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Class used in specifying queries. See "DataEngine queries" for explanations of how queries are created and executed.
[DataContract]
public class Column
Name | Description |
---|---|
Alias | For columns of linked tables in a join query, gets the alias of the column if it is different from the name. Otherwise, empty. |
Name | Gets the name of the column. |
Table | Gets the table to which the column belongs. |
Type | Gets the type of data stored in the column. |
Name | Description |
---|---|
As(string) | Used for columns of linked tables in a join query to specify an alias, if needed. |
Bw(object) | Comparison operation BeginsWith for a string column. |
Cnt(object) | Comparison operation Contains for a string column. |
Eq(object) | Comparison operation Equals. |
Equals(object) | |
Ew(object) | Comparison operation EndsWith for a string column. |
GetHashCode() | |
Gt(object) | Comparison operation GreaterThan. |
Gte(object) | Comparison operation GreaterThanOrEqual. |
Lt(object) | Comparison operation LessThan. |
Lte(object) | Comparison operation LessThanOrEqual. |
Mtd(object) | Comparison operation MonthToDate for a DateTime column. |
Nc(object) | Comparison operation DoesNotContain for a string column. |
Ne(object) | Comparison operation NotEqual. |
Qtd(object) | Comparison operation QuarterToDate for a DateTime column. |
Wtd(object) | Comparison operation WeekToDate for a DateTime column. |
Ytd(object) | Comparison operation YearToDate for a DateTime column. |