search
HomeDatabaseOracleHow to check the table space corresponding to the user in Oracle

How to check the table space corresponding to the user in Oracle

#How does oracle check the table space corresponding to the user?

Query users

View all users in the database, provided that you have an account with dba authority, such as sys, system:

select * from dba_users;

View all users you can manage:

select * from all_users;

View current user information:

select * from user_users;

Query the table space corresponding to the user:

select username,default_tablespace from dba_users;

Specify the table space for the user:

alter user user name default tablespace table space name;

Specify the temporary table space for the user:

alter user user name temporary tablespace table space name;

Delete user:

drop user user name cascade;

Delete Table space:

drop tablespace table space name including contents and datafiles cascade constraint;

Path to find workspace:

select * from dba_data_files;

Oracle Check the size and usage of the table space sql statement

Query the name and size of the table space (copy as it is, do not change)

SELECT t.tablespace_name, round(SUM(bytes / (1024 * 1024)), 0) ts_size
FROM dba_tablespaces t, dba_data_files d
WHERE t.tablespace_name = d.tablespace_name
GROUP BY t.tablespace_name;

Check the name and size of the physical file in the table space (copy it as it is, do not change it)

SELECT tablespace_name,file_id,file_name,
round(bytes / (1024 * 1024), 0) total_space
FROM dba_data_files ORDER BY tablespace_name;

Recommended tutorial: "Oracle Tutorial"

The above is the detailed content of How to check the table space corresponding to the user in Oracle. For more information, please follow other related articles on the PHP Chinese website!

Statement
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn
Oracle: From Databases to Cloud ServicesOracle: From Databases to Cloud ServicesMay 02, 2025 am 12:05 AM

Oracle's evolution from database to cloud services demonstrates its strong technical strength and market insight. 1. Oracle originated in the 1970s and is famous for its relational database management system, and has launched innovative functions such as PL/SQL. 2. The core of Oracle database is relational model and SQL optimization, which supports multi-tenant architecture. 3. Oracle cloud services provide IaaS, PaaS and SaaS through OCI, and AutonomousDatabase performs well. 4. When using Oracle, you need to pay attention to the complex licensing model, performance optimization and data security issues in cloud migration.

Oracle and MySQL: Exploring Data Management ApproachesOracle and MySQL: Exploring Data Management ApproachesMay 01, 2025 am 12:13 AM

Oracle is suitable for enterprise-level applications that require high performance and complex queries, and MySQL is suitable for web applications that are rapidly developed and deployed. 1. Oracle supports complex transaction processing and high availability, suitable for financial and large ERP systems. 2.MySQL emphasizes ease of use and open source support, and is widely used in small and medium-sized enterprises and Internet projects.

MySQL vs. Oracle: A Look at the User ExperienceMySQL vs. Oracle: A Look at the User ExperienceApr 30, 2025 am 12:12 AM

The differences in user experience between MySQL and Oracle are mainly reflected in: 1. MySQL is simple and easy to use, suitable for quick access and high flexibility scenarios; 2. Oracle has powerful functions, suitable for scenarios that require enterprise-level support. MySQL's open source and free features attract startups and individual developers, while Oracle's complex features and tools meet the needs of large enterprises.

MySQL and Oracle: Exploring Performance and ScalabilityMySQL and Oracle: Exploring Performance and ScalabilityApr 29, 2025 am 12:12 AM

The difference between MySQL and Oracle in performance and scalability is: 1. MySQL performs better on small to medium-sized data sets, suitable for fast scaling and efficient reading and writing; 2. Oracle has more advantages in handling large data sets and complex queries, suitable for high availability and complex business logic. MySQL extends through master-slave replication and sharding technologies, while Oracle achieves high availability and scalability through RAC.

What Oracle Software Does: Key Functions and FeaturesWhat Oracle Software Does: Key Functions and FeaturesApr 28, 2025 am 12:08 AM

Key features of Oracle software include multi-tenant architecture, advanced analytics and data mining, real-time application clustering (RAC), and automated management and monitoring. 1) A multi-tenant architecture allows for the management of multiple independent databases in one database instance, simplifying management and reducing costs. 2) Advanced analytics and data mining tools such as Oracle Advanced Analytics and OracleDataMining help extract insights from data. 3) Real-time application cluster (RAC) provides high availability and scalability, improving system fault tolerance and performance. 4) Automated management and monitoring tools such as Oracle EnterpriseManager (OEM) to automate daily maintenance tasks and monitor numbers in real time

Oracle's Impact: Data Management and BeyondOracle's Impact: Data Management and BeyondApr 27, 2025 am 12:11 AM

Oracle has a profound impact in the fields of data management and enterprise applications. Its database is known for its reliability, scalability and security, and is widely used in industries such as finance, medical care and government. Oracle's influence has also expanded to middleware and cloud computing fields such as WebLogicServer and OracleCloudInfrastructure (OCI), providing innovative solutions. Despite the competition in the open source database and cloud computing market, Oracle maintains its leading position through continuous innovation.

Oracle: Exploring the Company's Mission and ValueOracle: Exploring the Company's Mission and ValueApr 26, 2025 am 12:06 AM

Oracle's mission is to "help people see the value of data", and its core values ​​include: 1) Customer first, 2) Integrity, 3) Innovation, and 4) Teamwork. These values ​​guide Oracle's strategic decision-making and business innovation in the market.

Oracle's Core Function: Providing Database SolutionsOracle's Core Function: Providing Database SolutionsApr 25, 2025 am 12:06 AM

Oracle Database is a relational database management system that supports SQL and object relational models to provide data security and high availability. 1. The core functions of Oracle database include data storage, retrieval, security and backup and recovery. 2. Its working principle involves multi-layer storage structure, MVCC mechanism and optimizer. 3. Basic usages include creating tables, inserting and querying data; advanced usages involve stored procedures and triggers. 4. Performance optimization strategies include the use of indexes, optimized SQL statements and memory management.

See all articles

Hot AI Tools

Undresser.AI Undress

Undresser.AI Undress

AI-powered app for creating realistic nude photos

AI Clothes Remover

AI Clothes Remover

Online AI tool for removing clothes from photos.

Undress AI Tool

Undress AI Tool

Undress images for free

Clothoff.io

Clothoff.io

AI clothes remover

Video Face Swap

Video Face Swap

Swap faces in any video effortlessly with our completely free AI face swap tool!

Hot Tools

MantisBT

MantisBT

Mantis is an easy-to-deploy web-based defect tracking tool designed to aid in product defect tracking. It requires PHP, MySQL and a web server. Check out our demo and hosting services.

SAP NetWeaver Server Adapter for Eclipse

SAP NetWeaver Server Adapter for Eclipse

Integrate Eclipse with SAP NetWeaver application server.

SublimeText3 Chinese version

SublimeText3 Chinese version

Chinese version, very easy to use

MinGW - Minimalist GNU for Windows

MinGW - Minimalist GNU for Windows

This project is in the process of being migrated to osdn.net/projects/mingw, you can continue to follow us there. MinGW: A native Windows port of the GNU Compiler Collection (GCC), freely distributable import libraries and header files for building native Windows applications; includes extensions to the MSVC runtime to support C99 functionality. All MinGW software can run on 64-bit Windows platforms.

Safe Exam Browser

Safe Exam Browser

Safe Exam Browser is a secure browser environment for taking online exams securely. This software turns any computer into a secure workstation. It controls access to any utility and prevents students from using unauthorized resources.