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What is the default value for postgres uuid?

In Postgres 9.x, for a column of type UUID, how do I specify a UUID to be generated automatically as a default value for any row insert?

SQL Server

1 Answer · 3.3K Views · Answered ✓

Asked by: Christopher Paterson · 3 years ago

Explain psql drop constraint?

I have a situation that I am running into after upgrading my Postgres from 10.7 to 13.6. I have flyway scripts that date over several years that…

SQL Server

1 Answer · 699 Views · Answered ✓

Asked by: David Edmunds · 3 years ago

What is psql table size and row count?

My database is in TB with different schemas. I would like to search in each schema following information:Schema nameTable nameTable sizeRows…

SQL Server

1 Answer · 1.4K Views · Answered ✓

Asked by: Dipesh Bhardwaj · 3 years ago

Can postgres case be used to select which table to join?

I'm attempting to use a CASE expression to select which table each row should be joined with.Say I've got a table of item_instances in my game, of…

SQL Server

1 Answer · 1.1K Views · Answered ✓

Asked by: Augustina Fuentes · 3 years ago

left join vs inner join - Which is better?

Which join is better performing if all of them provide the same result? For example, I have two tables: employees(emp_id,name, address, designation,…

SQL Server

1 Answer · 989 Views · Answered ✓

Asked by: Claudine Tippins · 3 years ago

How to mysql delete duplicate rows in a table without id?

I need to delete the duplicate records in this table. However, there is no id for each row.----------------------Example Dataproduct amount…

SQL Server

1 Answer · 1.7K Views · Answered ✓

Asked by: Buffy Heaton · 3 years ago

What does sqlgo do?

The GO statement from SQL Server caused me great curiosity and I don't really know how to use it properly.I noticed that queries with or without GO…

SQL Server

1 Answer · 557 Views · Answered ✓

Asked by: Clare Matthews · 3 years ago

stored procedure vs function - What's the difference?

The use of the term \"stored procedure\" in this context appears to be by analogy to other database products. See this mailing list thread for a…

SQL Server

1 Answer · 1.0K Views · Answered ✓

Asked by: Aalap prabhakaran · 3 years ago

What does data folder of a company consists of?

In mysql data folder unknown files were created like this:This is my.ini content:[client]host= .port= 3306socket= "MySQL"

SQL Server

1 Answer · 1.2K Views · Answered ✓

Asked by: Dipesh Bhardwaj · 3 years ago

How to use psql with no psql password prompt?

I wrote a script to REINDEX indexes in a database. Here is one of them:echo -e "\nreindex for unq_vbvdata_vehicle started at: `date "+%F %T"`" >>…

SQL Server

1 Answer · 2.8K Views · Answered ✓

Asked by: Buffy Heaton · 3 years ago

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