from film where last_update > '2016-03-27 02:01:01') as d; select maxId, minId from (select max(film_id) maxId, min(film_id) minId from film where last_update > '2016-03-27 02:01:01') as d;
[`sakila`.`film`] [`sakila`.`film`]
select maxId, minId from (select max(film_id) maxId, min(film_id) minId from film) as d; select maxId, minId from (select max(film_id) maxId, min(film_id) minId from film) as d;
......
ast/testdata/TestStmtNode2JSON.golden
浏览文件 @ d61e49ce
...@@ -32,7 +32,7 @@ ...@@ -32,7 +32,7 @@
}, },
"flag": 0, "flag": 0,
"k": 1, "k": 1,
"collation": 0, "collation": "",
"decimal": 0, "decimal": 0,
"length": 0, "length": 0,
"i": 1, "i": 1,
...@@ -57,7 +57,8 @@ ...@@ -57,7 +57,8 @@
"TableHints": null, "TableHints": null,
"IsAfterUnionDistinct": false, "IsAfterUnionDistinct": false,
"IsInBraces": false, "IsInBraces": false,
"QueryBlockOffset": 0 "QueryBlockOffset": 0,
"SelectIntoOpt": null
} }
] ]
ast/testdata/TestTokenizer.golden
浏览文件 @ d61e49ce
[]ast.Token{ []ast.Token{
{Type:57348, Val:"select", i:0}, {Type:57348, Val:"select", i:0},
{Type:57396, Val:"c1", i:0}, {Type:57397, Val:"c1", i:0},
{Type:44, Val:",", i:0}, {Type:44, Val:",", i:0},
{Type:57396, Val:"c2", i:0}, {Type:57397, Val:"c2", i:0},
{Type:44, Val:",", i:0}, {Type:44, Val:",", i:0},
{Type:57396, Val:"c3", i:0}, {Type:57397, Val:"c3", i:0},
{Type:57353, Val:"from", i:0}, {Type:57353, Val:"from", i:0},
{Type:57396, Val:"t1", i:0}, {Type:57397, Val:"t1", i:0},
{Type:44, Val:",", i:0}, {Type:44, Val:",", i:0},
{Type:57396, Val:"t2", i:0}, {Type:57397, Val:"t2", i:0},
{Type:57384, Val:"join", i:0}, {Type:57385, Val:"join", i:0},
{Type:57396, Val:"t3", i:0}, {Type:57397, Val:"t3", i:0},
{Type:57394, Val:"on", i:0}, {Type:57395, Val:"on", i:0},
{Type:57396, Val:"t1", i:0}, {Type:57397, Val:"t1", i:0},
{Type:46, Val:".", i:0}, {Type:46, Val:".", i:0},
{Type:57396, Val:"c1", i:0}, {Type:57397, Val:"c1", i:0},
{Type:61, Val:"=", i:0}, {Type:61, Val:"=", i:0},
{Type:57396, Val:"t2", i:0}, {Type:57397, Val:"t2", i:0},
{Type:46, Val:".", i:0}, {Type:46, Val:".", i:0},
{Type:57396, Val:"c1", i:0}, {Type:57397, Val:"c1", i:0},
{Type:57412, Val:"and", i:0}, {Type:57415, Val:"and", i:0},
{Type:57396, Val:"t1", i:0}, {Type:57397, Val:"t1", i:0},
{Type:46, Val:".", i:0}, {Type:46, Val:".", i:0},
{Type:57396, Val:"c3", i:0}, {Type:57397, Val:"c3", i:0},
{Type:61, Val:"=", i:0}, {Type:61, Val:"=", i:0},
{Type:57396, Val:"t3", i:0}, {Type:57397, Val:"t3", i:0},
{Type:46, Val:".", i:0}, {Type:46, Val:".", i:0},
{Type:57396, Val:"c1", i:0}, {Type:57397, Val:"c1", i:0},
{Type:57354, Val:"where", i:0}, {Type:57354, Val:"where", i:0},
{Type:57396, Val:"id", i:0}, {Type:57397, Val:"id", i:0},
{Type:62, Val:">", i:0}, {Type:62, Val:">", i:0},
{Type:57399, Val:"1000", i:0}, {Type:57402, Val:"1000", i:0},
} }
[]ast.Token{ []ast.Token{
{Type:57348, Val:"select", i:0}, {Type:57348, Val:"select", i:0},
{Type:57396, Val:"sourcetable", i:0}, {Type:57397, Val:"sourcetable", i:0},
{Type:44, Val:",", i:0}, {Type:44, Val:",", i:0},
{Type:57453, Val:"if", i:0}, {Type:57456, Val:"if", i:0},
{Type:40, Val:"(", i:0}, {Type:40, Val:"(", i:0},
{Type:57396, Val:"f", i:0}, {Type:57397, Val:"f", i:0},
{Type:46, Val:".", i:0}, {Type:46, Val:".", i:0},
{Type:57396, Val:"lastcontent", i:0}, {Type:57397, Val:"lastcontent", i:0},
{Type:61, Val:"=", i:0}, {Type:61, Val:"=", i:0},
{Type:57402, Val:":v1", i:0}, {Type:57405, Val:":v1", i:0},
{Type:44, Val:",", i:0}, {Type:44, Val:",", i:0},
{Type:57396, Val:"f", i:0}, {Type:57397, Val:"f", i:0},
{Type:46, Val:".", i:0}, {Type:46, Val:".", i:0},
{Type:57396, Val:"lastupdate", i:0}, {Type:57397, Val:"lastupdate", i:0},
{Type:44, Val:",", i:0}, {Type:44, Val:",", i:0},
{Type:57396, Val:"f", i:0}, {Type:57397, Val:"f", i:0},
{Type:46, Val:".", i:0}, {Type:46, Val:".", i:0},
{Type:57396, Val:"lastcontent", i:0}, {Type:57397, Val:"lastcontent", i:0},
{Type:41, Val:")", i:0}, {Type:41, Val:")", i:0},
{Type:57364, Val:"as", i:0}, {Type:57364, Val:"as", i:0},
{Type:57396, Val:"lastactivity", i:0}, {Type:57397, Val:"lastactivity", i:0},
{Type:44, Val:",", i:0}, {Type:44, Val:",", i:0},
{Type:57396, Val:"f", i:0}, {Type:57397, Val:"f", i:0},
{Type:46, Val:".", i:0}, {Type:46, Val:".", i:0},
{Type:57396, Val:"totalcount", i:0}, {Type:57397, Val:"totalcount", i:0},
{Type:57364, Val:"as", i:0}, {Type:57364, Val:"as", i:0},
{Type:57396, Val:"activity", i:0}, {Type:57397, Val:"activity", i:0},
{Type:44, Val:",", i:0}, {Type:44, Val:",", i:0},
