LeftFunctionCall Class Reference Feedback Definition Namespace: Microsoft.SqlServer.TransactSql.ScriptDom Assembly: Microsoft.SqlServer.TransactSql.ScriptDom.dll Package: Microsoft.SqlServer.TransactSql.ScriptDom v161.8901.0 Represents LEFT call. C# Copia [System.Serializable] public class Left...
Microsoft.SqlServer.TransactSql.ScriptDom.LeftFunctionCall 命名空間: Microsoft.SqlServer.TransactSql.ScriptDom 組件: Microsoft.SqlServer.TransactSql.ScriptDom (在 Microsoft.SqlServer.TransactSql.ScriptDom.dll 中) 語法 C# 複製 [SerializableAttribute] public class LeftFunctionCall : PrimaryExpression LeftFun...
The SQL LEFT JOIN clause returns common rows from two tables plus non-common rows from the left table. In this tutorial, you will learn about the LEFT JOIN statement with the help of examples.
2、查询产品表,返回产品名称的前三个字符/后三个字符 (1)left(string,n):返回字符串左边的n个字符 SELECT left(prod_name,3) FROM products; 1. (2)right(string,n):返回字符串右边的n个字符 SELECT right(prod_name,3) FROM products; 1. 3、substring():返回子串的字符 (1)substring(字符串,n) 从...
B. Using LEFT with a character string The following example usesLEFTto return the two leftmost characters of the character stringabcdefg. SQL SELECTLEFT('abcdefg',2); GO Here's the result set. -- ab (1 row(s) affected) Examples: Azure Synapse Analytics and Analytics Platform System (PDW)...
LeftFunctionCall 类型公开以下成员。 构造函数 展开表 名称说明 LeftFunctionCall 初始化 LeftFunctionCall 类的新实例。 页首 属性 展开表 名称说明 Collation 获取或设置排序规则标识符。 (继承自 PrimaryExpression。) FirstTokenIndex 获取或设置第一个标记索引。 (继承自 TSqlFragment。) FragmentLength ...
Examples A. Using LEFT with a column The following example returns the five leftmost characters of each product name. Copy USE AdventureWorks2008R2; GO SELECT LEFT(Name, 5) FROM Production.Product ORDER BY ProductID; GO B. Using LEFT with a character string The following example uses LEFT...
Examples A. Using LEFT with a column The following example returns the five leftmost characters of each product name. USE AdventureWorks2012; GO SELECT LEFT(Name, 5) FROM Production.Product ORDER BY ProductID; GO B. Using LEFT with a character string ...
Examples A. Using LEFT with a column The following example returns the five leftmost characters of each product name. USE AdventureWorks2008R2; GO SELECT LEFT(Name, 5) FROM Production.Product ORDER BY ProductID; GO B. Using LEFT with a character string ...
Examples of the SQL ROUND Function Here are some examples of the SQL ROUND function. Example 1 This example rounds a decimal number to 1 place. SELECTROUND(3162.845,1); Result: 3162.8 Example 2 This example rounds a decimal to 5 places. ...