首先,我们创建这些表的示例: CREATETABLEemployees(idINTPRIMARYKEYAUTO_INCREMENT,nameVARCHAR(100),department_idINT,salaryDECIMAL(10,2));CREATETABLEdepartments(idINTPRIMARYKEYAUTO_INCREMENT,nameVARCHAR(100));CREATETABLEsalaries(employee_idINT,salaryDECIMAL(10,2),FOREIGNKEY(employee_id)REFERENCESemployees(id))...
obclient>CREATETABLEware_bak(w_idint,w_ytddecimal(12,2),w_taxdecimal(4,4),w_namevarchar(10),w_street_1varchar(20),w_street_2varchar(20),w_cityvarchar(20),w_statechar(2),w_zipchar(9),primarykey(w_id));Query OK,0rowsaffected obclient>INSERTINTOware_bakSELECT*FROMware;Query OK,...
xtype=239 'nchar'*/WHENsc.xtypein(36,175,167,231,239)THEN'CASE WHEN ['+sc.name+'] is null THEN''NULL''ELSE'+'''N'''+'+'REPLACE(['+sc.name+'],''',''')'+'+'''+'END'/*xtype=106 'decimal' xtype=108 'numeric'*/WHENsc.xtypein(106,108)THEN'CASE WHEN ['+sc.name...
格式化文件将real数据表示为SQLFLT4数据类型,将float数据表示为SQLFLT8数据类型。 有关非 XML 格式化文件的详细信息,请参阅使用 bcp 指定文件存储类型 (SQL Server)。 导入使用科学记数法的数值的示例 该示例使用bulktest数据库中的以下表: SQL CREATETABLEdbo.t_float(c1FLOAT, c2DECIMAL(5,4)); ...
ELSE--int,bit,numeric,decimal 类型 BEGIN SET@stringData=@stringData+'''+'''+isnull('''+'''+convert(varchar(200),'+@colName+')+'''+''',''NULL'')+'',''+' END SET@string=@string+@colName+',' FETCHNEXTFROMcursColINTO@colName,@dataType END DECLARE@Query...
ELSE -- int,bit,numeric,decimal 类型 BEGIN SET @stringData=@stringData+'''+'''+isnull('''+'''+convert(varchar(200),'+@colName+')+'''+''',''NULL'')+'',''+' END SET @string=@string+@colName+',' FETCH NEXT FROM cursCol INTO @colName,@dataType END DECLARE @...
Syntax of SQL INSERT INTO: The Librarian’s Rulebook SQL INSERT INTO in Action: Practical Guide SQL INSERT INTO: Copying Data Between Tables Conclusion: The Mighty SQL INSERT INTO SQL INSERT INTO: The Librarian of Data Management Just like the librarian who knows exactly where each book belongs...
WHERE (Transact-SQL) WITH common_table_expression (Transact-SQL) 数据类型 (Transact-SQL) EXECUTE 表达式(Transact-SQL) 语言元素 (Transact-SQL) 管理命令 运算符 (Transact-SQL) 谓词(Transact-SQL) PRINT (Transact-SQL) RAISERROR 安全语句 Service Broker 语句 ...
Durante un'operazione di inserimento è possibile usare variabili di tipo uniqueidentifier e costanti stringa nel formato xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx (36 caratteri inclusi i trattini, dove xè una cifra esadecimale compresa nell'intervallo 0-9 o a-f) per le colonne di tipo ...
CREATE TABLE holotest ( a int, b bigint, c bool, e decimal(38,10), f text, g timestamp, h timestamptz, i jsonb, j int[] ); -- (可选)推荐使用Serverless Computing执行大数据量离线导入和ETL作业 SET hg_computing_resource = 'serverless'; -- 导入数据 INSERT INTO holotest VALUES (1...