data-migration
Unable to use model in migration in Yii 1.x
Using migration to insert or change the table structure is no problem for me. But, I have a problems to to change the data inside a table using model. My idea is to do something like that:[详细]
2023-04-12 10:58 分类:问答how to migrate and process data in java with low memory and faster
I have an application that receives files with a flat table in DBF, which normalize and convert and insert into a MySQL database, files that grow to between 250,000 to 270,000 records and now consumes[详细]
2023-04-09 19:15 分类:问答Agile Parallel Database Migrations
I work in an environment that is very agile.We typically have daily rollouts.That ability is necessary due to the nature of our business.Often we have updates to the database.We built a home brewed da[详细]
2023-04-07 00:26 分类:问答Step By Step procedure to migrate data from Excel to MySql database table [duplicate]
This question already has answe开发者_开发技巧rs here: Closed 11 years ago. Possible Duplicate: how to import from MS excel into MYSQL DB[详细]
2023-04-05 20:26 分类:问答Data Import Question: Should I use a cursor?
开发者_如何学GoI\'m currently working on a SQL import routine to import data from a legacy application to a more modern robust system.The routine simply imports data from a flat-file legacy table (sto[详细]
2023-04-04 09:49 分类:问答Move MySQL schema
We have a Linux server that has been running our MySQL 5.1 server.For a variety of reasons we have created a new MySQL5.5 server.What is the easiest and most efficient way to move an entire schema fr开[详细]
2023-04-04 00:46 分类:问答Is it OK to move an old MySQL data folder to a new MySQL install's folder?
I\'ve installed MySQL on my Mac running lion using their DMG installer. This has created 2 folders, mysql-5.5.15-osx10.6-x86_64 and mysql-5.5.9-osx10.6-x86_64 with a symlink from /usr/local/mysql/ lea[详细]
2023-04-03 10:29 分类:问答Counting non-empty values in each column of a table
I am looking for missing data in a data migration project, and this report will help me immensely. Given a MySQL table, I would like to count all the empty (NULL or \'\') valu开发者_运维知识库es in e[详细]
2023-03-31 00:46 分类:问答Core Data only migrate specific tables [duplicate]
This question already has answers here: Example or explanation of Core Data Migration with multiple passes?[详细]
2023-03-29 19:13 分类:问答Fatal error when migrating data between 2 databases
At my company we\'re going from having individual databases for each customer to having one large database with every customer in it. We\'ve gone through the pain staking task of writing a migration s[详细]
2023-03-28 19:14 分类:问答