ibatis « mysql « Java Database Q&A

1. ibatis check for exist before creating value    stackoverflow.com

I have a property definition table and second one that holds the actual property values:

table propdef: id, name, description 
table props: id, propdefid, userid, value

2. Exception of type 'System.OutOfMemoryException' was thrown    stackoverflow.com

Hi I have an application which throws "Exception of type 'System.OutOfMemoryException'". Which reduces the performance of the server,the CPU usage was around 95%. I dont ...

3. How can we use mysql's limits with iBatis generally?    stackoverflow.com

I use iBatis 2.3.4 I have the following query:

<select id="getUserList" resultMap="userListResult">
    SELECT
            id,
      ...

4. Does Ibatis support Sets as parameter classes?    stackoverflow.com

Does anyone know if Ibatis accepts Sets as parameter classes? I didn't see any docs on it, but when I did try it failed and told me it was looking for ...

5. MyBatis java and MySql local variables    stackoverflow.com

I'm new to java world. And I have a problem with simple query:

<insert id="create" parameterType="models.entities.CategoryEntity">

    set @catId := (select categoryId from Categories limit 1);
     ...

6. Running multiple mysql statements in one transaction in Mybatis migration tool    stackoverflow.com

I'm using the Mybatis migration tool to maintain the schema to our database but I'm having the following problem. Currently, if we use multiple statements in a migration they are each ...

7. iBatis selectKey and transactions    stackoverflow.com

I'm using iBatis with MySQL 5 in my Java app. I have a persistent entity class

public class Entity {
    private int id;
    private Stirng property;
  ...

8. Using MySQL replication (Master/Slave) with MyBatis    stackoverflow.com

I am just wondering how I can use a Master/Slave MySQL replication database with MyBatis. JDBC offers a com.mysql.jdbc.ReplicationDriver (see here), but I couldn't find out where I can ...