In a relational database management system, a table can have an xref as prefix or suffix to indicate it is a cross-reference table that joins two or more tables together via primary key. The cross reference table is a data structure that replaces a run-time lookup computation with a much simpler lookup operation. The gain in processing speed can be significant because retrieving a value from memory is much faster than performing a database or other connector lookup. I would recommend that you create another table that stores your references. Then, create an insert and update trigger that maintains this table.
You can create a cross reference table in a SOA composite application in Oracle JDeveloper and then use it to look up column values at runtime. A cross reference table needs be populated at runtime before using it. You can insert cross references to any existing numbered items, headings, bookmarks, footnotes, endnotes, equations, figures, or tables in your document.
Many translated example sentences containing cross reference Table Greek-English dictionary and search engine for Greek translations. The cross-reference database contains several tables with fields that define the relationships between the source and target schemas. For instance, if you want to create a cross-reference database based on two different schemas, and they both contain the RoadL feature class, there would be a row in the DatasetMapping table that maps the feature class in the source schema to the feature class in the target schema. So the parent table must be a cross reference because each entry will list a teacher and a course. It should go without saying that we will have a table of tgeachers and another table of courses, so the table of qualifications must be a cross reference between these two.
Working With Cross References
Depending upon the type of item cross reference, the program can use the cross-reference number to automatically retrieve the item number used by your company. Each symbol in the large table below corresponds to a specific authority and a specific writing. The symbols summarize the opinion of the authority about the writing. Kutools for word’s Pick Up Caption and Put Down Reference can help you easily cross reference tables, figures and equations captions in Microsoft Word. If applicable, in the Field in Cross Reference Table drop-down list box, select the field in the table specified in the Cross reference table field to store the source key value. Statement and Option Cross-Reference Table. Table 3.14 shows which examples in this section use each of the statements and options in the CLP procedure.