upsert

相关标签：javascript jquery android 多少钱 iPhone

What is the most efficient / best practise to Upsert 5000+ rows without Merge in SQL Server?

I have a web application which receives about 50 hits per second, and on each hit I am upsert\'ing around 10 records in a central SQL Server database. Roughly once every 3 seconds I am upserti开发者_如[详细]

2023-03-06 06:28 分类：问答
How can i upsert (replace) operation in Redis? (as Pipelined)

Upsert (Replace) Update If Exists Insert If Not Exists (Using Primary Key as Pipel开发者_如何学编程ined)What do you mean by \"update if exists\"? The standard Redis SET commands (SET, MSET, HSET,[详细]

2023-03-05 07:19 分类：问答
insert into mysql database, if records already exists, then update [duplicate]

This question already has answers here: Closed 10 years ago. Possible Duplicate: How do I update if exists, insert if not (aka upsert or merge) in MySQL?[详细]

2023-03-03 23:59 分类：问答
postgresql way to insert row with "ON CONFLICT" clause semantics

Is there an easy way in postgres to do the equivalent of the following in开发者_JS百科 sqlite? INSERT INTO foo (x, y, z) VALUES (1, 2, 3) ON CONFLICT replace;[详细]

2023-03-02 06:04 分类：问答
Drupal database API query - row.update if exists, else row.insert

I\'ve been trying to run a query in drupal that\'ll update entries if they already exists or insert a new entry if it doesnt. The code looks like this at the moment:[详细]

2023-03-01 15:48 分类：问答
update record if exists, else write new record?

I\'m trying to execute this query and when it finds a record for $serial, it can update it. OR, if the serial doesn\'t exist, it can write a开发者_运维问答 new record.[详细]

2023-02-26 18:33 分类：问答
ASP.net C# -- Merging a dataset that came from MySQL into a SQL Server 2008 table

I load data from a MySQL database table into a DataSet. Example: MySqlConnection myConnection = new MySqlConnection(/*connection string*/);[详细]

2023-02-07 02:48 分类：问答
Doing a large number of upserts as fast as possible

My app (which uses MySQL) is doing a large number of subsequent upserts. Right now my SQL looks like this:[详细]

2023-02-04 15:29 分类：问答
Upsert in Rails ActiveRecord

Does ActiveRecord have a built-in upsert functionality? I know I could write it myself but I开发者_C百科 obviously don\'t want to if such a thing already exists.There is an awesome new feature in rail[详细]

2023-02-04 15:11 分类：问答
UPDATE on INSERT duplicate primary key in Oracle?

I have a simple INSERT query where I need to use UPDATE instead when the primary key is a duplicate. In MySQL this seems easier, in Oracle it seems I need to use MERGE.[详细]

2023-02-02 01:24 分类：问答