{Type:57396, Val:"type", i:0}, {Type:57397, Val:"type", i:0},
{Type:46, Val:".", i:0}, {Type:46, Val:".", i:0},
{Type:57396, Val:"class", i:0}, {Type:57397, Val:"class", i:0},
{Type:57364, Val:"as", i:0}, {Type:57364, Val:"as", i:0},
{Type:57396, Val:"type", i:0}, {Type:57397, Val:"type", i:0},
{Type:44, Val:",", i:0}, {Type:44, Val:",", i:0},
{Type:40, Val:"(", i:0}, {Type:40, Val:"(", i:0},
{Type:57396, Val:"f", i:0}, {Type:57397, Val:"f", i:0},
{Type:46, Val:".", i:0}, {Type:46, Val:".", i:0},
{Type:57396, Val:"nodeoptions", i:0}, {Type:57397, Val:"nodeoptions", i:0},
{Type:38, Val:"&", i:0}, {Type:38, Val:"&", i:0},
{Type:57402, Val:":v2", i:0}, {Type:57405, Val:":v2", i:0},
{Type:41, Val:")", i:0}, {Type:41, Val:")", i:0},
{Type:57364, Val:"as", i:0}, {Type:57364, Val:"as", i:0},
{Type:57396, Val:"nounsubscribe", i:0}, {Type:57397, Val:"nounsubscribe", i:0},
{Type:57353, Val:"from", i:0}, {Type:57353, Val:"from", i:0},
{Type:57396, Val:"node", i:0}, {Type:57397, Val:"node", i:0},
{Type:57364, Val:"as", i:0}, {Type:57364, Val:"as", i:0},
{Type:57396, Val:"f", i:0}, {Type:57397, Val:"f", i:0},
{Type:57388, Val:"inner", i:0}, {Type:57389, Val:"inner", i:0},
{Type:57384, Val:"join", i:0}, {Type:57385, Val:"join", i:0},
{Type:57396, Val:"contenttype", i:0}, {Type:57397, Val:"contenttype", i:0},
{Type:57364, Val:"as", i:0}, {Type:57364, Val:"as", i:0},
{Type:57396, Val:"type", i:0}, {Type:57397, Val:"type", i:0},
{Type:57394, Val:"on", i:0}, {Type:57395, Val:"on", i:0},
{Type:57396, Val:"type", i:0}, {Type:57397, Val:"type", i:0},
{Type:46, Val:".", i:0}, {Type:46, Val:".", i:0},
{Type:57396, Val:"contenttypeid", i:0}, {Type:57397, Val:"contenttypeid", i:0},
{Type:61, Val:"=", i:0}, {Type:61, Val:"=", i:0},
{Type:57396, Val:"f", i:0}, {Type:57397, Val:"f", i:0},
{Type:46, Val:".", i:0}, {Type:46, Val:".", i:0},
{Type:57396, Val:"contenttypeid", i:0}, {Type:57397, Val:"contenttypeid", i:0},
{Type:57388, Val:"inner", i:0}, {Type:57389, Val:"inner", i:0},
{Type:57384, Val:"join", i:0}, {Type:57385, Val:"join", i:0},
{Type:57396, Val:"subscribed", i:0}, {Type:57397, Val:"subscribed", i:0},
{Type:57364, Val:"as", i:0}, {Type:57364, Val:"as", i:0},
{Type:57396, Val:"sd", i:0}, {Type:57397, Val:"sd", i:0},
{Type:57394, Val:"on", i:0}, {Type:57395, Val:"on", i:0},
{Type:57396, Val:"sd", i:0}, {Type:57397, Val:"sd", i:0},
{Type:46, Val:".", i:0}, {Type:46, Val:".", i:0},
{Type:57396, Val:"did", i:0}, {Type:57397, Val:"did", i:0},
{Type:61, Val:"=", i:0}, {Type:61, Val:"=", i:0},
{Type:57396, Val:"f", i:0}, {Type:57397, Val:"f", i:0},
{Type:46, Val:".", i:0}, {Type:46, Val:".", i:0},
{Type:57396, Val:"nodeid", i:0}, {Type:57397, Val:"nodeid", i:0},
{Type:57412, Val:"and", i:0}, {Type:57415, Val:"and", i:0},
{Type:57396, Val:"sd", i:0}, {Type:57397, Val:"sd", i:0},
{Type:46, Val:".", i:0}, {Type:46, Val:".", i:0},
{Type:57396, Val:"userid", i:0}, {Type:57397, Val:"userid", i:0},
{Type:61, Val:"=", i:0}, {Type:61, Val:"=", i:0},
{Type:57402, Val:":v3", i:0}, {Type:57405, Val:":v3", i:0},
{Type:57347, Val:"union", i:0}, {Type:57347, Val:"union", i:0},
{Type:57362, Val:"all", i:0}, {Type:57362, Val:"all", i:0},
{Type:57348, Val:"select", i:0}, {Type:57348, Val:"select", i:0},
{Type:57396, Val:"f", i:0}, {Type:57397, Val:"f", i:0},
{Type:46, Val:".", i:0}, {Type:46, Val:".", i:0},
{Type:57396, Val:"name", i:0}, {Type:57397, Val:"name", i:0},
{Type:57364, Val:"as", i:0}, {Type:57364, Val:"as", i:0},
{Type:57396, Val:"title", i:0}, {Type:57397, Val:"title", i:0},
{Type:44, Val:",", i:0}, {Type:44, Val:",", i:0},
{Type:57396, Val:"f", i:0}, {Type:57397, Val:"f", i:0},
{Type:46, Val:".", i:0}, {Type:46, Val:".", i:0},
{Type:57396, Val:"userid", i:0}, {Type:57397, Val:"userid", i:0},
{Type:57364, Val:"as", i:0}, {Type:57364, Val:"as", i:0},
{Type:57396, Val:"keyval", i:0}, {Type:57397, Val:"keyval", i:0},
{Type:44, Val:",", i:0}, {Type:44, Val:",", i:0},
{Type:57402, Val:":v4", i:0}, {Type:57405, Val:":v4", i:0},
{Type:57364, Val:"as", i:0}, {Type:57364, Val:"as", i:0},
{Type:57396, Val:"sourcetable", i:0}, {Type:57397, Val:"sourcetable", i:0},
{Type:44, Val:",", i:0}, {Type:44, Val:",", i:0},
{Type:57396, Val:"ifnull", i:0}, {Type:57397, Val:"ifnull", i:0},
{Type:40, Val:"(", i:0}, {Type:40, Val:"(", i:0},
{Type:57396, Val:"f", i:0}, {Type:57397, Val:"f", i:0},
{Type:46, Val:".", i:0}, {Type:46, Val:".", i:0},
{Type:57396, Val:"lastpost", i:0}, {Type:57397, Val:"lastpost", i:0},
