Represents a custom SQL expression
public class Korzh.EasyQuery.Db.CustomSqlExpr
: EqExpression
Package: Korzh.EasyQuery.Db (targets: netstandard2.0)
Assembly: Korzh.EasyQuery.Db.dll
Constructors
| Name | Type | Description |
|---|---|---|
| CustomSqlExpr(DataModel model) | void |
Initializes a new instance of the CompoundExpr class. |
Properties
| Name | Type | Description |
|---|---|---|
| Attribute | EntityAttr | Gets or sets the base attribute for this custom SQL expression. |
| IsAggregate | bool |
Gets a value indicating whether this expression is aggregate. |
| Tag | int |
Get the expression's tag - a special identifier that is used to distinguish the type of the expression . |
| Value | string |
Gets or sets the value of expression. |
Methods
| Name | Type | Description |
|---|---|---|
| CustomSqlChanged() | void |
This function is called when the value of the expression (the custom SQL) is changed. |
| GetUsedTables(TableList usedTables) | void |
Returns list of tables used in condition. |
LoadFromXmlReader(XmlReader reader) |
void |
Loads expression from XML. |
ReadOnePropFromJsonAsync(JsonReader reader, string propName) |
Task |
Reads one expression property from JSON (asynchronous way). |
SaveToXmlWriter(XmlWriter writer, string tagName) |
void |
Saves expression to XML writer. |
SetContentSilent(string val, string txt) |
void |
Sets the content of the expression silently (without calling ContentChanged event). |
TagToOldClassName(int tag) |
string |
Converts the expression's tag value to the name of old expression class (like "CONST" or "ENTATTR"). |
WritePropertiesToJsonAsync(JsonWriter writer) |
Task |
Writes expression properties to JSON (asynchronous way). |