Results for DENSE_RANK


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SQL Reference, 9i Release 2 (9.2.0.2)

Functions, 2 of 177

DENSE_RANKFIRST FIRST_VALUE *

SQL Reference, 9i Release 2 (9.2.0.2)

Functions, 35 of 177

DENSE_RANKinformation on syntax, semantics, and restrictions Purpose DENSE_RANK computes the rank of a row in … , DENSE_RANK calculates the dense rank of a hypothetical row identified by the arguments of the … . As an analytic function, DENSE_RANK computes the rank of each row returned from a query with respect … commission of 5% in the

Data Warehousing Guide, 9i Release 2 (9.2.0.2)

SQL for Analysis in Data Warehouses

RANK and DENSE_RANKThe RANK and DENSE_RANK functions allow you to rank items in a group, for example, finding the top … by the following syntax: RANK ( ) OVER ( [query_partition_clause] order_by_clause ) DENSE_RANK … ( ) OVER ( [query_partition_clause] order_by_clause ) The difference between RANK and DENSE_RANK is that … DENSE_RANK

SQL Reference, 9i Release 2 (9.2.0.2)

Functions, 2 of 177

COVAR_SAMPCUME_DIST DENSE_RANK

Data Warehousing Guide, 9i Release 2 (9.2.0.2)

SQL for Analysis in Data Warehouses

FIRST/LAST SyntaxThese functions have the following syntax: aggregate_function KEEP ( DENSE_RANK LAST ORDER BY expr

Data Warehousing Guide, 9i Release 2 (9.2.0.2)

SQL for Analysis in Data Warehouses

Ranking Functionsthe values of a set of measures. The types of ranking function are: RANK and DENSE_RANK CUME_DIST and PERCENT_RANK NTILE ROW_NUMBER

SQL Reference, 9i Release 2 (9.2.0.2)

Functions, 57 of 177

LAST, the aggregate operates on a singleton (nonaggregate) set. DENSE_RANK FIRST or DENSE_RANK LAST … (salary) KEEP (DENSE_RANK FIRST ORDER BY commission_pct) \"Worst\", MAX(salary) KEEP (DENSE_RANK … ) KEEP (DENSE_RANK FIRST ORDER BY commission_pct) OVER (PARTITION BY department_id) \"Worst\", MAX

SQL Reference, 9i Release 2 (9.2.0.2)

Functions, 45 of 177

FIRSTor LAST, the aggregate operates on a singleton (nonaggregate) set. DENSE_RANK FIRST or DENSE_RANK … department_id, MIN(salary) KEEP (DENSE_RANK FIRST ORDER BY commission_pct) \"Worst\", MAX(salary) KEEP … (DENSE_RANK LAST ORDER BY commission_pct) \"Best\" FROM employees GROUP BY department_id; DEPARTMENT_ID

Data Warehousing Guide, 9i Release 2 (9.2.0.2)

SQL for Analysis in Data Warehouses

Hypothetical Rank and Distribution FunctionsRANK, DENSE_RANK, PERCENT_RANK or CUME_DIST of the row as if it was hypothetically inserted into the group.

Data Warehousing Guide, 9i Release 2 (9.2.0.2)

SQL for Analysis in Data Warehouses

FIRST/LAST As Regular Aggregates(DENSE_RANK FIRST ORDER BY (prod_min_price)) AS LP_OF_LO_MINP, MIN(prod_min_price) AS LO_MINP, MAX … (prod_list_price) KEEP (DENSE_RANK LAST ORDER BY (prod_min_price)) AS LP_OF_HI_MINP, MAX(prod_min_price

Data Warehousing Guide, 9i Release 2 (9.2.0.2)

SQL for Analysis in Data Warehouses

FIRST/LAST As Reporting AggregatesSELECT prod_id, prod_list_price, MIN(prod_list_price) KEEP (DENSE_RANK FIRST ORDER BY (prod_min_price … )) OVER(PARTITION BY (prod_subcategory)) AS LP_OF_LO_MINP, MAX(prod_list_price) KEEP (DENSE_RANK

Data Warehousing Guide, 9i Release 2 (9.2.0.2)

Oracle9i Data Warehousing Guide -- Index

Ffunctions COUNT, 6-5 CUME_DIST, 19-13 DENSE_RANK, 19-5 FIRST_VALUE, 19-24 FIRST/LAST, 19-28 GROUP_ID

SQL Reference, 9i Release 2 (9.2.0.2)

Examples, 2 of 3

Using Extensible Indexingrank between 10 and 20. You could use the DENSE_RANK function, as follows: SELECT last_name, salary … FROM (SELECT last_name, DENSE_RANK() OVER (ORDER BY salary DESC) rank_val, salary FROM employees … ) WHERE rank_val BETWEEN 10 AND 20; See Also: DENSE_RANK This nested query is somewhat complex, and it

Data Warehousing Guide, 9i Release 2 (9.2.0.2)

SQL for Analysis in Data Warehouses

Hypothetical Rank and Distribution Syntax[RANK | DENSE_RANK | PERCENT_RANK | CUME_DIST]( constant expression [,...] ) WITHIN GROUP ( ORDER

SQL Reference, 9i Release 2 (9.2.0.2)

Functions, 95 of 177

RANKthe same rank and cause nonconsecutive ranks. Compare this example with the example for DENSE_RANK

Data Warehousing Guide, 9i Release 2 (9.2.0.2)

Oracle9i Data Warehousing Guide -- Index

DDELETE statement, 21-39 DEMO_DIM package, 9-10 DENSE_RANK function, 19-5 design design logical, 3-2

SQL Reference, 9i Release 2 (9.2.0.2)

Oracle9i SQL Reference -- Contents

Oracle9i SQL Reference -- ContentsCURRENT_TIMESTAMP DBTIMEZONE DECODE DECOMPOSE DENSE_RANK DEPTH DEREF DUMP EMPTY_BLOB, EMPTY_CLOB

SQL Reference, 9i Release 2 (9.2.0.2)

Oracle9i SQL Reference -- Index

ADENSE_RANK, 6-55 FIRST, 6-67 FIRST_VALUE, 6-69 inverse distribution, 6-118, 6-121 LAG, 6-80 LAST, 6

Data Warehousing Guide, 9i Release 2 (9.2.0.2)

Oracle9i Data Warehousing Guide -- Contents

Oracle9i Data Warehousing Guide -- ContentsWarehouses Overview of SQL for Analysis in Data Warehouses Ranking Functions RANK and DENSE_RANK Top N

SQL Reference, 9i Release 2 (9.2.0.2)

Oracle9i SQL Reference -- Index

D-45 DENSE_RANK function, 6-55 DEREF function, 6-58 DESC clause DESC clause of CREATE INDEX, 13-77





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