{Type:44, Val:",", i:0}, {Type:44, Val:",", i:0},
{Type:57396, Val:"f", i:0}, {Type:57397, Val:"f", i:0},
{Type:46, Val:".", i:0}, {Type:46, Val:".", i:0},
{Type:57396, Val:"joindate", i:0}, {Type:57397, Val:"joindate", i:0},
{Type:41, Val:")", i:0}, {Type:41, Val:")", i:0},
{Type:57364, Val:"as", i:0}, {Type:57364, Val:"as", i:0},
{Type:57396, Val:"lastactivity", i:0}, {Type:57397, Val:"lastactivity", i:0},
{Type:44, Val:",", i:0}, {Type:44, Val:",", i:0},
{Type:57396, Val:"f", i:0}, {Type:57397, Val:"f", i:0},
{Type:46, Val:".", i:0}, {Type:46, Val:".", i:0},
{Type:57396, Val:"posts", i:0}, {Type:57397, Val:"posts", i:0},
{Type:57364, Val:"as", i:0}, {Type:57364, Val:"as", i:0},
{Type:57396, Val:"activity", i:0}, {Type:57397, Val:"activity", i:0},
{Type:44, Val:",", i:0}, {Type:44, Val:",", i:0},
{Type:57402, Val:":v5", i:0}, {Type:57405, Val:":v5", i:0},
{Type:57364, Val:"as", i:0}, {Type:57364, Val:"as", i:0},
{Type:57396, Val:"type", i:0}, {Type:57397, Val:"type", i:0},
{Type:44, Val:",", i:0}, {Type:44, Val:",", i:0},
{Type:57402, Val:":v6", i:0}, {Type:57405, Val:":v6", i:0},
{Type:57364, Val:"as", i:0}, {Type:57364, Val:"as", i:0},
{Type:57396, Val:"nounsubscribe", i:0}, {Type:57397, Val:"nounsubscribe", i:0},
{Type:57353, Val:"from", i:0}, {Type:57353, Val:"from", i:0},
{Type:57396, Val:"user", i:0}, {Type:57397, Val:"user", i:0},
{Type:57364, Val:"as", i:0}, {Type:57364, Val:"as", i:0},
{Type:57396, Val:"f", i:0}, {Type:57397, Val:"f", i:0},
{Type:57388, Val:"inner", i:0}, {Type:57389, Val:"inner", i:0},
{Type:57384, Val:"join", i:0}, {Type:57385, Val:"join", i:0},
{Type:57396, Val:"userlist", i:0}, {Type:57397, Val:"userlist", i:0},
{Type:57364, Val:"as", i:0}, {Type:57364, Val:"as", i:0},
{Type:57396, Val:"ul", i:0}, {Type:57397, Val:"ul", i:0},
{Type:57394, Val:"on", i:0}, {Type:57395, Val:"on", i:0},
{Type:57396, Val:"ul", i:0}, {Type:57397, Val:"ul", i:0},
{Type:46, Val:".", i:0}, {Type:46, Val:".", i:0},
{Type:57396, Val:"relationid", i:0}, {Type:57397, Val:"relationid", i:0},
{Type:61, Val:"=", i:0}, {Type:61, Val:"=", i:0},
{Type:57396, Val:"f", i:0}, {Type:57397, Val:"f", i:0},
{Type:46, Val:".", i:0}, {Type:46, Val:".", i:0},
{Type:57396, Val:"userid", i:0}, {Type:57397, Val:"userid", i:0},
{Type:57412, Val:"and", i:0}, {Type:57415, Val:"and", i:0},
{Type:57396, Val:"ul", i:0}, {Type:57397, Val:"ul", i:0},
{Type:46, Val:".", i:0}, {Type:46, Val:".", i:0},
{Type:57396, Val:"userid", i:0}, {Type:57397, Val:"userid", i:0},
{Type:61, Val:"=", i:0}, {Type:61, Val:"=", i:0},
{Type:57402, Val:":v7", i:0}, {Type:57405, Val:":v7", i:0},
{Type:57354, Val:"where", i:0}, {Type:57354, Val:"where", i:0},
{Type:57396, Val:"ul", i:0}, {Type:57397, Val:"ul", i:0},
{Type:46, Val:".", i:0}, {Type:46, Val:".", i:0},
{Type:57396, Val:"type", i:0}, {Type:57397, Val:"type", i:0},
{Type:61, Val:"=", i:0}, {Type:61, Val:"=", i:0},
{Type:57402, Val:":v8", i:0}, {Type:57405, Val:":v8", i:0},
{Type:57412, Val:"and", i:0}, {Type:57415, Val:"and", i:0},
{Type:57396, Val:"ul", i:0}, {Type:57397, Val:"ul", i:0},
{Type:46, Val:".", i:0}, {Type:46, Val:".", i:0},
{Type:57396, Val:"aq", i:0}, {Type:57397, Val:"aq", i:0},
{Type:61, Val:"=", i:0}, {Type:61, Val:"=", i:0},
{Type:57402, Val:":v9", i:0}, {Type:57405, Val:":v9", i:0},
{Type:57357, Val:"order", i:0}, {Type:57357, Val:"order", i:0},
{Type:57358, Val:"by", i:0}, {Type:57358, Val:"by", i:0},
{Type:57396, Val:"title", i:0}, {Type:57397, Val:"title", i:0},
{Type:57359, Val:"limit", i:0}, {Type:57359, Val:"limit", i:0},
{Type:57402, Val:":v10", i:0}, {Type:57405, Val:":v10", i:0},
} }
[]ast.Token{ []ast.Token{
{Type:57348, Val:"select", i:0}, {Type:57348, Val:"select", i:0},
{Type:57396, Val:"c1", i:0}, {Type:57397, Val:"c1", i:0},
{Type:57353, Val:"from", i:0}, {Type:57353, Val:"from", i:0},
{Type:57396, Val:"t1", i:0}, {Type:57397, Val:"t1", i:0},
{Type:57354, Val:"where", i:0}, {Type:57354, Val:"where", i:0},
{Type:57396, Val:"id", i:0}, {Type:57397, Val:"id", i:0},
{Type:57421, Val:">=", i:0}, {Type:57424, Val:">=", i:0},
{Type:57399, Val:"1000", i:0}, {Type:57402, Val:"1000", i:0},
} }
[]ast.Token{ []ast.Token{
{Type:57348, Val:"select", i:0}, {Type:57348, Val:"select", i:0},
{Type:57590, Val:"sql_calc_found_rows", i:0}, {Type:57593, Val:"SQL_CALC_FOUND_ROWS", i:0},
{Type:57396, Val:"col", i:0}, {Type:57397, Val:"col", i:0},
{Type:57353, Val:"from", i:0}, {Type:57353, Val:"from", i:0},
{Type:57396, Val:"tbl", i:0}, {Type:57397, Val:"tbl", i:0},
