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2 votes
1 answer
563 views

Generating and storing a unique salt in Oracle database using Java

This is my account table: ...
Lebron11's user avatar
  • 143
1 vote
1 answer
383 views

Slow delete query on table with composite index

after profiling my application, it turns out that a single method is taking 3 minutes to run, which is about a third of the total runtime. The method deletes approx. 400.000 rows from each table (<...
l0r3nz4cc10's user avatar
1 vote
2 answers
473 views

How to optimize this SQL delete

I want to optimize the performance of this SQL query. If I populate this hashtable with one million keys the query will take around minute. How I can optimize this Java method for faster execution? <...
user1285928's user avatar