UPDATE changes the values of the specified columns in all rows that satisfy the condition. Only the columns to be modified need be mentioned in the SET clause; columns not explicitly modified retain their previous values.

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3answers
5k views

Bulk update of all columns

I am wondering if PostgreSQL has an update query somewhat like their insert values syntax. I have an updated set of data in this form currently: INSERT INTO ...
0
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1answer
23 views

Update various fields with if condition compare other table fields [on hold]

Update Query Not working for some fields alone. update charged u INNER Join mis_charged v on v.id=u.id set u.act_val= if(v.DAYS=u.Activation_date,USG,Null), u.one_val= if(v.DAYS=u.Day_One ,USG,Null), ...
1
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1answer
34 views

MySQL Update a table based on the last data from another table while grouping with conditions

I need a query to UPDATE a series of fields based on another table Table lp_plates_backup | uid | brand | model | | 1 | | | | a | Old | Error | ...
0
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1answer
111 views

$addToset do not work in update if record not exists

I am trying to use following query db.TestColl.update({ "tags" : "silk" , "host" : "host.com"},{ "$set" : { "cat" : "MOVIE","publishTime" : 1370427540000 }, "$addToSet" : { "articleId" : { "$each" : ...
2
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1answer
2k views

Oracle 10g: Optimizing an update query that uses a subquery

I have the following query within a stored procedure, and I've been trying to improve its performance to no avail. UPDATE TBL_REPORTING REP SET (REP.ISSUER_ID, REP.ISSUER_NAME ) = ( ...
0
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1answer
166 views

MySQL add few column exception for TRIGGER UPDATE FOR EACH ROW

How to effectively add column id, name exception for trigger: CREATE TRIGGER updated BEFORE UPDATE ON table1 FOR EACH ROW SET NEW.date=NOW() so that date=NOW() will be affected on updating any ...
0
votes
0answers
10 views

reorganize and UPDATE [duplicate]

This is my table called tickets with ID primary key ID-TicketID-TYPE 101-3-0 a02-1-0 01a-2-0 I wanted to UPDATE it and be like this ID-TicketID-TYPE a02-1-0 01a-2-0 101-3-0 but when I used the ...
3
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0answers
59 views

Why is my SQL Server query behaving differently on UPDATE than on SELECT?

I've written a SQL Server query that updates records to have a sequential number after partitioning on a field. When I run it as a SELECT statement, everything looks great: DECLARE @RunDetailID INT = ...
1
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2answers
29 views

Sybase ASE find running process

I run UPDATE INDEX STATISTICS on some HUGE table. And it runs already about 1 hour. Is there some procedures/ways to find the percentage of executing this command? sp_who, sp_sysmon don't help. ...
0
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1answer
22 views

Mongodb update conditional set operator ($set only when it is insert )

Is there anything in Mongo update where $set when will work only when an insert is done. example is I have a collection which has these fields: Username FirstOccurrence Count What i want that i ...
1
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1answer
97 views

Update taking too long

I am updating a table with 250 million rows in SQL Server, and it's been running for 4.5 days. I'd like to use the computer it's running on for other memory-intensive work, so I'm torn about whether ...
0
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1answer
34 views

UPDATE statement not consistent when including NULL fields

So I want to append Field B to C, then copy field A to B and set field A to "Awaiting update". I have written the following code UPDATE Notes SET /* append previous month to notes */ Notes=Notes + ...
0
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0answers
10 views

Checkpointing in a deferred update database

Something that I just cannot get my head around. Checkpointing writes all dirty pages from ram memory to disk. For Deferred update systems, data changes recorded in the log file are applied to the ...
4
votes
1answer
2k views

How to remove known elements from a JSON[] array in PostgreSQL?

I'm facing an issue regarding using the JSON data type in PostgreSQL. I try to achieve storing a Java model denormalized in the DB. The model features lists of complex objects. Thus, I decided to ...
0
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0answers
23 views

PostgreSQL slow update -> does autovacuum have anything to do with it?