{Type:57354, Val:"where", i:0}, {Type:57354, Val:"where", i:0},
{Type:57396, Val:"id", i:0}, {Type:57397, Val:"id", i:0},
{Type:62, Val:">", i:0}, {Type:62, Val:">", i:0},
{Type:57399, Val:"1000", i:0}, {Type:57402, Val:"1000", i:0},
} }
[]ast.Token{ []ast.Token{
{Type:57348, Val:"select", i:0}, {Type:57348, Val:"SELECT", i:0},
{Type:42, Val:"*", i:0}, {Type:42, Val:"*", i:0},
{Type:57353, Val:"from", i:0}, {Type:57353, Val:"FROM", i:0},
{Type:57396, Val:"tb", i:0}, {Type:57397, Val:"tb", i:0},
{Type:57354, Val:"where", i:0}, {Type:57354, Val:"WHERE", i:0},
{Type:57396, Val:"id", i:0}, {Type:57397, Val:"id", i:0},
{Type:61, Val:"=", i:0}, {Type:61, Val:"=", i:0},
{Type:57402, Val:":v1", i:0}, {Type:57405, Val:":v1", i:0},
{Type:59, Val:";", i:0}, {Type:59, Val:";", i:0},
} }
[]ast.Token{ []ast.Token{
{Type:57348, Val:"select", i:0}, {Type:57348, Val:"SELECT", i:0},
{Type:42, Val:"*", i:0}, {Type:42, Val:"*", i:0},
{Type:57353, Val:"from", i:0}, {Type:57353, Val:"FROM", i:0},
{Type:57396, Val:"tb", i:0}, {Type:57397, Val:"tb", i:0},
{Type:57354, Val:"where", i:0}, {Type:57354, Val:"WHERE", i:0},
{Type:57396, Val:"id", i:0}, {Type:57397, Val:"id", i:0},
{Type:57424, Val:"is", i:0}, {Type:57427, Val:"is", i:0},
{Type:57407, Val:"null", i:0}, {Type:57410, Val:"null", i:0},
{Type:59, Val:";", i:0}, {Type:59, Val:";", i:0},
} }
[]ast.Token{ []ast.Token{
{Type:57348, Val:"select", i:0}, {Type:57348, Val:"SELECT", i:0},
{Type:42, Val:"*", i:0}, {Type:42, Val:"*", i:0},
{Type:57353, Val:"from", i:0}, {Type:57353, Val:"FROM", i:0},
{Type:57396, Val:"tb", i:0}, {Type:57397, Val:"tb", i:0},
{Type:57354, Val:"where", i:0}, {Type:57354, Val:"WHERE", i:0},
{Type:57396, Val:"id", i:0}, {Type:57397, Val:"id", i:0},
{Type:57424, Val:"is", i:0}, {Type:57427, Val:"is", i:0},
{Type:57413, Val:"not", i:0}, {Type:57416, Val:"not", i:0},
{Type:57407, Val:"null", i:0}, {Type:57410, Val:"null", i:0},
{Type:59, Val:";", i:0}, {Type:59, Val:";", i:0},
} }
[]ast.Token{ []ast.Token{
{Type:57348, Val:"select", i:0}, {Type:57348, Val:"SELECT", i:0},
{Type:42, Val:"*", i:0}, {Type:42, Val:"*", i:0},
{Type:57353, Val:"from", i:0}, {Type:57353, Val:"FROM", i:0},
{Type:57396, Val:"tb", i:0}, {Type:57397, Val:"tb", i:0},
{Type:57354, Val:"where", i:0}, {Type:57354, Val:"WHERE", i:0},
{Type:57396, Val:"id", i:0}, {Type:57397, Val:"id", i:0},
{Type:57414, Val:"between", i:0}, {Type:57417, Val:"between", i:0},
{Type:57399, Val:"1", i:0}, {Type:57402, Val:"1", i:0},
{Type:57412, Val:"and", i:0}, {Type:57415, Val:"and", i:0},
{Type:57399, Val:"3", i:0}, {Type:57402, Val:"3", i:0},
{Type:59, Val:";", i:0}, {Type:59, Val:";", i:0},
} }
[]ast.Token{ []ast.Token{
{Type:57441, Val:"alter", i:0}, {Type:57444, Val:"alter", i:0},
{Type:57448, Val:"table", i:0}, {Type:57451, Val:"table", i:0},
{Type:57396, Val:"inventory", i:0}, {Type:57397, Val:"inventory", i:0},
{Type:57445, Val:"add", i:0}, {Type:57448, Val:"add", i:0},
{Type:57449, Val:"index", i:0}, {Type:57452, Val:"index", i:0},
{Type:57396, Val:"idx_store_film", i:0}, {Type:57397, Val:"idx_store_film", i:0},
{Type:57396, Val:" (", i:0}, {Type:57397, Val:" (", i:0},
{Type:57396, Val:"store_id", i:0}, {Type:57397, Val:"store_id", i:0},
{Type:57396, Val:",", i:0}, {Type:57397, Val:",", i:0},
{Type:57396, Val:"film_id", i:0}, {Type:57397, Val:"film_id", i:0},
{Type:57346, Val:");", i:0}, {Type:57346, Val:");", i:0},
} }
[]ast.Token{
{Type:57351, Val:"UPDATE", i:0},
{Type:57397, Val:"xxx", i:0},
{Type:57372, Val:"SET", i:0},
{Type:57397, Val:"c1", i:0},
{Type:61, Val:"=", i:0},
{Type:57401, Val:" LOGGER.error(\"\"); }", i:0},
{Type:57354, Val:"WHERE", i:0},
{Type:57397, Val:"id", i:0},
{Type:61, Val:"=", i:0},
{Type:57402, Val:"2", i:0},
{Type:59, Val:";", i:0},
}
[]ast.Token{ []ast.Token{
{Type:57351, Val:"update", i:0}, {Type:57351, Val:"update", i:0},
{Type:57396, Val:"xxx", i:0}, {Type:57346, Val:"\xc2", i:0},
{Type:57346, Val:"\xa0", i:0},
{Type:57397, Val:"tb", i:0},
{Type:57372, Val:"set", i:0}, {Type:57372, Val:"set", i:0},
{Type:57396, Val:"c1", i:0}, {Type:57346, Val:"\xc2", i:0},
{Type:57346, Val:"\xa0", i:0},
{Type:57488, Val:"status", i:0},
{Type:57346, Val:"\xc2", i:0},
{Type:57346, Val:"\xa0", i:0},
{Type:61, Val:"=", i:0}, {Type:61, Val:"=", i:0},
{Type:57398, Val:" LOGGER.error(\"\"); }", i:0}, {Type:57346, Val:"\xc2", i:0},
{Type:57346, Val:"\xa0", i:0},
{Type:57402, Val:"1", i:0},
{Type:57354, Val:"where", i:0}, {Type:57354, Val:"where", i:0},
