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Anonymous Asked in Cars &Transportation · 2 weeks ago

How do I select multiple columns based on condition in SQL?

Contents
  1. How do I SELECT multiple columns in SQL query?
  2. How do I SELECT multiple criteria in SQL?
  3. How do I SELECT a column based on condition?
  4. How use multiple columns in SQL with like?
CREATE TYPE foo AS (new1 text, new2 int); Then you can select multiple columns based on a single CASE expression and unnest the record in the same step: SELECT tbl_id, (CASE WHEN TRUE THEN (col1::text, col2::int)::foo ELSE (col2::text, col3::int)::foo END). 6 июн. 2013 г.


How do I SELECT multiple columns in SQL query?

To select multiple columns from a table, simply separate the column names with commas! For example, this query selects two columns, name and birthdate , from the people table: SELECT name, birthdate FROM people; Sometimes, you may want to select all columns from a table.

How do I SELECT multiple criteria in SQL?

Description. The SQL AND condition and OR condition can be combined to test for multiple conditions in a SELECT, INSERT, UPDATE, or DELETE statement. When combining these conditions, it is important to use parentheses so that the database knows what order to evaluate each condition.

How do I SELECT a column based on condition?

Select columns based on conditions in Pandas Dataframe To select columns based on conditions, we can use the loc[] attribute of the dataframe.

How use multiple columns in SQL with like?

multiple like statements can not be used with or directly. You have to use column name for each like statement. Use multiple like as mentioned below. I think the OP wants to search for the strings in multiple columns; your example searches in only one column.

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