What does number(10,4) mean in oracle-Oracle-php.cn

Home

Database

Oracle

What does number(10,4) mean in oracle

下次还敢

May 02, 2024 pm 11:42 PM

oracle

The NUMBER(10,4) data type in Oracle stores numeric values with a precision of 4 decimal places, ranging from -9999999999.9999 to 9999999999.9999. The maximum length of the integer part is 6 digits, and the maximum length of the decimal part is 4 digits.

What does number(10,4) mean in oracle

The meaning of NUMBER(10,4) in Oracle

NUMBER(10,4) data in Oracle type is a fixed-point numeric data type used to store numeric values with fixed decimal point precision.

Structure

Overall length: 10 bytes
Integer part length: 6 bytes
Decimal part length: 4 bytes

Meaning

NUMBER(10 ,4) You can store numbers with values ranging from -9999999999.9999 to 9999999999.9999, where:

Integer part: Can have up to 6 integers (excluding decimal points).
Decimal part: Can have up to 4 decimal places.

Example

123456.7890 is a valid NUMBER(10,4) value.
-9876543210.1234 is a valid NUMBER(10,4) value.
12345678901.2345 is an invalid NUMBER(10,4) value because it exceeds the maximum length limit of the integer part.
-12345.67890 is an invalid NUMBER(10,4) value because it exceeds the maximum length limit for the fractional part.

The above is the detailed content of What does number(10,4) mean 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: The Powerhouse of Database ManagementApr 17, 2025 am 12:14 AM

Oracle is called the "Powerhouse" of database management because of its high performance, reliability and security. 1. Oracle is a relational database management system that supports multiple operating systems. 2. It provides a powerful data management platform with scalability, security and high availability. 3. Oracle's working principles include data storage, query processing and transaction management, and supports performance optimization technologies such as indexing, partitioning and caching. 4. Examples of usage include creating tables, inserting data, and writing stored procedures. 5. Performance optimization strategies include index optimization, partition table, cache management and query optimization.

What Does Oracle Offer? Products and Services ExplainedApr 16, 2025 am 12:03 AM

Oracleoffersacomprehensivesuiteofproductsandservicesincludingdatabasemanagement,cloudcomputing,enterprisesoftware,andhardwaresolutions.1)OracleDatabasesupportsvariousdatamodelswithefficientmanagementfeatures.2)OracleCloudInfrastructure(OCI)providesro

Oracle Software: From Databases to the CloudApr 15, 2025 am 12:09 AM

The development history of Oracle software from database to cloud computing includes: 1. Originated in 1977, it initially focused on relational database management system (RDBMS), and quickly became the first choice for enterprise-level applications; 2. Expand to middleware, development tools and ERP systems to form a complete set of enterprise solutions; 3. Oracle database supports SQL, providing high performance and scalability, suitable for small to large enterprise systems; 4. The rise of cloud computing services further expands Oracle's product line to meet all aspects of enterprise IT needs.

MySQL vs. Oracle: The Pros and ConsApr 14, 2025 am 12:01 AM

MySQL and Oracle selection should be based on cost, performance, complexity and functional requirements: 1. MySQL is suitable for projects with limited budgets, is simple to install, and is suitable for small to medium-sized applications. 2. Oracle is suitable for large enterprises and performs excellently in handling large-scale data and high concurrent requests, but is costly and complex in configuration.

Oracle's Purpose: Business Solutions and Data ManagementApr 13, 2025 am 12:02 AM

Oracle helps businesses achieve digital transformation and data management through its products and services. 1) Oracle provides a comprehensive product portfolio, including database management systems, ERP and CRM systems, helping enterprises automate and optimize business processes. 2) Oracle's ERP systems such as E-BusinessSuite and FusionApplications realize end-to-end business process automation, improve efficiency and reduce costs, but have high implementation and maintenance costs. 3) OracleDatabase provides high concurrency and high availability data processing, but has high licensing costs. 4) Performance optimization and best practices include the rational use of indexing and partitioning technology, regular database maintenance and compliance with coding specifications.

How to delete oracle library failureApr 12, 2025 am 06:21 AM

Steps to delete the failed database after Oracle failed to build a library: Use sys username to connect to the target instance. Use DROP DATABASE to delete the database. Query v$database to confirm that the database has been deleted.

How to create cursors in oracle loopApr 12, 2025 am 06:18 AM

In Oracle, the FOR LOOP loop can create cursors dynamically. The steps are: 1. Define the cursor type; 2. Create the loop; 3. Create the cursor dynamically; 4. Execute the cursor; 5. Close the cursor. Example: A cursor can be created cycle-by-circuit to display the names and salaries of the top 10 employees.

How to export oracle viewApr 12, 2025 am 06:15 AM

Oracle views can be exported through the EXP utility: Log in to the Oracle database. Start the EXP utility, specifying the view name and export directory. Enter export parameters, including target mode, file format, and tablespace. Start exporting. Verify the export using the impdp utility.

See all articles