構文およびセマンティクスの詳細は、『Oracle Database PL/SQL言語リファレンス』を参照してください。CREATE TYPE文を使用すると、オブジェクト型、SQLJオブジェクト型、名前付きの可変配列(VARRAY)、ネストした表型または不完全なオブジェクト型の仕様部を作成できます。CREATE TYPE文およびCREATE...
http://www.postgres.cn/docs/9.5/sql-createoperator.html http://www.postgres.cn/docs/9.5/xoper.html CREATEOPERATORname(PROCEDURE=function_name[,LEFTARG=left_type] [,RIGHTARG=right_type] [,COMMUTATOR=com_op] [,NEGATOR=neg_op] [,RESTRICT=res_proc] [,JOIN=join_proc] [,HASHES] [,MERGES...
Spark SQL UDF 其实是一个 Scala 函数,被 catalyst 封装成一个 Expression 结点,最后通过 eval 方法计根据当前 Row 计算 UDF 的结果。...中的其他 UDF 支持,Spark SQL 支持集成现有 Hive 中的 UDF,UDAF 和 UDTF 的(Java或Scala)实现。...例如,Python UDF(比如上面的 CTOF 函数)会导致数据在执行器的 JVM...
To access the SQL advanced options, you open the properties of a data item, and then set the DataItemLinkType property to SQL Advanced Options. The SQLJoinType property appears in the Properties window for the data item.Except for Cross Join, the SQLJoinType property works together with the...
To access the SQL advanced options, you open the properties of a data item, and then set the DataItemLinkType property to SQL Advanced Options. The SQLJoinType property appears in the Properties window for the data item.Except for Cross Join, the SQLJoinType property works together with the...
TSqlTriggerEventGroupHelper TSqlTriggerEventTypeHelper UnaryExpression UnaryExpressionType UniqueConstraintDefinition UniqueRowFilter UnpivotedTableReference UnqualifiedJoin UnqualifiedJoin 建構函式 屬性 UnqualifiedJoinType 方法 UnqualifiedJoinType UpdateCall UpdateDeleteSpecificationBase UpdateForCl...
其类型不由自己决定。而是由与之关联的对象决定。这样就不用修改Sql语句了,当不能确切的知道那个变量的...
SELECTSUM( LFIMG ) AS ZSJXS, ZTSD006~MATNRFROMZTSD006 INNER JOIN ZTSD014ONZTSD006~MATNR =ZTSD014~MATNRWHEREZTSD006~MATNRIN@S_MATNRANDBUDAT_FHBETWEEN@DATE2AND@DATE3ANDZTSD014~ZSCFL3IN@S_ZSCFLGROUPBYZTSD006~MATNRINTOCORRESPONDINGFIELDSOFTABLE@IT_SALE. ...
Where name is the name of your project and database is the database you'll use. Database can be one of the following values: mysql, mariadb, postgres, cockroachdb, sqlite, mssql, sap, spanner, oracle, mongodb, cordova, react-native, expo, nativescript....
importzio.sql._ ZIO SQL relies heavily on path dependent types, so to use most of the features you need to be in the scope of one of the database modules: traitMyRepositoryModuleextendsPostgresModule{//your ZIO SQL code here}//other available modules are MysqlModule, OracleModule and SqlSe...