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This category is not shown on its member pages unless the appropriate user preference (appearance → show hidden categories) is set. Pages in category "Articles with example SQL code" The following 28 pages are in this category, out of 28 total.
To add a prefix to the numbers, use |prefix=; for example, prefix=$ To add a suffix to the number, use |suffix=; for example, suffix= units. To pad the result with zeros to achieve the desired precision, use |pad=yes. To override the default right alignment in table mode, use |align=left or |align=center.
In particular, it is a component of Structured Query Language (SQL). Data Control Language is one of the logical group in SQL Commands. SQL [1] is the standard language for relational database management systems. SQL statements are used to perform tasks such as insert data to a database, delete or update data in a database, or retrieve data ...
SQL includes operators and functions for calculating values on stored values. SQL allows the use of expressions in the select list to project data, as in the following example, which returns a list of books that cost more than 100.00 with an additional sales_tax column containing a sales tax figure calculated at 6% of the price.
A result set is the set of results returned by a query, usually in the same format as the database the query is called on. [1] For example, in SQL, which is used in conjunction with relational databases, it is the result of a SELECT query on a table or view and is itself a non-permanent table of rows, and could include metadata about the query such as the column names, and the types and sizes ...
To add a prefix to the numbers, use |prefix=; for example, prefix=$ To add a suffix to the number, use |suffix=; for example, suffix= units. To pad the result with zeros to achieve the desired precision, use |pad=yes. To specify a number n of significant figures for the percentage, use |sigfig=n.
0: Number: optional: Pad / actual number of digits: pad: If yes, use all digits given in Decimals. If a number, pad to that number of decimals. String: optional: Significant figures: sigfig: If set to a positive integer, the precision of the returned number will be adjusted to match the requested number of significant figures. Number: optional ...
Title Authors ----- ----- SQL Examples and Guide 4 The Joy of SQL 1 An Introduction to SQL 2 Pitfalls of SQL 1 Under the precondition that isbn is the only common column name of the two tables and that a column named title only exists in the Book table, one could re-write the query above in the following form: