以下函数提供Teradata SQL的能力。char2hexint(string)描述:返回字符串的UTF-16BE编码的十六进制表示形式。描述:返回字符串的UTF-16BE编码的十六进制表示形式。index(string, substring)描述:同strpos() 函数。描述:同strpos() 函数。本节中的函数使用与Terada
新建一个NSString(Time)分类,创建类方法实现时间的转换 .h文件 #import <Foundation/Foundation.h> @interface NSString (KJTime) //时间戳--->时间 +(NSString *)transToTime:(NSString *)timsp; //时间戳--->日期 +(NSString *)transToDate:(NSString *)timsp; //时间--->时间戳 +(NSString *...
Teradata provides several functions to manipulate the strings. These functions are compatible with ANSI standard.Sr.NoString Function & Description 1 || Concatenates strings together 2 SUBSTR Extracts a portion of a string (Teradata extension) 3 SUBSTRING Extracts a portion of a string (ANSI ...
Teradata - String Manipulation Teradata - Date/Time Functions Teradata - Built-in Functions Teradata - Aggregate Functions Teradata - CASE & COALESCE Teradata - Primary Index Teradata - Joins Teradata - SubQueries Teradata Advanced Teradata - Table Types Teradata - Space Concepts Teradata - Secondary ...
connectionString 指定连接到 Teradata 实例所需的信息。 请参阅以下示例。还可以将密码放在 Azure Key Vault 中,并从连接字符串中拉取 password 配置。 有关更多详细信息,请参阅在Azure Key Vault 中存储凭据。 是 username 指定用于连接到 Teradata 的用户名。 使用 Windows 身份验证时适用。 否 密码 指定为用户...
1 SELECT DATA_DT,DATA_INT AS DATA_DT FROM KK WHERE DATA_DT=DATE; 输入:ALIAS 1 2 3 4 5 6 7 8 9 10 11 12 13 14 SELECT expression1 ( TITLE 'Expression 1' ) AS alias1 ,CASE WHEN alias1 + Cx >= z THEN 1 ELSE 0 END AS alias2 FROM tab1 WHERE alias1 = y ; 输出:...
Cons String manipulation Likelihood to Recommend The simplicity of use, albeit I need to be able to code effectively, but what it enables me to do, querying billion row tables and getting a response in seconds is amazing. It enables me to focus my time on 'looking' at the dataRead full...
ColumnFormat 字段格式 X(32) 如DATE类型这里就可以是 ‘YYYYMMDD’ ColumnTitle 字段别名 联系电话 SPParameterType - NULL ColumnType 字段类型 CV ColumnUDTName - ? ColumnLength 字段长度(物理占用字节数量) 32 DefaultValue 默认值 ? Nullable 允许为空? Y CommentString - ? DecimalTotalDigits 精度(...
Making Changes to Existing User Privileges Using SQL Giving Users Access to VantageCloud Lake Using SQL Revoking User Access to VantageCloud Lake Using SQL Revoking VantageCloud Lake User Privileges Using SQL Dropping a User Using SQL Working with Users, Roles, and Profiles: Operational DBA...
Teradata 成立于 1979 年,是美国前十大上市软件公司之一。经过三四十年的发展,Teradata 已经成为全球最大...