The goals and means. of language study, however, continue to be hotly debated (Background, para. 4). Most significant for language educators is the fact that this discussion of foreign. language education at the university level also includes heritage language. education as a significant component.
A temporary table can have indexes, whereas a table variable can only have a primary index. If speed is an issue Table variables can be faster, but if there are a lot of records, or there is a need to search the temporary table based on a clustered index, then a Temporary Table would be better.. Table variable is created in the memory where as a temporary table is created in the TempDB. But, if there is a memory pressure, the pages belonging to a table variable may be pushed out to tempdb. 2. Table variables cannot be involved in transactions, logging or locking.
A contingency table displays how two categorical variables are related in a table with how many individuals fall in each combination of categories. The categories of one variable define the rows and categories of the other variable define the columns of the table. A 2Ã2 table is a contingency table with 2 rows and 2 columns (i.e. it shows how categorical variables that have only two possibilities each are related).