Back to TopCauses. Cramps or spasms in the muscles often have no clear cause. Possible causes of hand or foot spasms include: Brain disorders, such asparkinson's disease,multiple sclerosis, dystonia, and Huntington's disease. Chronic kidney disease and dialysis.
SQL (pronounced ess-que-el) stands for Structured Query Language. SQL is used to communicate with a database. According to ANSI (American National Standards Institute), it is the standard language for relational database management systems. SQL statements are used to perform tasks such as update data on a database, or retrieve data from a database.
SQL is an interactive procedure, in whichRUN has no meaning. QUIT forces a step boundary,terminating the procedure. An SQL table in SAS isidentical to a SAS data set. The output table could alsobe a permanent SAS data set; in such case, it wouldsimply be referenced by a two-level name (e.g.EX.SELVAR2). A few other features of this simplestatement are worth noting.