Top "Column-alias" questions

PostgreSQL: using a calculated column in the same query

I am having trouble using a calculated column in postgres. A similar code which works in SQL is given below, …

sql postgresql calculated-columns column-alias

SQL: What does NULL as ColumnName imply

I understand that AS is used to create an alias. Therefore, it makes sense to have one long name aliased …

sql column-alias

SQL not recognizing column alias in where clause

I am only a beginner in SQL, but I've come across this annoying error. SQL is having an issue with …

sql oracle column-alias

Are there any restrictions on Postgres column alias names?

Are there any restrictions, in terms of length, ability to include non-ASCII characters, etc. on the name of a Postgres …

sql postgresql column-alias

Oracle rename columns from select automatically?

I have 2 tables with the following fields. Table1 AA BB CC DD Table2 AA CC EE Query Select t1.*, t2.* …

sql oracle alias column-alias

sql left join for two tables using a CONCAT string as the argument

I need to get a title from table 2, table 2 has title and id column. Table 1 has some data and three …

mysql left-join column-alias

PostgreSQL - Aliases column and HAVING

SELECT CASE WHEN SUM(X.Count)*3600 is null THEN '0' ELSE SUM(X.Count)*3600 END AS PJZ, X.Mass …

postgresql having column-alias

Laravel 4 Eloquent Column Alias

What i am trying to achieve is in my database i have a table named channel i am using laravel's …

php view laravel column-alias