Tutorial by Examples: describe

Recursion is when a method calls itself. Preferably it will do so until a specific condition is met and then it will exit the method normally, returning to the point from which the method was called. If not, a stack overflow exception might occur due to too many recursive calls. /// <summary>...

DESCRIBE and EXPLAIN are synonyms. DESCRIBE on a tablename returns the definition of the columns. DESCRIBE tablename; Exmple Result: COLUMN_NAME COLUMN_TYPE IS_NULLABLE COLUMN_KEY COLUMN_DEFAULT EXTRA id int(11) NO PRI 0 ...

Simple The Simple Products type should be used for that generally have a single configuration (one-size-fits-all). This might include items such as: A Box of Crayons, Small (24 Colors) A Box of Crayons, Large (64 Colors) SuperHighTech 26” HD Computer Monitor Barrack Obama Action Figure (6”) ...

select * from dba_objects

aws ec2 describe-images --filters "Name=name,Values=${NAME_OF_AMI}"