if begin end else

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MySQL Stored Procedure example. You cannot use BEGIN end in if else. Otherwise, an error code: 1064 is reported!

Error code: 1064You have an error in your SQL syntax; check the manual that corresponds to your MySQL Server version for the right syntax to use near The error is reported because the if else statement in MySQL procedure uses the begin end

If ELSE in SQL, without {}, use Begin...end

--if ELSE--Features:--1. No {}, use Begin...end--2. There are multiple and nested--3.if must have a processing statement, and if there is only one sentence, you may not use begin. End, containing only the following sentence--4. No concept of

MySQL Stored Procedure example. You cannot use begin end in if else. Otherwise, an Error Code: 1064 will be reported.

MySQL Stored Procedure example. You cannot use begin end in if else. Otherwise, an Error Code: 1064 is reported to solve the Error Code: 1064You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the

Let you know software development in advance (31): begin and end in database scripts

Part 1 Database SQL language Begin and end in database scripts   In database scripts, begin and end are a strange word. Without them, some code looks confusing; adding them makes the structure of the Code instantly clearer. Indeed, begin and end are

Understanding software Development in advance (31) Begin and end in database scripts

In database scripts, begin and end are a pair of strange words. Without them, some code looks confused, adding them, and the structure of the code is instantly clear. Indeed, beginning and end are the starting and ending flags for code statements,

Let you know ahead of time Software development (31): Begin and end in database scripts

2nd part Database SQL languageBegin and end in database scriptsIn database scripting,begin and end are a pair of strange words. Without them, some code looks confused, and the structure of the code is instantly clear when you add them.Indeed, begin

Functions of SQL begin end blocks

PL/SQL stored procedure programming favorites /** Author huangchaobiao* Email: huangchaobiao111@163.com*/ PL/SQL stored procedure programming (I)1. Overview of Oracle Application Editing MethodsA: 1) Pro * C/C ++/...: the method of dealing with

Nested transactions in SQL Server use--transaction count indicates a mismatch between the number of BEGIN and COMMIT statements--The underlying problem

Turn from: Nested transactions in SQL Server use--transaction count indicates a mismatch between the number of BEGIN and COMMIT statements--The underlying problemProblem:1. System.Data.SqlClient.SqlException (0x80131904): The transaction count after

C + + map after inserting data, begin (), end () and current iterator changes

1. map.end () the address after the last element of the map, whether executed map.erase (ITER) or Map.add (key, value),map.end () The returned value never changes, pointing to the same block of memory.2. Map.begin () points to the first element of

Transactional operations (Begin/commit/rollback/save TRANSACTION)

BEGIN TRANSACTIONMarks the starting point for an explicit local transaction. BEGIN TRANSACTION The @ @TRANCOUNT by 1 increments.BEGIN TRANSACTION represents a point where data referenced by a connection is logically and physically consistent at that

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