Category "primary-key"

SQL: How to generate a unique value for a Primary Key

as the title states. I do have the following table: CREATE TABLE exampleTable( ID int NOT NULL, Text varchar(255), PRIMARY KEY (ID) ); By inserti

AUTOINCREMENT primary key for snowflake bulk loading

I would like to upload data into snowflake table. The snowflake table has a primary key field with AUTOINCREMENT. When I tried to upload data into snowflake wi

Update on Duplicate key with two columns to check mysql

I am trying to get my head around the 'On Duplicate Key' mysql statement. I have the following table: id (primary key autoincr) / server id (INT) / member id (I

Difference between non-prime and non-key attributes in Database

I am a little bit confused between non-prime attribute and non-key attribute I have searched a bit about them and found that non-prime attribute means An attri

Dynamodb will consider the secondary index also a primary key, before put item into table.?

I have the table named as message_tbl in dynamodb for messaging system. For the purpose to fetch all the message items related to particular conversation_id,

MS Access ignores trailing space(s) in primary key validation

I have an Access table with a TEXT primary key. If I use an INSERT statement to add a row where the primary key value is 'PART' and then try to INSERT anoth

Using text as a primary key in SQLite table bad?

Is it bad to have text as a primary key in an SQLite database? I heard that it's bad for performance reasons, is this true? And will the rowid be used as the ac