{Type:57396, Val:"id", i:0}, {Type:57346, Val:"\xc2", i:0},
{Type:57346, Val:"\xa0", i:0},
{Type:57397, Val:"id", i:0},
{Type:57346, Val:"\xc2", i:0},
{Type:57346, Val:"\xa0", i:0},
{Type:61, Val:"=", i:0}, {Type:61, Val:"=", i:0},
{Type:57399, Val:"2", i:0}, {Type:57346, Val:"\xc2", i:0},
{Type:57346, Val:"\xa0", i:0},
{Type:57402, Val:"1", i:0},
{Type:59, Val:";", i:0}, {Type:59, Val:";", i:0},
} }
ast/token.go
浏览文件 @ d61e49ce
...@@ -580,7 +580,7 @@ type Token struct { ...@@ -580,7 +580,7 @@ type Token struct {
i int i int
} }
// Tokenizer 用于初始化token // Tokenizer 用于初始化 token，区别于 Tokenize 函数，这个函数使用 vitess 的切词方式
func Tokenizer(sql string) []Token { func Tokenizer(sql string) []Token {
var tokens []Token var tokens []Token
tkn := sqlparser.NewStringTokenizer(sql) tkn := sqlparser.NewStringTokenizer(sql)
...@@ -785,7 +785,7 @@ func getQuotedString(buf string) string { ...@@ -785,7 +785,7 @@ func getQuotedString(buf string) string {
return buf return buf
} }
// Tokenize 序列化token // Tokenize 序列化 token，区别于 Tokenizer 函数，这个函数是 soar built-in 实现的切词
func Tokenize(sql string) []Token { func Tokenize(sql string) []Token {
var token Token var token Token
var tokenLength int var tokenLength int
......
ast/token_test.go
浏览文件 @ d61e49ce
...@@ -52,6 +52,7 @@ func TestTokenizer(t *testing.T) { ...@@ -52,6 +52,7 @@ func TestTokenizer(t *testing.T) {
"SELECT * FROM tb WHERE id between 1 and 3;", "SELECT * FROM tb WHERE id between 1 and 3;",
"alter table inventory add index idx_store_film` (`store_id`,`film_id`);", "alter table inventory add index idx_store_film` (`store_id`,`film_id`);",
`UPDATE xxx SET c1=' LOGGER.error(""); }' WHERE id = 2 ;`, `UPDATE xxx SET c1=' LOGGER.error(""); }' WHERE id = 2 ;`,
`update tb set status = 1 where id = 1;`, // SQL 中包含 non-broken-space
} }
err := common.GoldenDiff(func() { err := common.GoldenDiff(func() {
for _, sql := range sqls { for _, sql := range sqls {
......
common/testdata/TestStringStorageReq.golden
浏览文件 @ d61e49ce
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set('one', 'two') tis620 1
not_exist tis620 0
char(-1) tis620 0
char(10) cp1256 10
char(256) cp1256 255
binary(10) cp1256 10
binary(256) cp1256 255
varchar(10) cp1256 11
varbinary(10) cp1256 11
enum('G','PG','PG-13','R','NC-17') cp1256 1
set('one', 'two') cp1256 1
not_exist cp1256 0
char(-1) cp1256 0
char(10) cp932 20
char(256) cp932 510
binary(10) cp932 10
binary(256) cp932 255
varchar(10) cp932 21
varbinary(10) cp932 21
enum('G','PG','PG-13','R','NC-17') cp932 1
set('one', 'two') cp932 1
not_exist cp932 0
char(-1) cp932 0
char(10) euckr 20
char(256) euckr 510
binary(10) euckr 10
binary(256) euckr 255
varchar(10) euckr 21
varbinary(10) euckr 21
enum('G','PG','PG-13','R','NC-17') euckr 1
set('one', 'two') euckr 1
not_exist euckr 0
char(-1) euckr 0
char(10) gb2312 20 char(10) gb2312 20
char(256) gb2312 510 char(256) gb2312 510
binary(10) gb2312 10 binary(10) gb2312 10
...@@ -18,6 +128,26 @@ enum('G','PG','PG-13','R','NC-17') gb2312 1 ...@@ -18,6 +128,26 @@ enum('G','PG','PG-13','R','NC-17') gb2312 1
set('one', 'two') gb2312 1 set('one', 'two') gb2312 1
not_exist gb2312 0 not_exist gb2312 0
char(-1) gb2312 0 char(-1) gb2312 0
char(10) greek 10
char(256) greek 255
binary(10) greek 10
binary(256) greek 255
varchar(10) greek 11
varbinary(10) greek 11
enum('G','PG','PG-13','R','NC-17') greek 1
set('one', 'two') greek 1
not_exist greek 0
char(-1) greek 0
char(10) koi8r 10
char(256) koi8r 255
binary(10) koi8r 10
binary(256) koi8r 255
varchar(10) koi8r 11
varbinary(10) koi8r 11
enum('G','PG','PG-13','R','NC-17') koi8r 1
set('one', 'two') koi8r 1
not_exist koi8r 0
char(-1) koi8r 0
char(10) utf16le 40 char(10) utf16le 40
char(256) utf16le 1020 char(256) utf16le 1020
binary(10) utf16le 10 binary(10) utf16le 10
...@@ -28,26 +158,16 @@ enum('G','PG','PG-13','R','NC-17') utf16le 1 ...@@ -28,26 +158,16 @@ enum('G','PG','PG-13','R','NC-17') utf16le 1
set('one', 'two') utf16le 1 set('one', 'two') utf16le 1
not_exist utf16le 0 not_exist utf16le 0
char(-1) utf16le 0 char(-1) utf16le 0
char(10) cp850 10 char(10) utf8mb4 40
char(256) cp850 255 char(256) utf8mb4 1020
binary(10) cp850 10 binary(10) utf8mb4 10
binary(256) cp850 255 binary(256) utf8mb4 255
varchar(10) cp850 11 varchar(10) utf8mb4 41
varbinary(10) cp850 11 varbinary(10) utf8mb4 41
enum('G','PG','PG-13','R','NC-17') cp850 1 enum('G','PG','PG-13','R','NC-17') utf8mb4 1
set('one', 'two') cp850 1 set('one', 'two') utf8mb4 1
