key column

An update to a key column operates like a delete of the old key value followed by an insert of the new key value.

The same idea holds in a relational database, and the column used to make the link is referred to as a key column.

I create a separate foreign_key_* column for every element that might be a parent of the XML element to which a table corresponds.

A primary key column called id will also be added, however since this is the default we do not need to ask for this.

Select the foreign key column and the primary key table and column with which you want form a relationship.

Although a 900 - byte column is supported , we do not recommend building a full- text index that uses a key column of that size .

Column independence means that you should be able to change any non-key column without affecting any other column.

Object belongs must have at least one column designated as a primary key column.

You also want to be able to write data to all the columns except the primary key (because you cannot write to the primary key column).

The application will be able to know what value is put into the primary key column, and continue to insert rows in the child tables.

Gets the name, row size, number of rows, number of columns, and key column index of the table at the specified table index.

You cannot create any other type of index with the XML type column as a key column.

In this case, one of the include columns must be selected for the index key column.

Mining models must contain the key column described in the mining structure, as well as a subset of the remaining columns.

An xml data type can only be a key column only in an XML index.

However, an xml column can be a key column in a primary or secondary XML index on a table.

In the Configure property parameters for EGL Application transformation section, select the Is Key Column checkbox, as shown in Figure 12.

In the Configure property parameters for EGL Application transformation section, select the Is Key Column checkbox, as shown in Figure 11.

The tracking table contains certain key column values when partition change optimizations have been enabled for the publication.

In the adjacent grid cell to the left of each column, choose the corresponding foreign-key column of the foreign-key table.

No other imprecise expressions can be part of the key column of an indexed view .

The tracking table contains certain key column values when a publication is configured to enable partition change optimizations.

At least one key column must be defined.

This returns a value of 1 if the index is used to enforce uniqueness of the full-text key column , and 0 if it does not .

Use the Contains method to determine whether a specific value exists in the key column of a row.

An enforced relationship ensures each value entered in a foreign key column matches an existing value in the related primary key column.

The XML Input stage uses a Key column to identify the repetition element, which determines how the XML data is generated.

The foreign key column name in the source table is the same as the destination table name concatenated with the primary key column name.

The Time Index column is automatically designated as a key time column and the Model Region column is designated as a key column.

Second normal form requires that each non-key column be fully dependent on the entire primary key, not on just part of the key.

This generation logic requires key column information to be present in the DataSet.

The member key column for the lowest level of the dimension must contain the keys that relate the fact table and the dimension table.

This table violates third normal form because a non-key column, Discount, depends on another non-key column, SRP.

At least one value in the foreign key column is NULL.

Primary keys are not required for tables in merge publications, but if a primary key column is present, it cannot be filtered.

The TableFulltextKeyColumn property, obtained from the OBJECTPROPERTYEX function, provides the identity of this unique key column.

The name of the key column of the specified index.

The application never knows what value is put into the primary key column after running the INSERT statement.

Named queries and views may also omit the primary key column for a table.

The keys in the member key column for the lowest level of the dimension must be unique.

A primary key column is identified by a primary key symbol in its row selector.

Column names cannot be specified in both the INCLUDE list and in the key column list.

Index imposing the UNIQUE constraint on the column designated as the unique key column.

Enter the foreign-key column of the foreign-key table that corresponds to the primary key column.

The "ID" is a generic key column but is not used in the reporting.

Rep_id A primary key column that contains an identifying number for the sales representative.

A unique identifier (or key column) should be a column that won't change.

Each dimension table is directly related to and usually joined to the fact table by a key column.

This surrogate column can be designated the primary key column.

Database, each table contains an identity column as the primary key column.

An association model must contain a key column, input columns, and one predictable column.

ID of the referenced column ( candidate key column ) .

You then relate the primary key column to a matching column.

A foreign key is a column whose values match the values in the primary key column of another table.

Therefore, you have to use a separate select clause that will reuse the same tag, parent, and key column information.

In this dimension table, the ParentOrganizationKey column has a foreign key relationship with the OrganizationKey primary key column.

Id A primary key column holding an identifying number for the product.

The Employees table has an auto-increment key column, so the value for EmployeeID is assigned automatically when you save the record.

If you need to make an adjustment, then set this property to the foreign-key column in the related table.

Emp_id A primary key column that holds a unique integer identifying the employee.

Prod_id A primary key column that holds a unique integer identifying the product.

Finally, the code sets one column as the primary key column.

The key column(s) are not selectable, and are indicated by a key icon.

Remember that when foreign-key-column-on-source is not used, you will need to find the reverse mapping yourself.

Order_id A primary key column that holds a unique integer identifying the order.

We selected TITLE as the key column for convenience.

Method takes an array of values and finds the matching value in the primary key column.

The tables are joined over a common key column (ID).

Table contains a customer ID as a foreign key column.

When writing queries that use rowset-valued functions, it is necessary to know the name of the unique key column.

Opens to display the member key column for this attribute.

The DELETE statement is provided all primary key column values.

A logistic regression model must contain a key column, one or more input columns, and one or more predictable columns.

Enter the following columns: cust_id (check key column), name, address, and phone.

Provides the column ID of the full-text unique key column.

You designate the CustomerID property as representing a primary key column in the database.

Changes a key column of the partitioned view or table.

Unqualified schema name in which the table containing the key column is defined.

For a primary key column, but it can be set for any column.

It can be used to generate unique values for the surrogate key column.

TP will only benefit those queries that include the table partitioning key column.

Also verify that HOLDINGTYPE is displayed as a key column.

All values in the foreign key column are not NULL, and there is a row in the primary key table that has the same key.

Table matches the primary key column of the.

Catalog name in which the table containing the key column is defined.

In order to use this technique, the SQL must provide a predicate on the first key column of the partitioning index.

Table name containing the key column.

It sets up two accessors: accessor 0 contains only the primary key column (ID) and accessor 1 contains other columns.

However, you can enter a null in the foreign-key column.

Emp_id A foreign key column referencing ULEmployee.

Column was set to 1 , to indicate that it is a set key column ; the.

In the following example, both properties are returned for index ID 1, key column 1 in the Production. Location table.

Is the index key column position.

Is the unique key column for the.

Also, in order to get better performance with index only access, you can also add CUST_CODE as a key column.

Property to automatically create a sort order, in ascending order, based on the primary key column or columns of the table.

In the Box 1 (of Figure 21), you will need to select the key field in Company. nsf application and map it to the key column in DB2.

The URL column is set to be the "Key" column because it can distinguish each search hit returned.

For example, SQLServer allows multiple null values to be found in a primary key column, even if they are not unique.

In this form, we can tell Domino which field is the key field and how this field maps to the DB2 key column.

In this sample, it is assumed that every contact record has a unique e-mail address that is used as the "Key" column.

In Listing 5, you have a standard primary key column called PO_ID (that is, purchase order ID).

For example, in DMX you can specify that a column is a Key column or a PREDICT column.

requires extra processing at the data source to determine primary key column information.

The next line of the code defines the key column for the mining structure, which uniquely identifies an entity in the source data

MAX of the SUM of the index key column lengths for existing rows

In the following example, the associated entities are linkedthrough a foreign key column

Use value match criteria to identify data in the key column

For an index key column that is of variable length

For example, consider the following simple table with employee information (emp_id is the primary key column)