Tags: sql,sql-examples
Live Demo of an example in action for a SELECT statement with all aggregate functions, which returns the values of each of the functions.
Tags: sql,sql-examples
Live Demo of an example in action for a SELECT statement with MIN() function, which returns the minimum value.
Tags: sql,sql-examples
Live Demo of an example in action for a SELECT statement with MAX() function, which returns the maximum value.
Tags: sql,sql-examples
Live Demo of an example in action for a SELECT statement with AVG() function, which returns the average value.
Tags: sql,sql-examples
Live Demo of an example in action for a SELECT statement with SUM() function, which returns the sum of values of a specific column.
Tags: sql,sql-examples
Live Demo of an example in action for a SELECT statement with COUNT(column) function, which returns the number of rows with non-NULL values on the specific column.
Tags: sql,sql-examples
Live Demo of an example in action for a SELECT statement with COUNT(*) function, which returns the number of rows in a result set.
Tags: sql,sql-examples
Live Demo of an example in action for the SELECT statement with ALL operator against a subquery to compare a column value against a set of values.
Tags: sql,sql-examples
Live Demo of an example in action for the SELECT statement with ANY operator against a subquery to compare a column value against a set of values.
Tags: sql,sql-examples
Live Demo of an example in action for the SELECT statement with NOT EXISTS operator to test the existence of data.
Tags: sql,sql-examples
Live Demo of an example in action for the SELECT statement with EXISTS operator to test the existence of data.
Tags: sql,sql-examples
Live Demo of an example in action for the DELETE statement having a subquery to delete records based on the values returned by the subquery.
Tags: sql,sql-examples
Live Demo of an example in action for the UPDATE statement having a subquery to insert records based on the values returned by the subquery.
Tags: sql,sql-examples
Live Demo of an example in action for the INSERT statement having a subquery to insert records based on the values returned by the subquery.
Tags: sql,sql-examples
Live Demo of an example in action for the SELECT statement having a subquery to fetch records based on the values returned by the subquery.
Tags: sql,sql-examples
Live Demo of an example in action for the SELECT statement with CASE statement without an ELSE block.
Tags: sql,sql-examples
Live Demo of an example in action for the SELECT statement with CASE statement to validate a field against multiple conditions with each returning a different value.
Tags: sql,sql-examples
Live Demo of an example in action for the SELECT statement with IS NOT NULL operator to validate a field value against a NULL value.
Tags: sql,sql-examples
Live Demo of an example in action for the SELECT statement with IS NULL operator to validate a field value against a NULL value.
Tags: sql,sql-examples
Live Demo of an example in action for the SELECT statement using GROUP BY and HAVING clauses to filter groups based on a condition.
Tags: sql,sql-examples
Live Demo of an example in action for the SELECT statement using GROUP BY to group rows based on column values.
Tags: sql,sql-examples
Live Demo of an example in action for the SELECT statement without using both table and column aliases.
Tags: sql,sql-examples
Live Demo of an example in action for the SELECT statement using both table and column aliases.
Tags: sql,sql-examples
Live Demo of an example in action for the ALTER TABLE statement to rename a table.
Tags: sql,sql-examples
Live Demo of an example in action for the ALTER TABLE statement to add a constraint to the table.
Tags: sql,sql-examples
Live Demo of an example in action for the ALTER TABLE statement to drop an existing column from the table.
Tags: sql,sql-examples
Live Demo of an example in action for the ALTER TABLE statement to modify an existing column data type.
Tags: sql,sql-examples
Live Demo of an example in action for the ALTER TABLE statement to modify an existing column position.
Tags: sql,sql-examples
Live Demo of an example in action for the ALTER TABLE statement to add a new column to a table.
Tags: sql,sql-examples
Live Demo of an example in action for the DELETE statement using the LIKE operator to delete table rows based on a string pattern.
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