SQLRETURN SQLGetInfo( SQLHDBC ConnectionHandle, SQLUSMALLINT InfoType, SQLPOINTER InfoValuePtr, SQLSMALLINT BufferLength, SQLSMALLINT * StringLengthPtr); 参数ConnectionHandle [输入] 连接句柄。InfoType [输入]信息类型。InfoValuePtr [输出]指向要在其中返回信息的缓冲区的指针。 根据所请求的 InfoType,返...
資料指標程式庫會執行 SQLGetDescRec來傳回書簽資料行的中繼資料。 資料指標程式庫會執行 SQLGetDescField,以傳回 SQLGetDescRec所傳回的相同欄位,這些欄位是SQL_DESC_NAME、SQL_DESC_TYPE、SQL_DESC_DATETIME_INTERVAL_CODE、SQL_DESC_OCTET_LENGTH、SQL_DESC_PRECISION、SQL_DESC_SCALE和SQL_DESC...
DAY() Extracts the day from date SQL Server date and time functions FunctionDescription GETDATE() Returns the current date and time DATEPART() Returns part of the date DATEDIFF() Calculates the difference between two dates SYSUTCDATETIME Returns the system date and time in UTC CONVERT() Convert...
SQLRETURN SQLGetInfo( SQLHDBC ConnectionHandle, SQLUSMALLINT InfoType, SQLPOINTER InfoValuePtr, SQLSMALLINT BufferLength, SQLSMALLINT * StringLengthPtr); Arguments ConnectionHandle [Input] Connection handle. InfoType [Input] Type of information. InfoValuePtr [Output] Pointer to a buffer in which...
SQLRETURN SQLGetDescField( SQLHDESC DescriptorHandle, SQLSMALLINT RecNumber, SQLSMALLINT FieldIdentifier, SQLPOINTER ValuePtr, SQLINTEGER BufferLength, SQLINTEGER * StringLengthPtr); Arguments DescriptorHandle [Input] Descriptor handle. RecNumber [Input] Indicates the descriptor record from which the...
with no connection to the cloud. The storage emulator stores the queue and blob data in a SQL Server Express LocalDB database, and the application stores the ad data in another LocalDB database. Entity Framework Code First automatically created the ad database the first time the web app tri...
SQL_CONVERT_INTERVAL_DAY_TIME (32-bit mask) SQL_CONVERT_LONGVARBINARY (32-bit mask) SQL_CONVERT_LONGVARCHAR (32-bit mask) SQL_CONVERT_NUMERIC (32-bit mask) SQL_CONVERT_REAL (32-bit mask) SQL_CONVERT_SMALLINT (32-bit mask) SQL_CONVERT_TIME (32-bit mask) ...
ZonedDateTime.GetLong(ITemporalField) 方法 参考 反馈 定义 命名空间: Java.Time 程序集: Mono.Android.dll C# 复制 [Android.Runtime.Register("getLong", "(Ljava/time/temporal/TemporalField;)J", "", ApiSince=26)] public long GetLong (Java.Time.Temporal.ITemporalField? field); 参数 field...
DATETIME_INTERVAL_CODE Codes that define the specific datetime data type. 0 Descriptor item does not have TYPE value of 9. 1 DATE 2 TIME 3 TIMESTAMP DB2_BASE_CATALOG_NAME The server name of the base table for the column represented by the item descriptor. ...
I have a field in my table: [InvoiceInfo.Date] which returns the invoice date. If I want to return the first day of invoice date month, how do I do that? And how do I return the first day of last month from invoice date?