答案就在org.apache.spark.sql.catalyst.expressions.Cast中, 先看 canCast 方法, 可以看到 DateType 其实是可以转成 NumericType 的, 然后再看下面castToLong的方法, 可以看到case DateType => buildCast[Int](_, d => null)居然直接是个 null, 看提交记录其实这边有过反复, 然后为了和 hive 统一, 所以返...
AzureSqlDatabase AzureStack AzureStaticApps AzureStorageAccount AzureStorageEmulator AzureSubscriptionKey AzureVirtualMachine AzureVMScaleSet AzureWarning AzureWebJobs AzureWebSites BackgroundColor BackgroundWorker Обратнаякосаячерта Назад BalanceBrace BarChart BatchCheckIn Бата...
SqlServer.TransactSql.ScriptDom Microsoft.SqlServer.TransactSql.ScriptDom AbortAfterWaitType AcceleratedDatabaseRecoveryDatabaseOption AddAlterFullTextIndexAction AddFileSpec AddMemberAlterRoleAction AddSearchPropertyListAction AddSensitivityClassificationStatement AddS...
Add EncodingType to Nonce element on SOAP Message (WS-Security) Add fonts to resources file Add hexidecimal character to a string Add IList to IList Add Images to DatagridView Cell Add months to GETDATE() function in sql server Add new row to datagridview one by one dynamically Add Node ...
XlChartType XlCheckInVersionType XlClipboardFormat XlCmdType XlColorIndex XlColumnDataType XlCommandUnderlines XlCommentDisplayMode XlConditionValueTypes XlConnectionType XlConsolidationFunction XlContainsOperator XlCopyPictureFormat XlCorruptLoad XlCreator XlCredentialsMethod XlCubeFieldSubType XlCubeFieldType...
Arduino and SQL Server Are there any Bitmap(ped) indexes in SQL Server? Are there MIN(A,B) or MAX(A,B) functions in SQL? Argument data type datetime is invalid for argument 3 of json_modify function Argument data type sql_variant is invalid for argument 1 of like function Argument ...
An expression that specifies the starting date.expressionmust return a value that is a date, timestamp, or a valid string representation of a date or timestamp. A string representation is a value that is a built-in character string data type or graphic string data type, that is not a LOB...
Hello All, This is my first time posting here Any help would be appreciated. Please see attached and let me know if you need more info.
ThanksRiny_van_Eekelen, is it possible to use 2(or more) functions in the same step? example, if I want to understand the output of say 1st 3 of the below functions then what shall be the command? Need to write the below 1st 3 functions in a single line to get the output table ...
message: "ALTER TYPE ... ADD cannot run inside a transaction block", detail: None, hint: None, position: None, where_: None, schema: None, table: None, column: None, datatype: None, constraint: None, file: Some("xact.c"), line: Some(3218), routine: Some("PreventInTransactionBlock...