Re: [sqlite] How to convert a datetime column to a date?

2018-03-22 Thread Ron Watkins
Thanks, I was able to patch the table by removing the single tick marks using the trim and the group by query now works as expected. -Original Message- From: sqlite-users [mailto:sqlite-users-boun...@mailinglists.sqlite.org] On Behalf Of R Smith Sent: Thursday, March 22, 2018 7:23 AM To:

Re: [sqlite] How to convert a datetime column to a date?

2018-03-22 Thread Ron Watkins
convert a datetime column to a date? SQLITE3 datetime fields are actually text. Fix the file that you're importing so it doesn't have quotes around the date. It looks like you're using some kind of modified CSV exporter to create the file. On 3/22/18, 9:06 AM, "sqlite-

Re: [sqlite] How to convert a datetime column to a date?

2018-03-22 Thread Ron Watkins
2018 6:49 AM To: SQLite mailing list Subject: Re: [sqlite] How to convert a datetime column to a date? 1. It looks like you have superfluous quotes around the dates. That's probably your issue. 2. Try "select distinct dttm from foo LIMIT 10;" On 3/22/18, 8:47 AM, &qu

Re: [sqlite] How to convert a datetime column to a date?

2018-03-22 Thread Ron Watkins
27;_ _'2017-11-08 07:05:01'_ _'2017-11-08 07:05:01'_ _'2017-11-08 07:05:01'_ _'2017-11-08 07:06:01'_ _'2017-11-08 07:06:01'_ -Original Message- From: sqlite-users [mailto:sqlite-users-boun...@mailinglists.sqlite.org] On Behalf Of R Sm

Re: [sqlite] How to convert a datetime column to a date?

2018-03-22 Thread Ron Watkins
The table defines “dttm” as a “datetime” datatype. sqlite> select distinct dttm from foo; … (lots of records) '2018-03-22 06:25:01' '2018-03-22 06:26:01' '2018-03-22 06:27:01' '2018-03-22 06:28:01' '2018-03-22 06:29:01' '2018-03-22 06:30:01' '2018-03-22 06:31:01' '2018-03-22 06:32:02'

Re: [sqlite] How to convert a datetime column to a date?

2018-03-22 Thread Ron Watkins
ite-users-boun...@mailinglists.sqlite.org] On Behalf Of R Smith Sent: Thursday, March 22, 2018 4:21 AM To: sqlite-users@mailinglists.sqlite.org Subject: Re: [sqlite] How to convert a datetime column to a date? On 2018/03/21 5:30 PM, Ron Watkins wrote: > I have a table which contains

[sqlite] How to convert a datetime column to a date?

2018-03-22 Thread Ron Watkins
I have a table which contains a datetime column: table|foo|foo|2|CREATE TABLE foo ( dttmdatetimenot null i int not null ) I want to select out the max(i) value for each day where there are multiple records per day. select date(dttm) dt,max(i) from