Use CURRENT_TIMESTAMP() to Insert Timestamp Into a MySQL Table Use the SELECT statement to see the current table data. Query: INSERT INTO demo_one (demo_one_id, demo_one_timestamp) The first approach we will demonstrate to insert TIMESTAMP into a MySQL table is NOW(). Use NOW() to Insert Timestamp Into a MySQL Table It means we are bound to insert the values for both columns. We can see that both attributes do not accept NULL values, and we don’t have any default values for them. | demo_one_timestamp | timestamp | NO | | NULL | | | demo_one_id | int | NO | PRI | NULL | | | Field | Type | Null | Key | Default | Extra | Use DESCRIBE as follows to know more about the table definition. Write a SQL statement to insert rows into the table employees in which a set of columns department_id and job_id contains the values which must have exists into the table departments and jobs.ĭo not submit any solution of the above exercises at here, if you want to contribute go to the appropriate exercise page.How To INSERT Record In MySQL Database Table Using Command Prompt | 2020 Best Practices Create a MySQL Tableįirst, we will create the table that we will be using for this tutorial. Write a SQL statement to insert rows into the table employees in which a set of columns department_id and manager_id contains a unique value and that combined values must have exists into the table departments.ġ4. Write a SQL statement to insert rows in the job_history table in which one column job_id is containing those values which are exists in job_id column of jobs table.ġ3. Write a SQL statement to insert records into the table countries to ensure that the country_id column will not contain any duplicate data and this will be automatically incremented and the column country_name will be filled up by 'N/A' if no value assigned for that column.ġ2.
Write a SQL statement to insert rows into the table countries in which the value of country_id column will be unique and auto incremented.ġ1. Write a SQL statement to insert a record into the table countries to ensure that, a country_id and region_id combination will be entered once in the table.ġ0.
Write a SQL statement to insert one row in jobs table to ensure that no duplicate value will be entered in the job_id column.ĩ. Write a SQL statement to insert one row in jobs table to ensure that no duplicate value will be entered in the job_id column.Ĩ. | COUNTRY_ID | COUNTRY_NAME | REGION_ID | Assume that, the countries table is empty. Write a SQL statement insert rows from country_new table to countries table. Write a SQL statement to insert 3 rows by a single insert statement.Ħ. Write a SQL statement to insert NULL values against region_id column for a row of countries table.ĥ. Write a SQL statement to create duplicate of countries table named country_new with all structure and data.Ĥ. Write a SQL statement to insert one row into the table countries against the column country_id and country_name.ģ. | COUNTRY_NAME | varchar(40) | YES | | NULL | | | COUNTRY_ID | varchar(2) | YES | | NULL | | Here in the following is the structure of the table countries. Write a SQL statement to insert a record with your own value into the table countries against each columns.
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