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declare type row_num_type is table of number index by simple_integer; type row_text_type is table of varchar2(10) index by simple_integer; row_num_tab row_num_type; row_text_tab row_text_type; v_total number; sql_stmt varchar2(300);begin for i in 1..10 loop row_num_tab(i) ...
This SQL Server tutorial explains how to use the WHILE LOOP in SQL Server (Transact-SQL) with syntax and examples. In SQL Server, you use a WHILE LOOP when you are not sure how many times you will execute the loop body and the loop body may not execute e
here is my sql query stored procedure given below. i want some change in my query that if the lapucurrentbal is not 0.00 than it will fetch the last record so for that i have to used while loop here that if it contains 0.00 than it go for top1 and if in top 1 record lapucurrent...
_NAME; END IF; --拼接建表语句 TARGET_RESULTS := 'CREATE TABLE ' || N_TABLE_NAME || ' AS '; --拼接查询项 TARGET_RESULTS := TARGET_RESULTS || 'SELECT ' || ALIAS || '.* '; --循环动态生成查询项 FOR TEMP IN DATA LOOP TARGET_RESULTS := TARGET_RESULTS || ',B' || TEMP....
sql sql-server tsql 我有一个存储过程,在这个过程中,a用键字段填充一个基表,然后循环遍历该表以获得这些键字段,从而重新查询源数据表以获得详细的计数。我遇到的问题是,当基表中有很多行时,SP需要很长时间才能运行。我已经将源数据加载到临时表中,创建了索引,并使基表成为带有索引的临时表。 CREATE TABLE #...
Sets a condition for the repeated execution of a SQL statement or statement block. The statements are executed repeatedly as long as the specified condition is true. The execution of statements in the WHILE loop can be controlled from inside the loop with the BREAK and CONTINUE keywords. Transac...
Can we alias name for temp table Can we creating index on non unique value columns on temporary tables Can we do MAX inside nested CASE Statement? Can we generate pipe delimited column through SQL query Can we optimise While Loop in sql server for large number of data? Can we pass paramet...
This should create 2 backups in the backup folder as follows. Using a WHILE Loop The next example will do backups of the 2 databases. We will create a temp table with the list of our 2 databases first. SELECT ROW_NUMBER() OVER(ORDER BY name ASC) AS Row, name ...
Fetch value to be used in iteration scope for (i=1) Data Manipulation for (i=1) OR INSERT/UPDATE/DELETE for (i=1) OR Insert into Temp Table to return at the end of the loop execution SQL Server Execution Times: CPU time = 0 ms, elapsed time = 0 ms. Table ...