Recent questions tagged jdbc

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jdbc - How can I have a Java method return multiple values?

I was just wondering whether there's a way to make a Java method return multiple values. I'm creating an ... in Customer back. Any ideas? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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432 views

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jdbc - What is the suitable way to close the database connection in Java?

I tried to close the DB connection.But had a bit of confusion, say ResultSet rs = null Whether I have to ... ; What is difference between those? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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918 views

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jdbc - Logstash not reading in new entries from MySQL

I have Logstash and Elasticsearch installed locally on my Windows 7 machine. I installed logstash-input-jdbc in ... here to help others. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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563 views

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jdbc - how to use tns entries with macromedia drivers for Oracle

We are currently forced to use macromedia drivers on ColdFusion in order to connect to Oracle databases. The jdbc ... you be the correct url? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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656 views

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jdbc - How to convert java.io.InputStream to java.sql.Blob

How do I convert a java.io.InputStream to a java.sql.Blob using pure Java? In response to tbodt's suggestions, ... e) {e.printStackTrace();} See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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618 views

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jdbc - create a dynamic combo box using values from database in JSP

I want to create a combo box in jsp that contains values fetched from my database. Here's the code that I've written, ... { out.print(e); } %> See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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654 views

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jdbc - Apache Drill - connection to Drill in Embedded Mode [java]

I want to connect to Drill by Java app, and so far I was trying to use JDBC to do it and I'm using ... the web. Any help would be appreciated! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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639 views

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jdbc - Is the semicolon necessary in SQL?

Sometimes it works anyway if I forget the ;. But sometimes it doesn't. And in JDBC and Android SQLite, it ... When should I use a semicolon? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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632 views

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jdbc - No server-side prepared statements using MySQL Connector/J

From what I understand, MySQL 5.1 supports server-side prepared statements. Therefore the following code should ... statements being prepared? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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531 views

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jdbc - Getting one value from SQL select statement in Java

I'm trying to return a value from a select statement. Its only one value because the value I'm returning ... doing wrong is much appreciated. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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673 views

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jdbc - java.sql.Timestamp way of storing NanoSeconds

java.sql.Timestamp constructor go like this: public Timestamp(long time) { super((time/1000)*1000); nanos = (int)(( ... be so correct.. Isn't? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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536 views

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jdbc - DriverManager doesn't see dependency in gradle custom plugin's task

I'm writing some gradle plugin and now I've faced with a problem that DriverManager doesn't see JDBC driver ... am I missing here? Thanks! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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633 views

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jdbc - Db2 connection problem with java

I am having problem with DB2. I just installed the db2 as a db2admin and with a password. When i try ... exhausted completely. Please help me See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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782 views

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jdbc - Java code changeset in liquibase

Is there a way in liquibase to create java code change set (i.e. provide a java class, which will receive ... know that flyway has such feature) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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456 views

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jdbc - java setString() not working

try{is = new FileInputStream(new File(s)); PreparedStatement ps; ps= cn.prepareStatement("Update instructor set ... wrong. Could anyone help? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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594 views

1 answer

jdbc - MySQL syntax error when executing SQL query

When I try to run the code below I am getting: You have an error in your SQL syntax; check the manual that ... ; } Please help me in this. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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580 views

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jdbc - How to show an image from ms access to jpanel in java netbeans

The code I've used: private void okActionPerformed(java.awt.event.ActionEvent evt) { try { String Update = name. ... on a label. Please help. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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503 views

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jdbc - Getting a table's metadata without using resultset in java

Is there any way to get the meta-data of a particular table even before executing select statement. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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740 views

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jdbc - java.sql.SQLException:[Microsoft][ODBC Driver Manager] Invalid descriptor index

I use the following code try { Class.forName("sun.jdbc.odbc.JdbcOdbcDriver"); Connection con = DriverManager.getConnection ... can I solve it? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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810 views

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jdbc - Access Visual FoxPro database from Java

I've been trying to access a Visual Fox Pro database from Java for a week now. I'm getting desperate because my ... driver. Thank you all. Ely. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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703 views

1 answer

jdbc - Temporary in-memory database in SQLite

Is it possible somehow to create in-memory database in SQLite and then destroy it just by some query? I need ... to create whole new database. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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544 views

1 answer

jdbc - Communications link failure due to: java.io.EOFException

My webapp is running on Tomcat 5.5, I declared the datasource in web.xml: <resource-ref> <res-ref-name>jdbc/ ... well again. Any idea? Thanks. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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438 views

1 answer

jdbc - SQLNonTransientConnectionException: No current connection, in my application while interacting with Derby database

I implemented derby data base in my application to save my data,and I am getting this exception in retrieval of result ... Source) ... 11 more See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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495 views

1 answer

jdbc - Copying Java ResultSet

I have a java.sql.ResultSet object that I need to update. However the result set is not updatable. ... assistance would be gratefully received. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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555 views

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jdbc - Creating a DSN-less connection for MS Access within Java

I'm building a desktop app that needs to communicate with a MS Access database. Now, unless I want to register the ... I'll gladly listen to it! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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735 views

1 answer

jdbc - java.lang.ClassCastException: oracle.sql.TIMESTAMP cannot be cast to java.sql.Timestamp

I am working on an application that streams ResultSet over a network. I ended up using a ... getDate(CachedRowSetImpl.java:2139) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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511 views

1 answer

jdbc - Snippet to create a file from the contents of a blob in Java

I have some files stored in a database blob column in Oracle 9. I would like to have those files stored in the file ... array ); out.close(); } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.5k views

1 answer

jdbc - How to convert Blob to String and String to Blob in java

I'm trying to get string from BLOB datatype by using Blob blob = rs.getBlob(cloumnName[i]); byte[] bdata = ... and String to Blob in Java? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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