var flag = true; function onlyOne() { if(flag) { "这里是要执行的代码"; } ...
且当存储过程中执行的 SQL 语句报错时,MySQL 数据库会抛出错误,并退出当前 SQL 逻辑,不再向下继续执行。...在存储过程中,定义处理程序,捕获 sqlstate_value 值,当遇到 sqlstate_value 值为 23000 时,执行 EXIT 操作,并且将 @proc_value 的值设置为 - 1...
An IF statement provides a way to execute a set of statements if a condition is met.For more information on branching constructs, see Working with conditional logic.Note This Snowflake Scripting construct is valid only within a Snowflake Scripting block....
The EQUAL_NULL function is also one of the Snowflake functions missing in SQL Server. This function compares two arguments and returns TRUE if they are equal and FALSE if not. Unlike regular equality operations, EQUAL_NULL is NULL-safe which means it considers NULLs as equal. Therefore...
resourcemanager.datafactory.models.IfConditionActivity public final class IfConditionActivity extends ControlActivityCette activité évalue une expression booléenne et exécute les activités sous la propriété ifTrueActivities ou la propriété ifFalseActivities en fonction du résultat de l’expression....
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Introduction to Snowflake 3 hr 18.4K This course will take you from Snowflake's foundational architecture to mastering advanced SnowSQL techniques. See Details Start Course See More Related Tutorial Python IF, ELIF, and ELSE Statements In this tutorial, you will learn exclusively about Python if ...
Einführung in PostgreSQL CASE Im Folgenden wird die allgemeine Form eines PostgreSQL-Falls mit dem WHEN-THEN -Konstrukt beschrieben - CASE WHEN condition_1 THEN result_1 WHEN condition_2 THEN result_2 ... ELSE result_n END Powered By Hier sind einige wichtige Punkte, die du bei der Er...
from sqlglot import select, condition where = condition("x=1").and_("y=1") select("*").from_("y").where(where).sql() 'SELECT * FROM y WHERE x = 1 AND y = 1' You can also modify a parsed tree: from sqlglot import parse_one parse_one("SELECT x FROM y").from_("z")...
SnowflakeSink SnowflakeSource SparkAuthenticationType SparkJobReferenceType SparkLinkedService SparkObjectDataset SparkServerType SparkSource SparkThriftTransportProtocol SqlAlwaysEncryptedAkvAuthType SqlAlwaysEncryptedProperties SqlDWSink SqlDWSource SqlDWUpsertSettings SqlMISink SqlMISource SqlPartitionS...