Syntax for MERGE MERGE INTO table-nameview-name correlation-clause1include-columns USING table-reference1source-values ON search-condition WHENmatching-conditionTHENmodification-operationsignal-statement1 ELSE IGNORE1 NOT ATOMIC CONTINUE ON SQLEXCEPTION QUERYNOinteger Notes: 1 The rules for specifying this...
So, in this way all we can perform all these three main statements in SQL together with the help of MERGE statement. Note:Any name other than target and source can be used in the MERGE syntax. They are used only to give you a better explanation....
Syntax for SQL Server and Azure SQL Database: syntaxsql [WITH<common_table_expression>[,...n] ]MERGE[TOP( expression ) [PERCENT] ] [INTO]<target_table>[WITH(<merge_hint>) ] [ [AS]table_alias]USING[ [AS]table_alias]ON<merge_search_condition>[WHENMATCHED[AND<clause_search_condition>...
syntaxsql 複製 FROM { [ , ...n ] } ::= { [ database_name . [ schema_name ] . | schema_name . ] table_or_view_name [ AS ] table_or_view_alias [ <tablesample_clause> ] | derived_table [ AS ] table_alias [ ( column_alias [ , ...n ] ) ] | <joined_table> } ...
throw new AnalysisException("Internal Error, maybe syntax error or this is a bug"); } } 因为本文讲述的是查询语句(不同类型会转换成不通 Stmt,比如 InsertStmt, ShowStmt, SetStmt, AlterStmt, AlterTableStmt, CreateTableStmt 等),最后我们会得到 QueryStmt,originStmt 会转换成 QueryStmt,QueryStmt ...
MERGE不會強制為保留關鍵字。MERGE 是完整的保留關鍵字。 100 和 90 相容性層級之下都支援MERGE陳述式。低 <dml_table_source>使用 INSERT 語句的 自變數會引發語法錯誤。您可以在巢狀 INSERT、UPDATE、DELETE 或 MERGE 陳述式中擷取 OUTPUT 子句的結果,並將這些結果插入目標資料表或檢視表中。 這是使用<dml_tab...
100CUBE、MERGE、ROLLUP 90EXTERNAL、PIVOT、UNPIVOT、REVERT、TABLESAMPLE 各互換性レベルの予約済みキーワードには、そのレベル以下で導入されるキーワードもすべて含まれています。 したがって、たとえばレベル 110 のアプリケーションの場合、上の表に一覧表示されているすべてのキーワードが...
The parallel_clause lets you parallelize creation of the table and set the default degree of parallelism for queries and DML (INSERT, UPDATE, DELETE, and MERGE) operations on the table after creation. Note: The syntax of the parallel_clause supersedes syntax appearing in earlier releases of Or...
-- Syntax for SQL Server and Azure SQL Database and Fabric SQL database [ WITH <common_table_expression> [ ,...n ] ] INSERT { [ TOP ( expression ) [ PERCENT ] ] [ INTO ] { | rowset_function_limited [ WITH ( <Table_Hint_Limited> [ ...n ] ) ] } { [ ( column_list...
对象键:定义 SQL 生成规则名称,main 表示入口 SQL,从该 SQL 语句开始生成。 对象值:定义具体生成规则。可以是 SQL 字符串或者对象。 sql:定义模板 SQL 语句,可以是任意字符串,比如一组字段、一段查询条件、一段计算逻辑、完整 SQL 等。 params:静态参数,解析器会优先将该变量替换到当前语句的 #{变量名} 中 ...