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To make an ssh connection to remote server and scp files from that server through Python script, I used the python package " paramiko &...
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Once I found in Postgresql 9.0.1 that one of the report queries was hanged in the DB server while it was perfectly running on the developmen...
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Let we have a database like: postgres=# \c testdb You are now connected to database "testdb" as user "postgres". test...
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Our data scientists wanted to read some data from Dynamodb. In order to do this, we had to increase the Read Capacity of the table to a hi...
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We faced an interesting issue here. We had a task to restore dynamodb from backup stored in s3. We took the backup using AWS pipeline. Bu...
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A few months ago I was working in a sports portal project. As a database developer, my first task was designing data model for Baseball spor... -
Postgresql failover with Pgpool II replication can be configured for 24x7 database system where no downtime is allowable. The followings des...
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A few days back, I faced a disaster with one of the databases with xid wrap around issue. I started to dig into the details about the actu...
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"remove_non_alphanum_char_f" - this function is used remove non-alphanumeric character from a string Input: varchar(255) Output: v...
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We got into a problem with the follwoing error: "FATAL: database is not accepting commands to avoid wraparound data loss in database...
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