0
votes
0answers
130 views

Converting UUID's from CHAR(32) to BIN(16)

I have a few questions relating to UUID's, but before I go on, let me explain our schema a bit, first, we're on MySQL 5.5 (Percona's version to be exact)... In each applicable table, we use a two ...
2
votes
1answer
443 views

Why does auto increment jumps by more than the number of rows inserted?

I am very perturbed by this weird behaviour I am seeing in the auto_increment value recorded in the bidID of a Bids table after performing bulk insertion using a stored procedure: INSERT INTO Bids ...
2
votes
1answer
297 views

Why is InnoDB auto_increment column skipping over large blocks of unused values?

We have an active and important InnoDB table with about 8M rows. We just noticed that for several months, the primary key value (a BIGINT) has been jumping by hundreds at a time. I turned on query ...
3
votes
1answer
984 views

Getting duplicate primary key for auto increment coloumn

I have a MySQL Innodb table with 'id' as auto increment primary key coloumn. My Scripts are doing following operations: insert ignore into tablename set x='a', y='b' update ignore tablename set ...