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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31 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 ...
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1answer
57 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
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1answer
23 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 ...
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0answers
54 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
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1answer
77 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 ...
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1answer
28 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 ...
0
votes
1answer
150 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 ...
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2answers
78 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 ...
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1answer
141 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, ...
1
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2answers
521 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
176 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
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1answer
96 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 ...
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2answers
135 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 ...
0
votes
1answer
19 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
votes
2answers
369 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 ...
3
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0answers
135 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 ...
0
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1answer
98 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 ...
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votes
1answer
80 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
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1answer
59 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 ...
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0answers
43 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; ...
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2answers
46 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 ...
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1answer
38 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
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1answer
45 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 ...
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1answer
371 views

How to update a huge MySQL table from a text file

I have a huge MySQL table with 1.3 TB data with InnoDB engine format. Now I have a text file containing updated values of 2.2 GB of records in the 1.3 TB of data. How do I proceed ? I am a newbie ...
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1answer
27 views

Update Trigger in MYSQL

Here is my requirement :- I have a table called "users" and field called "Admin". Field "id" is primary key. Wants to update "Admin" field to "1" if id=1000; Tried this ,but not working.I tried ...
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1answer
68 views

Update and Insert Statement taking forever

I have a database with two columns that is called using the following query: SELECT TimesUsed, Word FROM Predictions WHERE (Word LIKE @partialWord) ORDER BY TimesUsed DESC In my application it is ...
0
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1answer
266 views

Slow Postgres updates if OTHER columns are indexed?

Certain updates take far too long on large Postgres tables. Given these conditions: only one column is being updated, and it is non-indexed the column already has data in it for every row due to a ...
0
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2answers
37 views

Update all data in a table without affecting ID(PK)

I'm using SQL Server 2005. I have a table with 4846 customer records. The PK is called ID and spans from record 40003 to 79870. This numbers are used a other tables to hold info about user orders, ...
3
votes
2answers
3k 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
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1answer
94 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), ...
0
votes
1answer
90 views

using update query with subquery in Oracle sql

I have an update query where I am trying to update a field but for more than one record, I am trying a join but it doesn't work. Below I get multiple values that come back from the select statement ...
4
votes
3answers
5k views

Cascade primary key update to all referencing foreign keys

Is it possible to update a primary key column value with cascading the update among all the foreign keys referencing it ? # EDIT 1: When I run followinq query select * from sys.foreign_keys where ...
1
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3answers
2k views

How to handle big data update based on excel spreadsheet

Scenario Select-based data is exported from DB to Excel spreadsheets. Some manual work is done on the excel files (filling missing data). Changed data from excel files is updated back to DB. ...
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1answer
225 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" : ...
0
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2answers
304 views

update column based on sum of data from another table

I have two tables : Table1 (col1, col2, col3, col4, val1, status) Table2 (col1, col2, col3, col4, val2) For Table1 and Table2, The columns (col1, col2, col3, col4) are the composite primary key. ...
1
vote
1answer
311 views

PostgreSQL, UPDATE CASE statement uses huge amount of space

I am running a CASE statement on one of my tables and it consumes a huge amount of hard drive space that is never freed up even when i run VACUUM ANALYZE. Autovacuum is ON as well. I am using ...
1
vote
1answer
210 views

Mysql update adding subquery field value to field

I want to update a field adding it the value of a subquery field. I'm trying this: UPDATE table a SET a.field=(a.field+b.subfield) INNER JOIN (SELECT subid, subfield FROM subtable WHERE ..... ) AS ...
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1answer
106 views

SQL - Update table for a unique ID with multiple entries if one entry has variable in question

I'm trying to update a table to fill in a variable to each row in the table if one row for the unique ID shows that variable. I was trying to do the following, but it's giving me an error. ...
2
votes
1answer
167 views

Does a database update force index rebuild regardless of updated field?

With MySQL (InnoDB), I understand that having indexes slow down UPDATE queries. I would like to know if this happens regardless of what fields are updated. For example, if I have a table with 20 ...
0
votes
2answers
1k views

How to update a column with values from the same newly inserted row on a SQL Server 2014 trigger?

Using SQL Server 2014, I have this: Table1 Tab1_id int identity(1,1) primary key Tab1_val1 smallint Tab1_val2 smallint Tab1_valInfo varchar(10) -- not yet implemented, will be used ...
6
votes
2answers
350 views

Is this update, select combination query thread safe?

I have a table called seats, which has a schema like this id,taken For each user, I take a random untaken id and assign to that user, here for simplicity say, I make taken =1. The query I am ...
0
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2answers
52 views

Can I update only the needed changes in a database?

First of all, I apologize if you can't understand very well what I am saying and it can be edit for better understanding of my post. The next example is for better understanding of databases with ...
0
votes
1answer
690 views

Store the resulting list of a SELECT in a variable to count AND use the result

I have stored procedure that uses a cursor and for every fetch a duplicate SELECT, once to determine the number of IDs found (SELECT COUNT(ID) FROM TableA WHERE something.. @cur_var) and if the ...
0
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1answer
62 views

Updating MySQL innodb table based on multiple joins

I have a table with the following (slightly simplified) structure CREATE TABLE `oak_relation` ( `o_id` int(10) unsigned NOT NULL, `k_id` bigint(20) unsigned NOT NULL, `initial` float unsigned NOT ...
2
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0answers
80 views

How to optimize update using join in postgresql

I'm using PostgreSQL 9.3.5 on a CentOS system. I have a very large table (twenty million rows, 50+ column) that aggregates data from a few hundred systems. Several times a day each of the systems ...
0
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1answer
42 views

MySQL: Is there a way to update a field so that all foreign key related fields are updated as well?

I'm assuming the answer to this question is yes but it is hard to Google this type of question and not get overly ambiguous results. I am working with a database that was dumped from a Magento ...
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0answers
40 views

Update on table deletes the record

I'm having a problem in my oracle database, I have a table PAYMENTS which has an ID (PK) and when I want to update a record: UPDATE PAYMENTS SET AMOUNT = 2000 WHERE ID = '1'; The record with ID = ...
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1answer
63 views

Set bit in Table A if values are present in Table B

I have two tables, Containing up to ~10 million entries. TableA which has 3 columns: IDA (bigint), IDB (int) and CHK (bit). (IDA, IDB) is the primary key. TableB which has 2 columns: IDA (bigint), ...
0
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2answers
100 views

How To Ignore SQL Update Notification

I have a very weird situation. One of our SQL Servers has a software update notification pending for Microsoft SQL Server 2008 R2 Service Pack 1 (KB2528583). However, this server is already at SP2. ...
0
votes
1answer
36 views

Postgres blocking UPDATE on new column?

For the life of me, I can't figure out why Postgres won't let me issue this update statement below. Assume any table called dim_dates where there's a column dateType: ALTER TABLE dim_dates DROP ...