delimiter

Hive string splitting functionSplit (str, regex)-splits str around occurances that match regexTime taken:0.769 seconds, fetched:1 row (s)The return value is an arrayA. Basic usage :Example 1:Split (' A,b,c,d ', ', ')The results obtained:["A", "B",

My requirement is that there are thousands of similar data in the SQL file, and I want to convert them into formats such asFirst step: Replace the character segment, use Word layout to copy the data to Word, replace it with special charactersClick

MySQL stored procedure SP explanation 1. Introduction to stored procedures The commonly used Operating Database Language SQL statements must be compiled and then executed before execution. the Stored Procedure (Stored Procedure) is a set of SQL

1. Introduction to stored procedures The commonly used operating database language SQL statements must be compiled and then executed before execution. The Stored Procedure (Stored Procedure) is a set of SQL statements for specific functions, after

Create a stored procedure for MySQL Mysql stored procedure details 1. Introduction to stored procedures The commonly used operating database language SQL statements must be compiled and then executed before execution. The Stored Procedure

The commonly used operating database language SQL statements must be compiled and then executed before execution. The Stored Procedure (StoredProcedure) is a set of SQL statements for specific functions, compiled and stored in the database. You can

1. Introduction to Stored Procedures The SQL statements that we commonly use to manipulate database languages need to be compiled and executed at the time of execution, while stored procedures (Stored Procedure) are sets of SQL statements that are

In fact, it is to tell the mysql interpreter whether the command has ended and whether mysql can be executed. By default, delimiter is a semicolon ;. In the command line client, if a line of command ends with a semicolon, press enter and mysql will

Python csv module, pythoncsv 1 import csv # Comma Separated Value 2 3 # class Dialect 4 # delimiter = None # separator 5 # doublequote = None # The element is a quote, double the quote. The default value is true. If it is set to false, you need to

1. Introduction to Stored Procedures Our common Operations database language SQL statements need to be compiled and executed at execution time, and the stored procedure (Stored Procedure) is a set of SQL statements that are compiled and stored in

1. Introduction to Stored Procedures Our common Operations database language SQL statements need to be compiled and executed at execution time, and the stored procedure (Stored Procedure) is a set of SQL statements that are compiled and stored in

First, install the Tpc-ds tool 1. Download toolDownload Address: http://www.tpc.org/tpc_documents_current_versions/download_programs/tools-download-request.asp?bm_type= Tpc-ds&bm_vers=2.6.0&mode=current-onlyNote: Must enter the mailbox, he will

ViewA view is a virtual table (not a real one), which is essentially "getting a dynamic dataset from an SQL statement and naming it", which allows the user to get a result set using only "name" and use it as a table.Select *from (

What is the role of MySqldelimiter? bitsCN. comMYSQL after exporting an SQL statement: DELIMITER $ Drop trigger if exists 'updateegopriceondelete' $ CREATE TRIGGER 'updateegopriceondelete' after delete on 'mermerinfo' FOR EACH ROW BEGIN Delete from

Mysql triggers, fuzzy searches, stored procedures, and built-in functions originally thought that some of Mysql's knowledge was almost the same, but I found that I forgot everything when I used it in projects. Now let's review it and take a

Transferred from: http://www.cnblogs.com/mark-chan/p/5384139.htmlIntroduction to Stored ProceduresSQL statements need to be compiled and executed, and stored procedures (Stored Procedure) are a set of SQL statements that are compiled in order to

In MySQL, the basic form of creating stored procedures is as follows: CREATE PROCEDURE sp_name ([proc_parameter[,...]]) [Characteristic ...] Routine_body Where the Sp_name parameter is the name of the stored procedure,

In MySQL, the basic form of creating stored procedures is as follows: CREATE PROCEDURE sp_name ([proc_parameter[,...]]) [Characteristic ...] Routine_body Where the Sp_name parameter is the name of the stored procedure,

drop procedure if exists pro_rep_shadow_rs;Delimiter |------------------------------------Rep_shadow_rs--Used to process information additions, updates, and deletions--Update only data that hasn't been done since last time--According to the

Mysql stored procedure details and complete instance download, mysql Stored Procedure instance I. Concept of Stored Procedure1. Stored Procedure is a set of SQL statements to complete specific functions. Compiled and stored in the database.2. stored