not_exist cp850 0 not_exist utf8mb4 0
char(-1) cp850 0 char(-1) utf8mb4 0
char(10) cp1251 10
char(256) cp1251 255
binary(10) cp1251 10
binary(256) cp1251 255
varchar(10) cp1251 11
varbinary(10) cp1251 11
enum('G','PG','PG-13','R','NC-17') cp1251 1
set('one', 'two') cp1251 1
not_exist cp1251 0
char(-1) cp1251 0
char(10) cp1257 10 char(10) cp1257 10
char(256) cp1257 255 char(256) cp1257 255
binary(10) cp1257 10 binary(10) cp1257 10
...@@ -68,36 +188,16 @@ enum('G','PG','PG-13','R','NC-17') cp866 1 ...@@ -68,36 +188,16 @@ enum('G','PG','PG-13','R','NC-17') cp866 1
set('one', 'two') cp866 1 set('one', 'two') cp866 1
not_exist cp866 0 not_exist cp866 0
char(-1) cp866 0 char(-1) cp866 0
char(10) greek 10 char(10) geostd8 10
char(256) greek 255 char(256) geostd8 255
binary(10) greek 10 binary(10) geostd8 10
binary(256) greek 255 binary(256) geostd8 255
varchar(10) greek 11 varchar(10) geostd8 11
varbinary(10) greek 11 varbinary(10) geostd8 11
enum('G','PG','PG-13','R','NC-17') greek 1 enum('G','PG','PG-13','R','NC-17') geostd8 1
set('one', 'two') greek 1 set('one', 'two') geostd8 1
not_exist greek 0 not_exist geostd8 0
char(-1) greek 0 char(-1) geostd8 0
char(10) koi8r 10
char(256) koi8r 255
binary(10) koi8r 10
binary(256) koi8r 255
varchar(10) koi8r 11
varbinary(10) koi8r 11
enum('G','PG','PG-13','R','NC-17') koi8r 1
set('one', 'two') koi8r 1
not_exist koi8r 0
char(-1) koi8r 0
char(10) latin2 10
char(256) latin2 255
binary(10) latin2 10
binary(256) latin2 255
varchar(10) latin2 11
varbinary(10) latin2 11
enum('G','PG','PG-13','R','NC-17') latin2 1
set('one', 'two') latin2 1
not_exist latin2 0
char(-1) latin2 0
char(10) latin5 10 char(10) latin5 10
char(256) latin5 255 char(256) latin5 255
binary(10) latin5 10 binary(10) latin5 10
...@@ -108,116 +208,46 @@ enum('G','PG','PG-13','R','NC-17') latin5 1 ...@@ -108,116 +208,46 @@ enum('G','PG','PG-13','R','NC-17') latin5 1
set('one', 'two') latin5 1 set('one', 'two') latin5 1
not_exist latin5 0 not_exist latin5 0
char(-1) latin5 0 char(-1) latin5 0
char(10) ascii 10 char(10) cp852 10
char(256) ascii 255 char(256) cp852 255
binary(10) ascii 10 binary(10) cp852 10
binary(256) ascii 255 binary(256) cp852 255
varchar(10) ascii 11 varchar(10) cp852 11
varbinary(10) ascii 11 varbinary(10) cp852 11
enum('G','PG','PG-13','R','NC-17') ascii 1 enum('G','PG','PG-13','R','NC-17') cp852 1
set('one', 'two') ascii 1 set('one', 'two') cp852 1
not_exist ascii 0 not_exist cp852 0
char(-1) ascii 0 char(-1) cp852 0
char(10) ucs2 20 char(10) hebrew 10
char(256) ucs2 510 char(256) hebrew 255
binary(10) ucs2 10 binary(10) hebrew 10
binary(256) ucs2 255 binary(256) hebrew 255
varchar(10) ucs2 21 varchar(10) hebrew 11
varbinary(10) ucs2 21 varbinary(10) hebrew 11
enum('G','PG','PG-13','R','NC-17') ucs2 1 enum('G','PG','PG-13','R','NC-17') hebrew 1
set('one', 'two') ucs2 1 set('one', 'two') hebrew 1
not_exist ucs2 0 not_exist hebrew 0
char(-1) ucs2 0 char(-1) hebrew 0
char(10) latin7 10 char(10) koi8u 10
char(256) latin7 255 char(256) koi8u 255
binary(10) latin7 10 binary(10) koi8u 10
binary(256) latin7 255 binary(256) koi8u 255
varchar(10) latin7 11 varchar(10) koi8u 11
varbinary(10) latin7 11 varbinary(10) koi8u 11
enum('G','PG','PG-13','R','NC-17') latin7 1 enum('G','PG','PG-13','R','NC-17') koi8u 1
set('one', 'two') latin7 1 set('one', 'two') koi8u 1
not_exist latin7 0 not_exist koi8u 0
char(-1) latin7 0 char(-1) koi8u 0
char(10) utf16 40 char(10) latin1 10
char(256) utf16 1020 char(256) latin1 255
binary(10) utf16 10 binary(10) latin1 10
binary(256) utf16 255 binary(256) latin1 255
varchar(10) utf16 41 varchar(10) latin1 11
varbinary(10) utf16 41 varbinary(10) latin1 11
enum('G','PG','PG-13','R','NC-17') utf16 1 enum('G','PG','PG-13','R','NC-17') latin1 1
set('one', 'two') utf16 1 set('one', 'two') latin1 1
not_exist utf16 0 not_exist latin1 0
char(-1) utf16 0 char(-1) latin1 0
char(10) keybcs2 10
char(256) keybcs2 255
binary(10) keybcs2 10
binary(256) keybcs2 255
varchar(10) keybcs2 11
varbinary(10) keybcs2 11
enum('G','PG','PG-13','R','NC-17') keybcs2 1
set('one', 'two') keybcs2 1
not_exist keybcs2 0
char(-1) keybcs2 0
char(10) cp932 20
char(256) cp932 510
binary(10) cp932 10
binary(256) cp932 255
varchar(10) cp932 21
varbinary(10) cp932 21
enum('G','PG','PG-13','R','NC-17') cp932 1
set('one', 'two') cp932 1
not_exist cp932 0
char(-1) cp932 0
char(10) sjis 20
char(256) sjis 510
binary(10) sjis 10
binary(256) sjis 255
varchar(10) sjis 21
varbinary(10) sjis 21