I am quite new to PostgreSQL as I only need it to create a map (using PostGIS). So I don't really know on hot how to optimise my DB... I have a table with a lot of polygons that I'd like to save in a ...
0
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0answers
20 views

Oracle SQL Updating Trigger Statement

Hey all so let me see if I can clearly explain what I would like this trigger to exactly do. First of all the trigger will deal with 2 tables: Delivery Table: DeliveryNum |ItemName | Quantity | ...
1
vote
1answer
167 views

Updating large table (~6.5 million rows) & indexes

I'm trying to update a table with about 6.5 million rows in a reasonable amount of time, but I'm having some issues. We're adding a new column to an existing table and then setting a value for all ...
0
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1answer
26 views

How to limit the range of an insert-update to only look at certain rows/ rows with field value: X?

I posted something similar before, but am still unsure of the technical implementation --- I'm so close to being there to the finished product. I have a table of tickets, and a stream of ticket ...
0
votes
1answer
188 views

MySQL update one table from another joined many-to-many

I have two tables, events and plays joined many-to-many by a third table plays_in_events. Where the events.Name field is blank, I want to set it equal to the name of the play that was performed in ...
5
votes
2answers
520 views

Adding a sequence number to existing rows

I have a table with an OrderSequence column. The schema looks roughly like this: id Name OrderSequence I have an array of ids ["1", "2", "3", "4"] from an application, and I want to set the ...
0
votes
1answer
146 views

Very slow update with subquery (different tables)

I run this query to update "domains" table based on "log" table: UPDATE domains SET domains.mx_collected = 0 WHERE domains.domain IN (SELECT log.mail as domain_name FROM log WHERE `time` >= ...
1
vote
1answer
45 views

MySQL Deadlock - accessing different primary key values also creating deadlock

I went through MySQL logs and found the reason for deadlock 1st thread is trying to execute below query. Which is waiting for thread 2. UPDATE M_SAMP SET MM_Q_IND=0 WHERE M_ID IN (SELECT M_ID FROM ...
0
votes
1answer
280 views

phpmyadmin not working after mysql update

i followed this guide to update my mysql form 5.1 to 5.5. After lots and lots of command and headache, i was able to upgrade mysql. i checked the version via terminal. But now there is another ...
0
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0answers
21 views

Efficient Trigger updating in Postgresql

So I have a big table that often needs specific columns updated for a large number of rows. So right now I have it set up so that there is a 'staging' table that has the update-able columns. Then upon ...
0
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0answers
21 views

How to find Deleted and Updated record tables in MYSQL database?

I have scenario like below. I need to find Deleted records and updated records effected tables in mysql. Ex: I update my Name or Email Id in UI that is effected in some tables either one table or ...
0
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1answer
28 views

Is it possible to update a field value in one table based on data inserted into various other tables?

Suppose I have a table representing clients. There is a field called last_active in the table which contains a time stamp. When a client uses the database they can insert data into one of four ...
0
votes
1answer
63 views

How to update a (very) large table without locking in MySQL

I have a large table (58+ million records) which represents a relation between two records (player and target) in a second table. Unfortunately, whoever designed our schema didn't think things ...
0
votes
1answer
17 views

Update multiple meta_value with single query

Here is a similar structure of a table that I am working on. |--ID--|--user_id--|--meta_key---|--meta_value--| |--1 --|--444444---|--first_name-|------NULL----| |--2 ...
0
votes
1answer
36 views

MySQL Cluster error on UPDATE: increase MaxNoOfConcurrentOperations

I had a table with ~0.5M rows and tried to exec simple query, something like UPDATE table SET col1=-90 + RAND()*90, col2=-180+RAND()*360 WHERE col1=9999 but result was ERROR 1297 (HY000): Got ...
0
votes
0answers
36 views

Sleeping queries blocking rebuild index and update statistics job in Always on

At one of your client sides we have configured Always on with synchronous mode.Also we have schedule rebuild index and update statistics job which runs in night every alternate day. the issue is ...
0
votes
1answer
25 views

Update statement with a function

I'm just curious. I was trying to optimize an update statement with a function Ex update circle set area = fnGetArea(radius) where ...<bunch of conditions> This update went 5-10mins and when ...
1
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2answers
49 views

How to update the parent/child of all rows in the tree (ltree)?

