cancel
Showing results for 
Search instead for 
Did you mean: 
Data Engineering
Join discussions on data engineering best practices, architectures, and optimization strategies within the Databricks Community. Exchange insights and solutions with fellow data engineers.
cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

b_1
by New Contributor II
  • 1751 Views
  • 2 replies
  • 1 kudos

to_timstamp function in non-legacy mode does not parse this format: yyyyMMddHHmmssSS

I have this datetime string in my dataset: '2023061218154258' and I want to convert it to datetime, using below code. However the format that I expect to work, doesn't work, namely: yyyyMMddHHmmssSS. This code will reproduce the issue:from pyspark.sq...

  • 1751 Views
  • 2 replies
  • 1 kudos
Latest Reply
b_1
New Contributor II
  • 1 kudos

Is there anybody who has the same issue or knows that this is in fact an issue?

  • 1 kudos
1 More Replies
cmilligan
by Contributor II
  • 8488 Views
  • 6 replies
  • 1 kudos

Resolved! Reference a single item tuple using .format() in spark.sql()

I'm trying to pass the elements of a tuple into a sql query using .format(). This works fine when I have multiple items in my tuple, but when using a single item in a tuple I get an error.tuple1 = (1,2,3) tuple2 = (5,)   combo = tuple1 + tuple2   pri...

Result
  • 8488 Views
  • 6 replies
  • 1 kudos
Latest Reply
Lakshay
Databricks Employee
  • 1 kudos

Could you please post the code and the error that you are getting?

  • 1 kudos
5 More Replies
Ericsson
by New Contributor II
  • 3926 Views
  • 2 replies
  • 1 kudos

SQL week format issue its not showing result as 01(ww)

Hi Folks,I've requirement to show the week number as ww format. Please see the below codeselect weekofyear(date_add(to_date(current_date, 'yyyyMMdd'), +35)). also plz refre the screen shot for result.

result
  • 3926 Views
  • 2 replies
  • 1 kudos
Latest Reply
Lauri
New Contributor III
  • 1 kudos

You can use lpad() to achieve the 'ww' format.

  • 1 kudos
1 More Replies
User16826994223
by Honored Contributor III
  • 4998 Views
  • 3 replies
  • 0 kudos

Resolved! Delta lake Check points storage concept

In which format the Checkpoints are stored in storage and , how does it help in delta to increase performance.

  • 4998 Views
  • 3 replies
  • 0 kudos
Latest Reply
aladda
Databricks Employee
  • 0 kudos

Great points above on how checkpointing helps with performance. In additional Delta Lake also provides other data organization strategies such as compaction, Z-ordering to help with both read and write performance of Delta Tables. Additional details ...

  • 0 kudos
2 More Replies
Labels