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glossary:c [2009/12/04 17:50] tdo |
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| + | <html><div align="center"><span style="color:red">DRAFT</span></div></html> | ||
| ====== Glossary ====== | ====== Glossary ====== | ||
| ===== C ===== | ===== C ===== | ||
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| + | ==== C String ==== | ||
| + | * A datatype in Omnidex that refers to a string terminated with a null just like strings in the C language. C Strings are used as a return data type from many Omnidex SQL Functions. | ||
| ==== Calling errors ==== | ==== Calling errors ==== | ||
| * Syntax errors that cause programs to fail. | * Syntax errors that cause programs to fail. | ||
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| ==== Cardinality ==== | ==== Cardinality ==== | ||
| * A term indicating the number of unique values in a column or the number of rows in a table. | * A term indicating the number of unique values in a column or the number of rows in a table. | ||
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| ==== Column cardinality ==== | ==== Column cardinality ==== | ||
| * The number of unique values in a column. See also: cardinality, table cardinality | * The number of unique values in a column. See also: cardinality, table cardinality | ||
| - | |||
| ==== Composite index ==== | ==== Composite index ==== | ||
| * A type of Omnidex index that lets you index data from either a part or a combination of parts of columns, or entire columns (one or more items from a field). You can create composite indexes in DBINSTAL during Omnidex installation. See also: composite keys | * A type of Omnidex index that lets you index data from either a part or a combination of parts of columns, or entire columns (one or more items from a field). You can create composite indexes in DBINSTAL during Omnidex installation. See also: composite keys | ||
| - | composite keys | ||
| + | ==== Composite keys ==== | ||
| * A logical MDK or ASK field comprised of several fields or parts of fields. See also: composite index | * A logical MDK or ASK field comprised of several fields or parts of fields. See also: composite index | ||
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| ==== Custom Indexes ==== | ==== Custom Indexes ==== | ||
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