By clause

Indicates that the data column is being used to create a grouped result set (is part of a GROUP BY clause) in an aggregate query.

Therefore, you can use a data column in a WHERE clause even if it is not part of the GROUP BY clause or contained in an aggregate function.

Analytic functions are the last set of operations performed in a query except for the final ORDER BY clause.

If the associated data column is part of a GROUP BY clause, the expression you enter is used for a HAVING clause.

A column used in an expression of the SELECT clause must be in the GROUP BY clause.

Indexes are automatically used to improve the performance of queries issued to the database, and to sort queries with an ORDER BY clause.

Indicates that the data column is being used to order the query results (is part of an ORDER BY clause ) .

When used without a GROUP BY clause, aggregate functions report only one aggregate value for a SELECT statement.

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The main query does not contain a GROUP BY clause, and is not an aggregate query, or the subquery returns exactly one value.

An OLAP function can be included in expressions in a select-list or the ORDER BY clause of a select-statement.

The first query specification of the UNION is used to determine the names to be matched with the ORDER BY clause.

This limits the total size of columns specified in an ORDER BY clause.

Remember that a scalar aggregate is a single value produced by an aggregate function without a GROUP BY clause.

Specify the columns to be included in the generated GROUP BY clause, as shown in Figure 13.

The index on the outermost table can be used to return rows in the order of the ORDER BY clause, eliminating the need for a sort.

Like in a regular ORDER BY clause multiple columns can be specified in either ascending or descending sequence.

An expression on a column used in the GROUP BY clause, or an expression on the results of an aggregate.

The result sets of SELECT statements with a GROUP BY clause and no ORDER BY clause are sorted by the GROUP BY columns.

Grouping is allowed only in the select list associated with a GROUP BY clause that contains either the CUBE or ROLLUP operator.

Specifies whether columns in an ORDER BY clause must be in the select list.

The GROUP BY clause restricts the rows of the result set; there is only one row for each distinct value in the grouping column or columns.

HAVING is usually used with the GROUP BY clause.

Similarly, if table names are aliased in the FROM clause, only the alias names can be used to qualify their columns in the ORDER BY clause.

The specifications provided in the PARTITION BY clause of the CREATE TABLE statement define how data in a table is partitioned.

Omit the ORDER BY clause if you do not need the result set to be ordered.

If there is no GROUP BY clause, put all the rows into a single group.

The GROUP BY clause can be used to generate results that contain aggregates for each group, but no detail rows.

The only columns that can be used in the nonaggregate expressions are those specified as grouping columns in the GROUP BY clause.

The exact results of a UNION operation depend on the collation chosen during installation and the ORDER BY clause.

The partitioning key should be made up of columns that often participate in a GROUP BY clause.

The GROUP BY clause must contain all nonaggregated columns in the select list, and must not contain other columns not in the select list.

The component SELECT statements must each have the same number of items in the select list, and cannot contain an ORDER BY clause.

Whenever an aggregate function is used in a SELECT statement that does not include a GROUP BY clause, it produces a single value .

Insertions are done in an arbitrary order unless the SELECT statement contains an ORDER BY clause.

V$SQL lists statistics on shared SQL area without the GROUP BY clause and contains one row for each child of the original SQL text entered.

The ORDER BY clause can include items that do not appear in the select list.

The following example uses a SELECT query that contains an aggregate function and a GROUP BY clause .

The SQL generated by the previous instructions has only a single grouping set in the GROUP-BY clause.

The exact results of an ORDER BY clause depend on the collation of the columns being ordered.

Option to a SELECT statement and using an appropriate ORDER BY clause to create an ordered data file .

It sets conditions for the GROUP BY clause similar to the way in which WHERE sets conditions for the SELECT clause.

A GROUP BY clause in a subquery that references a column from the outer query returns an error as per the SQL standard.

I also described two ways to use the PARTITION BY clause of the CREATE TABLE statement to create partitioned tables.

The pseudo column LEVEL can be used in the ORDER BY clause to return the result set in search breadth first sequence.

FIRST and TOP should be used only in conjunction with an ORDER BY clause to ensure consistent results.

The ORDER BY clause specifies how the data is sorted within each group ( partition ).

Using one ORDER BY clause applies only to when using UNION, EXCEPT and INTERSECT in a top-level query and not in a subquery.

The following example shows how the SELECT statement uses the SUM aggregate, the GROUP BY clause, and the CUBE operator.

Or you could get a summary of all the different colors by using the GROUP BY clause.

Columns are not automatically added to the GROUP BY clause if they are already part of an aggregate function.

This happens if the cursor has an ORDER BY clause that uses an existing index (a work table is not created).

Aggregate functions are frequently used with the GROUP BY clause of the SELECT statement.

Add the following Order By clause between the Where statement and the Select statement of the query.

The CUBE operator is specified in the GROUP BY clause of a SELECT statement.

There is no relationship between the columns in the GROUP BY clause and the nonaggregated columns in the SELECT list.

These operator choices provide further sorting control and accompany a given column in the ORDER BY clause.

If column names are aliased in the SELECT list, only the alias name can be used in the ORDER BY clause.

Alternatively, you can use parameters to sort data, or sort data during data processing by specifying an ORDER BY clause in the query.

Added clarification about the purpose of the ORDER BY clause in a view definition.

The GROUP BY clause allows you to aggregate data.

The sequence of the sort columns in the ORDER BY clause defines the organization of the sorted result set.

The GROUP BY clause must contain all nonaggregated columns in the select list, and can contain other columns not in the select list.

You can use different aggregate functions in the same statement by including more than one COMPUTE BY clause.

Make sure that the columns that follow the GROUP BY clause have meaningful, real-life relationships with each other.

When the framework appends the ORDER BY clause to the recordset's SQL query, the clause controls the selection's ordering.

You combine these queries with UNION ALL, apply FOR XML EXPLICIT, and specify the required ORDER BY clause.

HAVING is typically used in a GROUP BY clause.

The ORDER BY clause is used only to determine the rows that are returned by the TOP clause in the view definition.

Returns a row for each symmetric key encryption specified by using the ENCRYPTION BY clause of the CREATE SYMMETRIC KEY statement.

It also uses the GROUPING function on the two columns that are listed after the GROUP BY clause.

For an example of a query that uses the XMLAGG function with an ORDER BY clause, see Using the XMLAGG function.

It contains the contents of the ORDER BY clause but not the keyword ORDER BY.

The ORDER BY clause is not valid in views, inline functions, derived tables, and subqueries, unless TOP is also specified.

The GROUP BY clause collects the selected rows into one group for each unique value in the GROUP BY clause.

There is no limit to the number of items in the ORDER BY clause.

Ordernames (string) is the SQL order by clause of a Select statement.

Therefore, the additional [Summary! 2! ProductModelID! Hide] column is added and is then specified in the ORDER BY clause.

Support for constants in ORDER BY clause have been depreciated.

When executed, the column prefix in the ORDER BY clause is not ignored.

Is a column in a GROUP BY clause to test for CUBE or ROLLUP null values.

The result set is not ordered unless the query itself contains an ORDER BY clause.

For more information about the maximum ORDER BY clause size, see ORDER BY Clause (Transact-SQL).

The COMPUTE BY clause uses two different aggregate functions.

Column names in the ORDER BY clause are resolved to columns listed in the select list, regardless if they are qualified.

A GROUP BY clause was used without the corresponding GROUP WITHIN clause.

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Nor can you update views containing a GROUP BY clause in the SELECT statement, or views containing a UNION operation.

The ORDER BY clause sorts query results by one or more columns up to 8, 060 bytes.

For all rows produced by the iterations of the CONNECT BY clause LEVEL is raised by 1.

XMLAGG functions use the ORDER BY clause to sort the elements within the group.

Non-integer constants are allowed (and ignored) in the ORDER BY clause.

If you name more than one column in the ORDER BY clause, the sorts are nested.

The query does not conform to SQL syntax, because it uses the WITH TIES clause without an attendant ORDER BY clause.

These keywords are for use with queries that include an ORDER BY clause.

The ORDER BY clause, the COMPUTE clause, and the INTO keyword are not allowed.

If more than one column is named in the ORDER BY clause, sorts are nested.

Unknown The support for the GROUP BY clause is unknown.

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The GROUP BY clause is used to produce aggregate values for each row in the result set.

The attributes appear in both the SELECT clause and the GROUP BY clause.

In particular, you cannot use an ORDER BY clause in the SELECT query.

The groups are formed using the GROUP BY clause of the SELECT statement.

Optionally, you can use the DELIMITED BY clause to specify a different delimiter string than the default, which is a comma.

The GROUP BY clause in this example includes the ProductModelID and Name columns.

The temporarily created field SORT is used within the ORDER BY clause, to get the result returned in the depth-first sequence.

The recursive subquery cannot contain DISTINCT, or a GROUP BY or an ORDER BY clause.

An ORDER BY clause, unless there is also a TOP clause in the select list of the SELECT statement.

A GROUP BY clause references a property that is an embedded object without using dot notation.

Either remove the WITH TIES clause or add an ORDER BY clause.

Furthermore, if an "ORDER BY" clause is used, each tag carries a num attribute that specifies the sequence of output data.

Specify a sort order for use in an ORDER BY clause that sorts the records.

This becomes a concern when using an ORDER BY clause.

The ORDER BY clause allows sorting of query results by one or more columns.

If there are no attributes in the SELECT clause, then there should be no GROUP BY clause.

You can use the GROUP BY clause, subqueries, and joins in view definitions.

To avoid unpredictable output in this situation, we would need to code the ORDER BY clause (even before DB2 9).

In the ORDER BY clause to return the highest-ranking rows as the first rows in the table.

The ORDER BY clause is used to sort the rows.

An ORDER BY clause must be explicitly specified for SQL Server to sort any result set.

Next, ensure that the index has these columns in the proper sequence (according to the ORDER BY clause), so that a sort can be avoided.

Query 11 returns the same logical result as Query 10 but uses XMLTABLE and the SQL group by clause.

To summarize data, SQL Server provides a few more options, such as the WITH CUBE operator and the COMPUTE BY clause.

If there are no aggregates in the SELECT clause, and if there is no GROUP BY clause, go to step 7.

A GROUP BY clause with two columns returns three more kinds of groupings when the CUBE operator is used.

The following steps show the processing order for a SELECT statement with a WHERE clause, a GROUP BY clause, and a HAVING clause

Our next example, shown in Figure 2, is a query with an ORDER BY clause using the code below

Runtime parameters can be passed into the XQuery by using the XMLQuery functions PASSING BY clause

The GROUP BY clause: organizing query results into groups

The order by clause is used to specify the sort order of the result. Here we want to order the result by category and title

Because of the complexity of the SELECT statement, detailed syntax elements and arguments are shown by clause

non - integer constants are not allowed in the order by clause

The ORDER BY clause is specified to order the XML elements