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- How to run sql in oracle database
- The steps to run SQL statements in an Oracle database include: Open the SQL Plus tool and connect to the database. Enter the SQL statement at the prompt. Press Enter to run the statement. View results, error messages, or exit SQL Plus.
- Oracle 1130 2024-04-07 16:39:21
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- How to write trigger in oracle database
- Oracle triggers are database objects that automatically perform actions when a specific event occurs in a table, such as inserting, updating, or deleting a record. To create a trigger, use the syntax CREATE TRIGGER <trigger name>ON <table name>FOR <event>ASBEGIN <action>END;. Triggers can insert, update, or delete records in another table, call procedures or functions, and execute user-defined code.
- Oracle 1148 2024-04-07 16:36:19
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- How to check the oracle database listening port
- To view the Oracle database listening port, follow these steps: Connect to the database server and find the listener process. Identifies the port number the listener process is listening on. Use the lsnrctl status command to list listener details, including port number, status, and number of connections.
- Oracle 1261 2024-04-07 16:33:23
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- How to start oracle data monitoring
- Steps to start a data listener in Oracle: Check the current status: lsnrctl status Start: lsnrctl start Enable automatic start: lsnrctl set auto_start true Verify the startup status: lsnrctl status Check the log file (/u01/app/oracle/product/<oracle_home> /server/tnsnames.ora) for error messages.
- Oracle 1192 2024-04-07 16:30:16
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- How to read the oracle database instance name
- Method to view the Oracle database instance name: SQL command: SELECT INSTANCE_NAME FROM V$INSTANCE; Operating system command: Unix/Linux execute ps -ef | grep -i ora_pmon; Windows View Task Manager starts with "ora_pmon" or "OracleXXX" Process properties; Oracle Enterprise Manager: Log in to the console, navigate to Database > Instance, and view the Name column.
- Oracle 1337 2024-04-07 16:27:21
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- What features does oracle have?
- Oracle database is known for its scalability, reliability, performance, security, high availability, ease of use, portability and other features. Its scalability supports large amounts of data and transactions, reliability ensures data integrity, advanced technology optimizes query performance, multi-layered security protects data security, replication and failover technology enables high availability, and intuitive interface and command line tools simplify management, available at Running on multiple platforms provides flexibility.
- Oracle 1085 2024-04-07 16:24:22
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- What language is used in oracle database?
- Oracle database uses PL/SQL language, whose features include process orientation, SQL integration, data processing, exception handling and portability. PL/SQL can be used to create stored procedures, triggers, packages, reports and perform data validation and manipulation.
- Oracle 889 2024-04-07 16:18:22
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- What does oracle database mean?
- Oracle Database is a relational database management system known for its high performance, scalability, data reliability, advanced security features, and extensive feature set. It is widely used in e-commerce, finance, healthcare, manufacturing, and retail industries.
- Oracle 555 2024-04-07 16:15:23
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- Where can I find Oracle scheduled tasks?
- Check the scheduled tasks in the Oracle database: 1. Query the DBA_SCHEDULER_JOBS view to obtain the task name, plan and other information; 2. Use the DBMS_SCHEDULER.LIST_JOBS function to return the same result set as the view.
- Oracle 997 2024-04-07 16:09:22
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- Where can I see the error message of Oracle scheduled task execution?
- To query Oracle scheduled task execution error information, you can follow the following steps: enable scheduled task logging; query scheduled task logs; and filter error information.
- Oracle 911 2024-04-07 16:06:22
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- Which is better, oracle or mysql?
- Oracle and MySQL perform differently under different requirements: Performance: Oracle has better performance and is suitable for processing large amounts of data. Scalability: Oracle is more scalable and can handle enterprise-level data sets. Cost: Oracle is proprietary software and has a higher cost; MySQL is open source software and is free to use. Features: Oracle is more feature-rich and suitable for advanced applications. Support: Oracle provides extensive technical support, and MySQL provides community support.
- Oracle 563 2024-04-07 16:03:25
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- Where can I find the instance name of Oracle database?
- How to view the Oracle database instance name: SQL*Plus: Execute the query "SELECT INSTANCE_NAME FROM V$INSTANCE;" Operating system command: Linux and macOS: "ps -ef | grep ora_pmon | grep -v grep | awk '{print $NF }'"Windows: Not available yet
- Oracle 477 2024-04-07 16:00:21
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- Where to open oracle database
- In Oracle DBMS, you can open an Oracle database through the SQLPlus command line tool or the Oracle SQL Developer GUI tool. The SQLPlus command is "sqlplus" and Oracle SQL Developer can be opened through "File" > "New" > "Database Connection".
- Oracle 960 2024-04-07 15:57:20
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- What are the types of oracle databases?
- Oracle database types provide different capabilities including: Multi-Mode (MM), RAC, NoSQL, Autonomous Database, Exadata, Appliance, and Vault. Choosing the appropriate type depends on application and workload requirements, including data type, batch size, scalability, performance, and cost.
- Oracle 433 2024-04-07 15:51:20
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- Where is the oracle database trigger?
- Triggers in Oracle database are located in the data dictionary, specifically in the USER_TRIGGERS table. Access methods include triggers that query a specific table or triggers that query all tables. The USER_TRIGGERS table contains attributes related to triggers, such as trigger name, associated table name, trigger type, execution conditions, execution code, status, etc.
- Oracle 798 2024-04-07 15:48:19
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