If a student gets more than 90% marks, it should display a message from the first IF statement 如果学生获得90%以上的分数,则应显示第一条IF语句中的消息 If a student gets more than 80% marks, it should display a message from the se
Linux 中shell 脚本if判断多个条件 格式如下，在比较时，数字和字符串用不同的比较符号 1.如果a>b...
动态 SQL 之<foreach> 循环执行sql的拼接操作，例如：SELECT * FROM USER WHERE id IN (1,2,5)。
3) PL/pgSQL if-then-elsif Statement Unlike the if and if...then...else statements that evaluate only one condition, the if then elsif statement allows you to evaluate multiple conditions. and execute one or more statements when a condition is true. Here’s the syntax of the if...then...
The query clause is the most basic and indispensable part of a statement. The query clause defines the specific content to be queried based on a specific index field. You can specify multiple query conditions and define their relationships by using logical operators such as AND, OR, ANDNOT, ...
CASE Statement on multiple columns CASE STATEMENT RETURNING MULTIPLE ROWS Case Statement returning multiple values CASE statement returns "Invalid Column Name" Error Case statement that increments variable with 1 is giving error Case Statement using Divide CASE Statement when not null , else if Help Ca...
What if you want to select rows based on multiple conditions where some but not all of the conditions need to be met? For this, SQL has the OR operator. SELECT title FROM films WHERE(release_year=1994OR release_year=1995)AND(certification='PG'OR certification='R'); ...
SELECTid,...,creator,modifier,create_time,update_timeFROMstatementWHERE(account_number='XXX'ANDcreate_time>='2022-04-24 06:03:44'ANDcreate_time<='2022-04-24 08:03:44'ANDdc_flag='C')ORDERBYcreate_timeDESC,idDESCLIMIT0,1000; 优化
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Logical conditions can combine multiple conditions into a single condition. For example, you can use theANDcondition to combine two conditions: (1 = 1) AND (5 < 7) Here are some valid conditions: name = 'SMITH' employees.department_id = departments.department_id hire_date > '01-JAN-08'...