大约有 45,000 项符合查询结果（耗时：0.0295秒） [XML]
How to wait for 2 seconds?
...e:
exec DBMS_LOCK.sleep(5);
This is the whole script:
SELECT TO_CHAR (SYSDATE, 'MM-DD-YYYY HH24:MI:SS') "Start Date / Time" FROM DUAL;
exec DBMS_LOCK.sleep(5);
SELECT TO_CHAR (SYSDATE, 'MM-DD-YYYY HH24:MI:SS') "End Date / Time" FROM DUAL;
...
How to select only 1 row from oracle sql?
...the newest entry in the table, assuming that [Date] is always inserted via SYSDATE.
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How to select records from last 24 hours using SQL?
...TDATE())
In Oracle:
SELECT *
FROM mytable
WHERE record_date >= SYSDATE - 1
In PostgreSQL:
SELECT *
FROM mytable
WHERE record_date >= NOW() - '1 day'::INTERVAL
In Redshift:
SELECT *
FROM mytable
WHERE record_date >= GETDATE() - '1 day'::INTERVAL
In SQLite:
SELEC...
How to check Oracle database for long running queries
...ress = s.address (+)
and to_date(c.start_time,'mm/dd/yy hh24:mi:ss') <= sysdate - (15/1440) -- running for 15 minutes
order by c.start_time
/
Step 2: desc v$session
Step 3:select sid, serial#,SQL_ADDRESS, status,PREV_SQL_ADDR from v$session where sid='xxxx' //(enter the sid value)
Step 4: s...
Oracle SQL: Update a table with data from another table
...le keys for the join:
update fp_active set STATE='E',
LAST_DATE_MAJ = sysdate where (client,code) in (select (client,code) from fp_detail
where valid = 1) ...
The beef is in having the columns that you want to use as the key in parentheses in the where clause before 'in' and have the select...
How do I use variables in Oracle SQL Developer?
...n 3.2. The other stuff didn't work for me, but this did:
define value1 = 'sysdate'
SELECT &&value1 from dual;
Also it's the slickest way presented here, yet.
(If you omit the "define"-part you'll be prompted for that value)
...
Inner join vs Where
...o reserve the WHERE clause for limiting the dataset (e.g. WHERE DATE > (SYSDATE - 1)) instead of also defining how the tables relate to each other (e.g. WHERE T1.ID = T2.ID). For a small table like the example in question makes little difference, but for large queries involving several tables and...
What are the uses for Cross Join?
...table, (perhaps he forgot his watch and wanted to read the time via SELECT SYSDATE FROM...) He realized that he still had his DUAL table lying around, and used that. After a while, he tired of seeing the time printed twice, so he eventual deleted one of the rows.
Others at Oracle started using his...
Hibernate dialect for Oracle Database 11g?
...have a problem with specific reserved function INTERVAL.. e.g " @Formula(" SYSDATE - INTERVAL '1' HOUR * SHOW_LIMIT_HOURS ") " . I don´t know it is could generate some issue, but seem to be a good solution: stackoverflow.com/a/26907699/1488761
– Eduardo Fabricio
...
DDD - the rule that Entities can't access Repositories directly
...filter order from tbl_order where placed_at is less than 30 minutes before sysdate" (see this answer).
It makes reasoning about the behavior of entities more difficult since the Single-Responsibility Principle is violated. If you need to work out storage/persistence issues you know where to go and w...