How to update Column related to Row Number
Is there any easy way to update Column by Row number not a PK
ex:
UPDATE contact m
SET ContactNumber = sub.rn + 500
FROM (SELECT Id, row_number() OVER (ORDER BY Id) AS rn FROM contact) sub
WHERE m.Id = sub.Id;
mysql mariadb
New contributor
add a comment |
Is there any easy way to update Column by Row number not a PK
ex:
UPDATE contact m
SET ContactNumber = sub.rn + 500
FROM (SELECT Id, row_number() OVER (ORDER BY Id) AS rn FROM contact) sub
WHERE m.Id = sub.Id;
mysql mariadb
New contributor
add a comment |
Is there any easy way to update Column by Row number not a PK
ex:
UPDATE contact m
SET ContactNumber = sub.rn + 500
FROM (SELECT Id, row_number() OVER (ORDER BY Id) AS rn FROM contact) sub
WHERE m.Id = sub.Id;
mysql mariadb
New contributor
Is there any easy way to update Column by Row number not a PK
ex:
UPDATE contact m
SET ContactNumber = sub.rn + 500
FROM (SELECT Id, row_number() OVER (ORDER BY Id) AS rn FROM contact) sub
WHERE m.Id = sub.Id;
mysql mariadb
mysql mariadb
New contributor
New contributor
New contributor
asked 6 mins ago
Mokh AkhMokh Akh
11
11
New contributor
New contributor
add a comment |
add a comment |
1 Answer
1
active
oldest
votes
I got the answer :)
UPDATE contact m
join
(
SELECT Id, @rownum:=@rownum+1 rownum FROM contact
CROSS JOIN (select @rownum := 0) rn
order by contact.Id
) as sub on sub.Id= m.Id
set m.ContactNumber = sub.rownum + 500
where m.Client_Id=1
New contributor
add a comment |
Your Answer
StackExchange.ready(function() {
var channelOptions = {
tags: "".split(" "),
id: "182"
};
initTagRenderer("".split(" "), "".split(" "), channelOptions);
StackExchange.using("externalEditor", function() {
// Have to fire editor after snippets, if snippets enabled
if (StackExchange.settings.snippets.snippetsEnabled) {
StackExchange.using("snippets", function() {
createEditor();
});
}
else {
createEditor();
}
});
function createEditor() {
StackExchange.prepareEditor({
heartbeatType: 'answer',
autoActivateHeartbeat: false,
convertImagesToLinks: false,
noModals: true,
showLowRepImageUploadWarning: true,
reputationToPostImages: null,
bindNavPrevention: true,
postfix: "",
imageUploader: {
brandingHtml: "Powered by u003ca class="icon-imgur-white" href="https://imgur.com/"u003eu003c/au003e",
contentPolicyHtml: "User contributions licensed under u003ca href="https://creativecommons.org/licenses/by-sa/3.0/"u003ecc by-sa 3.0 with attribution requiredu003c/au003e u003ca href="https://stackoverflow.com/legal/content-policy"u003e(content policy)u003c/au003e",
allowUrls: true
},
onDemand: true,
discardSelector: ".discard-answer"
,immediatelyShowMarkdownHelp:true
});
}
});
Mokh Akh is a new contributor. Be nice, and check out our Code of Conduct.
Sign up or log in
StackExchange.ready(function () {
StackExchange.helpers.onClickDraftSave('#login-link');
});
Sign up using Google
Sign up using Facebook
Sign up using Email and Password
Post as a guest
Required, but never shown
StackExchange.ready(
function () {
StackExchange.openid.initPostLogin('.new-post-login', 'https%3a%2f%2fdba.stackexchange.com%2fquestions%2f228650%2fhow-to-update-column-related-to-row-number%23new-answer', 'question_page');
}
);
Post as a guest
Required, but never shown
1 Answer
1
active
oldest
votes
1 Answer
1
active
oldest
votes
active
oldest
votes
active
oldest
votes
I got the answer :)
UPDATE contact m
join
(
SELECT Id, @rownum:=@rownum+1 rownum FROM contact
CROSS JOIN (select @rownum := 0) rn
order by contact.Id
) as sub on sub.Id= m.Id
set m.ContactNumber = sub.rownum + 500
where m.Client_Id=1
New contributor
add a comment |
I got the answer :)
UPDATE contact m
join
(
SELECT Id, @rownum:=@rownum+1 rownum FROM contact
CROSS JOIN (select @rownum := 0) rn
order by contact.Id
) as sub on sub.Id= m.Id
set m.ContactNumber = sub.rownum + 500
where m.Client_Id=1
New contributor
add a comment |
I got the answer :)
UPDATE contact m
join
(
SELECT Id, @rownum:=@rownum+1 rownum FROM contact
CROSS JOIN (select @rownum := 0) rn
order by contact.Id
) as sub on sub.Id= m.Id
set m.ContactNumber = sub.rownum + 500
where m.Client_Id=1
New contributor
I got the answer :)
UPDATE contact m
join
(
SELECT Id, @rownum:=@rownum+1 rownum FROM contact
CROSS JOIN (select @rownum := 0) rn
order by contact.Id
) as sub on sub.Id= m.Id
set m.ContactNumber = sub.rownum + 500
where m.Client_Id=1
New contributor
New contributor
answered 33 secs ago
Mokh AkhMokh Akh
11
11
New contributor
New contributor
add a comment |
add a comment |
Mokh Akh is a new contributor. Be nice, and check out our Code of Conduct.
Mokh Akh is a new contributor. Be nice, and check out our Code of Conduct.
Mokh Akh is a new contributor. Be nice, and check out our Code of Conduct.
Mokh Akh is a new contributor. Be nice, and check out our Code of Conduct.
Thanks for contributing an answer to Database Administrators Stack Exchange!
- Please be sure to answer the question. Provide details and share your research!
But avoid …
- Asking for help, clarification, or responding to other answers.
- Making statements based on opinion; back them up with references or personal experience.
To learn more, see our tips on writing great answers.
Sign up or log in
StackExchange.ready(function () {
StackExchange.helpers.onClickDraftSave('#login-link');
});
Sign up using Google
Sign up using Facebook
Sign up using Email and Password
Post as a guest
Required, but never shown
StackExchange.ready(
function () {
StackExchange.openid.initPostLogin('.new-post-login', 'https%3a%2f%2fdba.stackexchange.com%2fquestions%2f228650%2fhow-to-update-column-related-to-row-number%23new-answer', 'question_page');
}
);
Post as a guest
Required, but never shown
Sign up or log in
StackExchange.ready(function () {
StackExchange.helpers.onClickDraftSave('#login-link');
});
Sign up using Google
Sign up using Facebook
Sign up using Email and Password
Post as a guest
Required, but never shown
Sign up or log in
StackExchange.ready(function () {
StackExchange.helpers.onClickDraftSave('#login-link');
});
Sign up using Google
Sign up using Facebook
Sign up using Email and Password
Post as a guest
Required, but never shown
Sign up or log in
StackExchange.ready(function () {
StackExchange.helpers.onClickDraftSave('#login-link');
});
Sign up using Google
Sign up using Facebook
Sign up using Email and Password
Sign up using Google
Sign up using Facebook
Sign up using Email and Password
Post as a guest
Required, but never shown
Required, but never shown
Required, but never shown
Required, but never shown
Required, but never shown
Required, but never shown
Required, but never shown
Required, but never shown
Required, but never shown