enum('G','PG','PG-13','R','NC-17') sjis 1
set('one', 'two') sjis 1
not_exist sjis 0
char(-1) sjis 0
char(10) armscii8 10
char(256) armscii8 255
binary(10) armscii8 10
binary(256) armscii8 255
varchar(10) armscii8 11
varbinary(10) armscii8 11
enum('G','PG','PG-13','R','NC-17') armscii8 1
set('one', 'two') armscii8 1
not_exist armscii8 0
char(-1) armscii8 0
char(10) macce 10
char(256) macce 255
binary(10) macce 10
binary(256) macce 255
varchar(10) macce 11
varbinary(10) macce 11
enum('G','PG','PG-13','R','NC-17') macce 1
set('one', 'two') macce 1
not_exist macce 0
char(-1) macce 0
char(10) macroman 10
char(256) macroman 255
binary(10) macroman 10
binary(256) macroman 255
varchar(10) macroman 11
varbinary(10) macroman 11
enum('G','PG','PG-13','R','NC-17') macroman 1
set('one', 'two') macroman 1
not_exist macroman 0
char(-1) macroman 0
char(10) ujis 30
char(256) ujis 765
binary(10) ujis 10
binary(256) ujis 255
varchar(10) ujis 31
varbinary(10) ujis 31
enum('G','PG','PG-13','R','NC-17') ujis 1
set('one', 'two') ujis 1
not_exist ujis 0
char(-1) ujis 0
char(10) utf8 30 char(10) utf8 30
char(256) utf8 765 char(256) utf8 765
binary(10) utf8 10 binary(10) utf8 10
...@@ -228,6 +258,16 @@ enum('G','PG','PG-13','R','NC-17') utf8 1 ...@@ -228,6 +258,16 @@ enum('G','PG','PG-13','R','NC-17') utf8 1
set('one', 'two') utf8 1 set('one', 'two') utf8 1
not_exist utf8 0 not_exist utf8 0
char(-1) utf8 0 char(-1) utf8 0
char(10) ucs2 20
char(256) ucs2 510
binary(10) ucs2 10
binary(256) ucs2 255
varchar(10) ucs2 21
varbinary(10) ucs2 21
enum('G','PG','PG-13','R','NC-17') ucs2 1
set('one', 'two') ucs2 1
not_exist ucs2 0
char(-1) ucs2 0
char(10) hp8 10 char(10) hp8 10
char(256) hp8 255 char(256) hp8 255
binary(10) hp8 10 binary(10) hp8 10
...@@ -238,16 +278,56 @@ enum('G','PG','PG-13','R','NC-17') hp8 1 ...@@ -238,16 +278,56 @@ enum('G','PG','PG-13','R','NC-17') hp8 1
set('one', 'two') hp8 1 set('one', 'two') hp8 1
not_exist hp8 0 not_exist hp8 0
char(-1) hp8 0 char(-1) hp8 0
char(10) cp1250 10 char(10) macroman 10
char(256) cp1250 255 char(256) macroman 255
binary(10) cp1250 10 binary(10) macroman 10
binary(256) cp1250 255 binary(256) macroman 255
varchar(10) cp1250 11 varchar(10) macroman 11
varbinary(10) cp1250 11 varbinary(10) macroman 11
enum('G','PG','PG-13','R','NC-17') cp1250 1 enum('G','PG','PG-13','R','NC-17') macroman 1
set('one', 'two') cp1250 1 set('one', 'two') macroman 1
not_exist cp1250 0 not_exist macroman 0
char(-1) cp1250 0 char(-1) macroman 0
char(10) ascii 10
char(256) ascii 255
binary(10) ascii 10
binary(256) ascii 255
varchar(10) ascii 11
varbinary(10) ascii 11
enum('G','PG','PG-13','R','NC-17') ascii 1
set('one', 'two') ascii 1
not_exist ascii 0
char(-1) ascii 0
char(10) big5 20
char(256) big5 510
binary(10) big5 10
binary(256) big5 255
varchar(10) big5 21
varbinary(10) big5 21
enum('G','PG','PG-13','R','NC-17') big5 1
set('one', 'two') big5 1
not_exist big5 0
char(-1) big5 0
char(10) cp1251 10
char(256) cp1251 255
binary(10) cp1251 10
binary(256) cp1251 255
varchar(10) cp1251 11
varbinary(10) cp1251 11
enum('G','PG','PG-13','R','NC-17') cp1251 1
set('one', 'two') cp1251 1
not_exist cp1251 0
char(-1) cp1251 0
char(10) cp850 10
char(256) cp850 255
binary(10) cp850 10
binary(256) cp850 255
varchar(10) cp850 11
varbinary(10) cp850 11
enum('G','PG','PG-13','R','NC-17') cp850 1
set('one', 'two') cp850 1
not_exist cp850 0
char(-1) cp850 0
char(10) eucjpms 30 char(10) eucjpms 30
char(256) eucjpms 765 char(256) eucjpms 765
binary(10) eucjpms 10 binary(10) eucjpms 10
...@@ -258,56 +338,6 @@ enum('G','PG','PG-13','R','NC-17') eucjpms 1 ...@@ -258,56 +338,6 @@ enum('G','PG','PG-13','R','NC-17') eucjpms 1
set('one', 'two') eucjpms 1 set('one', 'two') eucjpms 1
not_exist eucjpms 0 not_exist eucjpms 0
char(-1) eucjpms 0 char(-1) eucjpms 0
char(10) koi8u 10
char(256) koi8u 255
binary(10) koi8u 10
binary(256) koi8u 255
varchar(10) koi8u 11
varbinary(10) koi8u 11
enum('G','PG','PG-13','R','NC-17') koi8u 1
set('one', 'two') koi8u 1
not_exist koi8u 0
char(-1) koi8u 0
char(10) latin1 10
char(256) latin1 255
binary(10) latin1 10
binary(256) latin1 255
varchar(10) latin1 11
varbinary(10) latin1 11
enum('G','PG','PG-13','R','NC-17') latin1 1
set('one', 'two') latin1 1
not_exist latin1 0
char(-1) latin1 0
char(10) swe7 10
char(256) swe7 255
binary(10) swe7 10
binary(256) swe7 255
varchar(10) swe7 11
varbinary(10) swe7 11
enum('G','PG','PG-13','R','NC-17') swe7 1
set('one', 'two') swe7 1
not_exist swe7 0
