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Q&A Is there a way to automatically fix MySQL tables where the auto_increment has fallen behind the correct value?

Due to a series of unfortunate events I have some tables where the auto_increment value got behind what it should be. If the auto_increment value is 9 and there are 20 rows in the table the next 1...

1 answer  ·  posted 4y ago by Charlie Brumbaugh‭  ·  last activity 4y ago by Alexei‭

#2: Post edited by user avatar Alexei‭ · 2020-11-14T06:48:37Z (about 4 years ago)
added relevant tag
  • Due to a series of unfortunate events I have some tables where the auto_increment value got behind what it should be.
  • If the auto_increment value is 9 and there are 20 rows in the table the next 11 INSERTs will fail because the primary key value already exists.
  • It's possible to fix this manually by selecting the max value of the primary key column and then setting the auto_increment to that plus one. **Is it possible to fix these tables programmatically?**
  • Due to a series of unfortunate events I have some tables where the auto_increment value got behind what it should be.
  • If the auto_increment value is 9 and there are 20 rows in the table the next 11 INSERTs will fail because the primary key value already exists.
  • It's possible to fix this manually by selecting the max value of the primary key column and then setting the auto_increment to that plus one. **Is it possible to fix these tables programmatically?** []()
#1: Initial revision by user avatar Charlie Brumbaugh‭ · 2020-11-13T18:45:22Z (about 4 years ago)
Is there a way to automatically fix MySQL tables where the auto_increment has fallen behind the correct value?
Due to a series of unfortunate events I have some tables where the auto_increment value got behind what it should be. 

If the auto_increment value is 9 and there are 20 rows in the table the next 11 INSERTs will fail because the primary key value already exists.

It's possible to fix this manually by selecting the max value of the primary key column and then setting the auto_increment to that plus one. **Is it possible to fix these tables programmatically?**