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MySQL How to select date from a datetime type field

There is a field created_at of datetime type. How to select data on a specific date? {Code...} {Code...} are all wrong, the result sets are all empty.

某草草 2017-06-30 09:53:42

The datetime type is in mssql and cannot be displayed.

[Pre-invoicing date] => DateTime Object ( [date] => 2019-03-17 00:00:00.000000 [timezone_type] => 3 [timezone] => PRC ) [Advanced payment date] => DateTime Object ( [date ] => 2019-04-01 00:00:00.000000

stock2 2019-05-03 21:51:04

thinkphp error when inserting date type data

thinkphp error when inserting date type data: Invalid datetime format: 1292 Incorrect date value: '2023-03-17T16:00:00.000Z' for column 'jfrq' at row 1

费师谨 2023-03-18 06:44:10

What does the number 6 in the MySQL DATETIME field mean?

I can't find it in DATETIME, but usually I define it as DATETIME without precision specifier. When running Hibernate automatic DDL update, I noticed that it changes the table to DATETIME(6)

P粉147747637 2023-08-09 14:34:58

PHP DateTime can combine date and time.

Hello! Here's the translation of your input: How do I combine a date and time using PHP and use MySQL's "time" column format? $date = new DateTime(); $time = $record->time; // 14:00:00 I can do this: $date = new DateTime(); $d

P粉178894235 2023-07-31 10:43:08

python - problem with datetime time output

1. Learn the basics of PYTHON on codecademy. Learn datetime and run the code: {code...}

ringa_lee 2017-05-18 10:46:51

JDBC datetime type

I have a DATETIME column in a MySQL database. I use ResultSet metadata to retrieve the column type and it returns TIMESTAMP which is incorrect. How can I get the correct java.sql.SQLType value for this column? I'll try to be more specific. I define the structure of the database in Java code. For exa...

P粉486138196 2023-12-27 20:52:41

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