Here are my configurations: DB type: postgresql (9.3 if that's necessary) Table name: product_sections Column names: section_id (integer) & section_path (ltree) Detail: I have one reference ...
1
vote
1answer
36 views

Updating one table from another table where non-primary-key field is similar string

I have a database in Access that I am trying to fix (actually, I'm working on a copy of the original). There are two tables, one with data input errors, and a second that is a copy of those errors, ...
0
votes
1answer
45 views

Update does not working while select returns right results

I am trying to execute the query below: UPDATE( SELECT Ord.Completed FROM Product P INNER JOIN Order1 Ord ON Ord.OrderID = P.OrderID WHERE EXISTS( SELECT * FROM Delivery ...
2
votes
1answer
77 views

Updating large table worked before, now taking hours

BACKGROUND: I am using a non-production SQL Server to manipulate a large data set and run a few basic calculations. The original data file I have, which is about 30M rows, is missing records (not ...
0
votes
1answer
17 views

Are my MongoDB servers right in setting?

I have a small web site, so I used two servers. A: master 4G Ram, 96G SSD B: slave 2G RAM, 96G SSD The B server is always for backup, no read, no write. In my application, many users can (and will) ...
1
vote
2answers
81 views

T-SQL — Why do ALTER and UPDATE statement only run when separated into their own batch?

I have update and alter statements that are only running when they are put into they're own batch. Below is my shortened version. It'd probably be a good idea to skip the code and read my question ...
-1
votes
2answers
118 views

Update code works in manual stored procedure but not when run as SQL Server Agent Job

I have a stored procedure that deletes all records from an existing table, and then inserts new records. After the insert I have several update operations that change the value of one field. If I run ...
2
votes
0answers
90 views

Update all rows

I want to know the most efficient manner to update every row in an extremely large Oracle table for a single column. For example: update mytable set mycolumn=null; or: update mytable set ...
3
votes
2answers
1k views

Update statement is giving an invalid column name error, even though the column exists

I have a temporary table created at the beginning of this stored procedure. It is created successfully and can be selected from and inserted to. Here is the create statement CREATE TABLE ...
0
votes
1answer
70 views

How do I report progress of a long running transaction in MySQL?

I have this transaction in a stored procedure: ... START TRANSACTION; WHILE @Codes > 0 DO EXECUTE qry_rand_stmt; EXECUTE qry_insert_stmt; SET @Codes = @Codes - ROW_COUNT(); END ...
1
vote
1answer
4k views

update column based on the sort order of another query

I'm trying to add arbitrarily ordered records to a database so that they can be sorted by the ui (or when I query the database ). My problem is I already have the list, and I need to add a default ...
-2
votes
1answer
51 views

Find difference between two database and output them in a script sql [closed]

I had a SQL Server 2008 R2 database. I have dump it and made some mods in a copy. So, I have two databases: 1) the older version 2) the new version I need a script SQL to update the number 1) to ...
0
votes
1answer
82 views

Update table from different table [closed]

UPDATE RBI.RBI_OV_F_DETAIL A SET (BRANCH_ID, BRANCH_NUMBER) = ( SELECT PRICE_BRANCH_ID, PRICE_BRANCH FROM RSE.RSE_SO_F_ORDERS B WHERE A.SOURCE_ID = ...
0
votes
1answer
44 views

Compare two columns for difference mark the difference in mysql

I need to compare two fields and mark the similar fields in third table. For Example: Tables customer: phone id, phonenumber followstatus received_Customer: rc_id, rc_phonenumber. I ...
1
vote
0answers
38 views

How to use the value from record like as varchar?

I'm trying update a old table with result of selec for another tables but get a error using this sintaxe (e.g.): DO $$ DECLARE _roles refcursor; _onerole varchar; _record RECORD; ...
0
votes
2answers
34 views

DBO execute returns true but doesn't execute

I am having a bit of trouble with some of my code. This is the code: $STMT3 = $PDO->prepare(' INSERT INTO `lotteries_entries` (steamID, lottery_id) VALUES (:STEAMID, :ID); UPDATE ...
1
vote
1answer
35 views

Index that mimics full-text-index

I have a database that is retrieving information quite slowly, I asked a question and was told to use full-text-indexing, this worked, but now we switched over to a .sdf file and Sql Server Compact ...
0
votes
1answer
37 views

Why Does the Update Statement also updates indexes?

I am currently learning about SQL queries and how indexes work with them, and I ran into a situation that I don't understand. Let's say I have this query for that updates a tables' values with another ...
0
votes
1answer
70 views

Update an array element with inc mongo update

HI All I have this Data in mongo, {"articleId" : [ { "articleId" : "9514666", "articleCount" : 1 } ], "count" : NumberLong(1), ...