What is the method to query the number of rows in a table in Oracle?

To check the number of rows in a table, you can use various methods provided by Oracle.

  1. Total number
  2. The total number
SELECT COUNT(*) FROM 表名;
  1. SELECT the number of rows (column name)
  2. COUNT(column_name)
SELECT COUNT(列名) FROM 表名;
  1. Count the number of records.
  2. Number of rows
SELECT COUNT(1) FROM 表名;

These methods can all be used to retrieve the number of rows in a table, simply choose the appropriate method based on your specific needs.

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