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- How to query the most recent compilation time data of a stored procedure in Oracle
- You can obtain the most recent compilation time of an Oracle stored procedure by querying the dba_procedures table and follow these steps: Connect to the database. Run the query SELECT object_name, last_ddl_timestamp FROM dba_procedures WHERE object_name = '<stored procedure name>'; Interpret the results, object_name is the stored procedure name, and last_ddl_timestamp is the latest compilation timestamp.
- Oracle 819 2024-04-18 21:21:23
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- How to query the latest compilation time record of a stored procedure in Oracle
- Steps to query the latest compilation time of a stored procedure in Oracle: Use the query statement: SELECT max(timestamp) AS "Last compilation time". Get data from the dba_objects table. Filter object_type = 'PROCEDURE' to get only stored procedures. Use object_name = 'stored procedure name' to filter out specific stored procedures.
- Oracle 1120 2024-04-18 21:18:16
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- How to view tables in oracle database
- Methods to view tables in Oracle database include: using the SELECT statement to query the table; using the DESCRIBE command to display the table structure; using the DBMS_METADATA package to obtain column information; using tools such as Toad to view the table structure.
- Oracle 465 2024-04-18 21:12:30
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- How to read tables in oracle database
- There are four ways to view tables in an Oracle database: viewing the table structure and data through SQL statements, using the SQL Developer GUI, using the Toad GUI, and using command-line tools.
- Oracle 1093 2024-04-18 21:06:18
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- How to change the oracle database port
- Oracle database port modification guide: Stop the database service; modify the value of PORT in the listener configuration; modify the value of ORACLE_PORT in the database configuration; restart the listener and database; use the netstat command to verify that the port has been changed.
- Oracle 911 2024-04-18 21:03:17
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- How to modify the oracle database port number
- How do I change the Oracle database port number? Stop the database service. Edit the listener configuration file and replace the old port number with the new port number. Edit the database configuration file and replace the old port number with the new port number. Start the database service. Test whether the new port number was changed successfully.
- Oracle 1051 2024-04-18 21:00:36
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- How to check the oracle database port number
- The Oracle database port number can be obtained by querying the local_listener parameter in the V$PARAMETER table with SQLPlus. The steps include: access SQLPlus, connect to the database, execute the SQL query, and find the port number.
- Oracle 751 2024-04-18 20:57:15
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- How to check the oracle database port number
- Oracle database port number query method: Use the Oracle listener command to check the listener status and obtain the port number. Use a SQL query to get the listener name. Use the LISTEN command to query the listener configuration and obtain the port number based on the listener name.
- Oracle 1126 2024-04-18 20:54:18
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- How to query the audit function in oracle database
- Oracle Database's auditing capabilities track database activity to ensure security. The steps for querying audit capabilities include: Determining the type of activity to be audited. Configure auditing using the AUDIT command. Use the SELECT command to query the audit trail table (for example, dba_audit_trail). Explain the information contained in audit records, such as username, timestamp, and type of operation.
- Oracle 696 2024-04-18 20:51:18
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- How to query which new tables are added in Oracle database
- Summary: There are three methods to query newly added tables in Oracle database: use data dictionary view: query DBA_OBJECTS view and specify time range filtering. Use flashback query: use FLASHBACK_TABLE pseudo table and specify timestamp query. Use log file queries: Parse Oracle redo log files, filtering rows that create tables and add columns.
- Oracle 1176 2024-04-18 20:48:15
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- How to query several tables with the same structure in Oracle database
- To query multiple tables with the same structure, you can use the UNION operator to join the SELECT statements for each table, ensuring that the number and type of columns match. Specific steps include: 1. Determine the columns to be queried; 2. Write a UNION query; 3. Execute the query; 4. Optional: Use DISTINCT to eliminate duplicates.
- Oracle 453 2024-04-18 20:45:29
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- How to query when the oracle database has been modified
- Oracle database provides the following methods to query table modification time: LAST_CHANGE pseudo column: Returns the last modified timestamp of any record in the table. USER_TAB_MODIFICATIONS view: Stores information about table structure changes, including last modification time. AUDIT TABLE command: Enables or disables table change auditing and records operation timestamps. FLASHBACK QUERY: Allows you to view data at a specific point in time of the table, but the flashback function needs to be enabled.
- Oracle 395 2024-04-18 20:42:18
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- How to query non-null data in oracle database
- You can query Oracle database for non-null data by filtering the data in the WHERE clause using the NOT NULL condition. Example query: SELECT name FROM employee WHERE name IS NOT NULL;
- Oracle 504 2024-04-18 20:39:12
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- How to query the creation date of table space in oracle database
- To query the creation date of a table space in an Oracle database, you can use the DBA_TABLESPACES view to obtain the table space name and creation date by querying the TABLESPACE_NAME and CREATED columns.
- Oracle 627 2024-04-18 20:33:12
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- How to query all tables and all data in oracle database
- To query all Oracle tables, execute: SELECT table_name FROM user_tables;. To query all data, you need to: 1. Get the table name; 2. Traverse the table and query: SELECT * FROM table_name;.
- Oracle 955 2024-04-18 20:30:32
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