Connection string in ssis(Windows authentication) Connectivity issue with Oracle Source Consider using the WITH RESULTS SETS calus_metadata could not be determined because statement 'exec sp_executesql contains dynamic sql_e to explicity describe the ressults Conversion between types DT_DATE and DT_DB...
SQL Hive Decode is a powerful function in Apache Hive that allows conditional evaluation of expressions. It is similar to the CASE statement in SQL but with a more concise syntax. This article will introduce the syntax and usage of the SQL Hive Decode function, along with some code examples....
Connection string in ssis(Windows authentication) Connectivity issue with Oracle Source Consider using the WITH RESULTS SETS calus_metadata could not be determined because statement 'exec sp_executesql contains dynamic sql_e to explicity describe the ressults Conversion between types DT_DATE and DT_DB...
Hive 数据类型Hive SQL中,数据类型英文字母大小写不敏感;除SQL数据类型外,还支持Java数据类型,比如字符串string ;复杂数据类型的使用通常需要和分隔符指定语法配合使用;如果定义的数据类型 decode hive hive java 大数据 hadoop decode函数 在hive decode函数sql 一、简述DECODE 函数是 ORACLE PL/SQL 的功能强大的函数...
defaultis optional. If no matches are found, the decode will returndefault. Ifdefaultis omitted, then the decode statement will return null (if no matches are found). Applies To: Oracle 9i, Oracle 10g, Oracle 11g For example: You could use the decode function in an SQL statement as follo...
Learn how to use DECODE() in Oracle for conditional logic in data transformation. Compare DECODE() to the CASE WHEN statement in performance and behavior. Aug 6, 2024 · 11 min read Contents How to Use the SQL DECODE() Function Understanding the SQL DECODE() Function Advanced Techniques and...
You could use the decode function in an SQL statement as follows:select supplier_name,decode(supplier_id,1000,'IBM',10001,'Microsoft','1002','Hewlett Packard','Gateway') result from suppliers; 1. 2. 3. 上面的sql语句相当于下面的IF-THEN-ELSE : ...
You could use the decode function in an SQL statement as follows: select supplier_name,decode(supplier_id,1000,'IBM',10001,'Microsoft','1002','Hewlett Packard','Gateway') result from suppliers; 上面的sql语句相当于下面的IF-THEN-ELSE : ...
The DECODE function in Oracle is a versatile and powerful tool that allows users to perform conditional transformations on data within an SQL query. It is similar to the CASE statement, but it offers a more compact syntax, making it a popular choice for simplifying complex queries and improving...
Name of the default schema being used in the current schema. This value can be changed during the session with an ALTER SESSION SET CURRENT_SCHEMA statement. CURRENT_SCHEMAID Identifier of the default schema being used in the current session. ...