Search results
18 lis 2015 · I am trying to select only today's records from a database table. Currently I use. SELECT * FROM `table` WHERE (`timestamp` > DATE_SUB(now(), INTERVAL 1 DAY)); But this takes results for the last 24 hours, and I need it to only select results from today, ignoring the time.
2 sty 2014 · Use CURRENT_DATE() or CURDATE() function. Try this: SELECT * FROM tb_data WHERE DATE(dateCol) = CURRENT_DATE(); OR. SELECT * FROM tb_data WHERE DATE(dateCol) = CURDATE()
11 sty 2016 · Below is my current code: $conn = new PDO("mysql:host=$host;dbname=$db_name",$user,$pass) or die("DB Connection failed!!"); I don't wanna perform another query inside the while loop. In sql ('normal' sql, i.e. not cursor etc) is set-based. As such, there is no 'current row'. Explain what you need, and what you tried.
The WHERE clause is used to filter records. It is used to extract only those records that fulfill a specified condition. WHERE Syntax. SELECT column1, column2, ... FROM table_name. WHERE condition; Note: The WHERE clause is not only used in . SELECT statements, it is also used in UPDATE, DELETE, etc.! Demo Database.
26 sty 2024 · Frequently, queries necessitate filtering rows based on time. We can use CURTIME() or CURRENT_TIME() in a WHERE clause for such operations. SELECT * FROM task_log WHERE task_time < CURTIME(); This query will retrieve all tasks that were logged before the current time.
13 lip 2015 · select sum(diff_ms) from writetest_table where time_on > ("2015-07-13 15:11:56"); This query typically takes around 7 seconds on a table that is heavily populated. It has ~35 million rows, MyISAM on MySQL running on Amazon RDS (db.m3.xlarge).
The WHERE clause allows you to specify a search condition for the rows returned by a query. The following shows the syntax of the WHERE clause: SELECT . select_list. FROM . table_name. WHERE . search_condition; Code language: SQL (Structured Query Language) (sql)