char(-1) swe7 0
char(10) binary 10
char(256) binary 255
binary(10) binary 10
binary(256) binary 255
varchar(10) binary 11
varbinary(10) binary 11
enum('G','PG','PG-13','R','NC-17') binary 1
set('one', 'two') binary 1
not_exist binary 0
char(-1) binary 0
char(10) euckr 20
char(256) euckr 510
binary(10) euckr 10
binary(256) euckr 255
varchar(10) euckr 21
varbinary(10) euckr 21
enum('G','PG','PG-13','R','NC-17') euckr 1
set('one', 'two') euckr 1
not_exist euckr 0
char(-1) euckr 0
char(10) gbk 20 char(10) gbk 20
char(256) gbk 510 char(256) gbk 510
binary(10) gbk 10 binary(10) gbk 10
...@@ -318,56 +348,16 @@ enum('G','PG','PG-13','R','NC-17') gbk 1 ...@@ -318,56 +348,16 @@ enum('G','PG','PG-13','R','NC-17') gbk 1
set('one', 'two') gbk 1 set('one', 'two') gbk 1
not_exist gbk 0 not_exist gbk 0
char(-1) gbk 0 char(-1) gbk 0
char(10) geostd8 10 char(10) armscii8 10
char(256) geostd8 255 char(256) armscii8 255
binary(10) geostd8 10 binary(10) armscii8 10
binary(256) geostd8 255 binary(256) armscii8 255
varchar(10) geostd8 11 varchar(10) armscii8 11
varbinary(10) geostd8 11 varbinary(10) armscii8 11
enum('G','PG','PG-13','R','NC-17') geostd8 1 enum('G','PG','PG-13','R','NC-17') armscii8 1
set('one', 'two') geostd8 1 set('one', 'two') armscii8 1
not_exist geostd8 0 not_exist armscii8 0
char(-1) geostd8 0 char(-1) armscii8 0
char(10) hebrew 10
char(256) hebrew 255
binary(10) hebrew 10
binary(256) hebrew 255
varchar(10) hebrew 11
varbinary(10) hebrew 11
enum('G','PG','PG-13','R','NC-17') hebrew 1
set('one', 'two') hebrew 1
not_exist hebrew 0
char(-1) hebrew 0
char(10) utf32 40
char(256) utf32 1020
binary(10) utf32 10
binary(256) utf32 255
varchar(10) utf32 41
varbinary(10) utf32 41
enum('G','PG','PG-13','R','NC-17') utf32 1
set('one', 'two') utf32 1
not_exist utf32 0
char(-1) utf32 0
char(10) utf8mb4 40
char(256) utf8mb4 1020
binary(10) utf8mb4 10
binary(256) utf8mb4 255
varchar(10) utf8mb4 41
varbinary(10) utf8mb4 41
enum('G','PG','PG-13','R','NC-17') utf8mb4 1
set('one', 'two') utf8mb4 1
not_exist utf8mb4 0
char(-1) utf8mb4 0
char(10) big5 20
char(256) big5 510
binary(10) big5 10
binary(256) big5 255
varchar(10) big5 21
varbinary(10) big5 21
enum('G','PG','PG-13','R','NC-17') big5 1
set('one', 'two') big5 1
not_exist big5 0
char(-1) big5 0
char(10) dec8 10 char(10) dec8 10
char(256) dec8 255 char(256) dec8 255
binary(10) dec8 10 binary(10) dec8 10
...@@ -388,23 +378,33 @@ enum('G','PG','PG-13','R','NC-17') gb18030 1 ...@@ -388,23 +378,33 @@ enum('G','PG','PG-13','R','NC-17') gb18030 1
set('one', 'two') gb18030 1 set('one', 'two') gb18030 1
not_exist gb18030 0 not_exist gb18030 0
char(-1) gb18030 0 char(-1) gb18030 0
char(10) tis620 10 char(10) latin2 10
char(256) tis620 255 char(256) latin2 255
binary(10) tis620 10 binary(10) latin2 10
binary(256) tis620 255 binary(256) latin2 255
varchar(10) tis620 11 varchar(10) latin2 11
varbinary(10) tis620 11 varbinary(10) latin2 11
enum('G','PG','PG-13','R','NC-17') tis620 1 enum('G','PG','PG-13','R','NC-17') latin2 1
set('one', 'two') tis620 1 set('one', 'two') latin2 1
not_exist tis620 0 not_exist latin2 0
char(-1) tis620 0 char(-1) latin2 0
char(10) cp1256 10 char(10) macce 10
char(256) cp1256 255 char(256) macce 255
binary(10) cp1256 10 binary(10) macce 10
binary(256) cp1256 255 binary(256) macce 255
varchar(10) cp1256 11 varchar(10) macce 11
varbinary(10) cp1256 11 varbinary(10) macce 11
enum('G','PG','PG-13','R','NC-17') cp1256 1 enum('G','PG','PG-13','R','NC-17') macce 1
set('one', 'two') cp1256 1 set('one', 'two') macce 1
not_exist cp1256 0 not_exist macce 0
char(-1) cp1256 0 char(-1) macce 0
char(10) swe7 10
char(256) swe7 255
binary(10) swe7 10
binary(256) swe7 255
varchar(10) swe7 11
varbinary(10) swe7 11
enum('G','PG','PG-13','R','NC-17') swe7 1
set('one', 'two') swe7 1
not_exist swe7 0
char(-1) swe7 0
doc/heuristic.md
浏览文件 @ d61e49ce
...@@ -902,6 +902,16 @@ CREATE TABLE tbl ( `books` int ) ...@@ -902,6 +902,16 @@ CREATE TABLE tbl ( `books` int )
```sql ```sql
select col as 列 from tb select col as 列 from tb
``` ```
## SQL 中包含 unicode 特殊字符
* **Item**:KWR.005
* **Severity**:L1
* **Content**:部分 IDE 会自动在 SQL 插入肉眼不可见的 unicode 字符。如：non-break space, zero-width space 等。Linux 下可使用 \`cat -A file.sql\` 命令查看不可见字符。
* **Case**:
```sql
update tb set status = 1 where id = 1;
```
## INSERT INTO xx SELECT 加锁粒度较大请谨慎 ## INSERT INTO xx SELECT 加锁粒度较大请谨慎
* **Item**:LCK.001 * **Item**:LCK.001
......
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