可用系统控制面板建立规则 用@x 来定义规则文本 Function: 例 //定义相减的两列值函数 求Remain CREATEFUNCTIONCalcRemain (@xdecimal(6,0),@ydecimal(6,0)) RETURNSdecimal(6,0)AS BEGIN return(@x-@y) END 规则和函数都必须要绑定列才能生效 Function 绑定: AltertableTable_name ADDRemainNum[<-This is...
SQL_TABLE_TERM 1.0 A character string with the data source vendor's name for a table; for example, "table" or "file".This character string can be in upper, lower, or mixed case.A SQL-92 Entry level-conformant driver will always return "table". SQL_TIMEDATE_ADD_INTERVALS 2.0 An SQLUI...
The preceding rule applies only along a given path of derivation. Consider the graph shown in the following figure. Multiple-inheritance graph that shows preferred conversions. Conversion from typeC*to typeB*is preferable to conversion from typeC*to typeA*. The reason is that they are on the...
The preceding rule applies only along a given path of derivation. Consider the graph shown in the following figure. Multiple-inheritance graph that shows preferred conversions. Conversion from typeC*to typeB*is preferable to conversion from typeC*to typeA*. The reason is that they are on the...
function, inmathematics, an expression, rule, or law that defines a relationship between onevariable(the independent variable) and another variable (the dependent variable). Functions areubiquitousin mathematics and are essential for formulating physical relationships in the sciences. The modern definition...
When the trigger type is Rate, the scheduled rule is used. When the trigger type is Cron, the Cron expression is used. user_event String Additional information (timer trigger parameter). When the timer trigger triggers the function, the execution event (the event parameter of the function) ...
FunctionRouterRule Constructors Properties Explicit Interface Implementations IJsonModel<FunctionRouterRule>.Create IJsonModel<FunctionRouterRule>.Write IPersistableModel<FunctionRouterRule>.Create IPersistableModel<FunctionRouterRule>.GetFormatF...
Writing Data Security Rule Conditions Writing User Security Rule Conditions Security Rule Restrictions FAQs Error Codes Technical Support Terms Appendixes SQLite Vulnerability Repair Cloud Functions-based Extension Cloud Storage About This Document Service Introduction Use Cases Pre...
AWS Glue Web API Reference GetUserDefinedFunction PDF Retrieves a specified function definition from the Data Catalog. Request Syntax {"CatalogId": "string", "DatabaseName": "string", "FunctionName": "string" } Request Parameters For information about the parameters that are common to all ...
public Observable> listFunctionKeysAsync(String functionName) Retrieve the function key for a specific function. Parameters: functionName - the name of the function Returns: the function keyremoveFunctionKey public void removeFunctionKey(String functionName, String keyName) Removes a key to a func...