How to stop insertion of duplicate data into sql (for login query)
32901
Adding a constraint to prevent duplicates in SQL Update Trigger
20342
Checking the way to stop duplicate names - validation rules or triggers
118632
How to set identity_insert to on in SQL Server
86478
SQL query that concatenates values from duplicate rows in a single table
104745
Insert query on page load, inserts twice?
141091
How can sanitation that escapes single quotes be defeated by SQL injection in SQL Server?
80112
Oracle: Inserting into table error - either duplicate column name or invalid datatype
148344
Can you prevent more than X number of rows being updated in SQL Server?
54185
Delete Duplicate Rows?
36268
Insert multiple rows WITHOUT repeating the "INSERT INTO ..." part of the statement?
110097
How do I compare two columns in SQL?
149172
Java: Avoid inserting duplicate in arraylist
63727
How can I write SQL for a table that shares the same name as a protected keyword in MySql?
18413
SQL Server - Best way to get identity of inserted row?
37741
How do I find duplicate values in a table in Oracle?
28765
how to delete duplicate rows from a table in mysql
138611
Stop SQL Server from ordering results?