spring-jdbc

问题 I have LinkedHashMap<String,List<SelectItem>> results = got the results from DB see here I need to assign the above results to the lists available in UI using for loop. for (Map.Entry<String, List<SelectItem>> entry : results.entrySet()) { String key = entry.getKey(); List<SelectItem> values = entry.getValue(); System.out.println("Key = " + key); System.out.println("Values = " + values + "n"); } Assigning part example : if(key.equalsIgnoreCase("getProjectManager")) { tempselectedProjMgrList =

问题 i'm using Spring jdbcTemplate and using queryForList(-) method and i want to construct images from eachmap by iterating thourgh list of maps, i've declated datasource and JdbcTemplate and my class beans in spring cfg file but facing issue when trying to construct images form the content in map. This is my code block @SuppressWarnings("unchecked") public void test(){ try { System.out.println("========Started======"); String query="select image from save_image"; List<Map<String,Object>> li=

问题 I have the below MS SQL store procedure with the user defined variable ( @Location CREATE PROCEDURE [Organization].[Organization_Insert] ( @OrganizationID NVARCHAR(256), @Location Locationtype ReadOnly ) @Location has following attributes: OrganizationSubID, LocationCode Am using the below java class to invoke the store procedure, class OrganizationInsertProcedure extends StoredProcedure { private final String[] outputParameters = new String[] {OUTPUT}; public PlanActivityInsertProcedure

问题 We are using MS SQL Server 2012 and having a multi-tenant DB architecture for our cloud based solution. Multi-tenancy is designed as below 1.We have created views over our DB tables and as new organization registers into our application. 2.We create a database user and grants access to that user on view. The problem here is, we are supposed to support 5000 organizations. Right now we have spring-jdbc and c3p0 connection pool. Each JVM creates organization-wise data sources, each data source

问题 I have to be able to rename the default Spring Session table and found the following configuration options in the spring session documentation. spring.session.jdbc.schema=classpath:org/springframework/session/jdbc/schema-@@platform@@.sql # Path to the SQL file to use to initialize the database schema. spring.session.jdbc.table-name=SPRING_SESSION # Name of database table used to store sessions. Here is what I am trying to set in application.properties: spring.session.store-type=jdbc spring

问题 I am trying to implement the Spring @transactional with jdbc templates from the service layer calling 2 insert methods in a DAOImpl and using simplejdbctemplate to the insert and i see in the logs that spring creates a new transaction on my service method and my first insert suceeds and the second insert fails and even though it says it is rolling back on the same connection the first insert never get rolled back from my Mysql DB.(i am using innodb engine). Here is my service method. @Service

问题 My query looks like this, and performs well: select * from table t where (t.one,t.two,t.three) in ( (11,12,13), (21,22,23) ); Now the number of these triplets within the in statement will vary, so I'm trying to do the following with JDBC: String sql = "select * from table where (one, two, three) in (select * from unnest(?::smallint[], ?::integer[], ?::integer[]))" // conn is the java.sql.Connection PreparedStatement ps = conn.prepareStatement(sql); ps.setArray(1, conn.createArrayOf("smallint"

问题 I am passing parameters to Query using NamedParameterJdbcTemplate . But am getting trace details as a warning and parameter binding is not showing.Main problem for is it is showing the executing sql but I want parameter also part of it but only ?(question mark) comes.After the warning binding happens and execution is good but binding is not visible in log.Please help me to check this. column index 1, parameter value [mike], value class [java.lang.String], SQL type unknown column index 2,

问题 I'm using spring batch with java annotation. This batch is required read file, process and insert into table. Basically I have done itemReader , itemProcessor and userItemWriter with commit-interval equal to 1. My question is: How to insert PK of User table to UserDetail table? @Bean public UserItemWriter userItemWriter() { UserItemWriter itemWriter = new UserItemWriter(); List<ItemWriter<? super UserBO>> delegates = new ArrayList<>(); delegates.add( userDelegates() ); delegates.add(

问题 I am implementing a password recovery function in a Java project based on Spring. This is my methodology for that User clicks forgot password link In the next screen, user enter his email address which has been used to register his/her account System generates a UUID token and it is saved in a database table together with the email address user entered. In addition the expiry time is saved in database as a Timestamp value An email including a link to reset password is sent to user. (UUID