db2 temp table

intoUsertmpVALUES(Tuserid, tname); END IF; UPDATET_demo_test1SETContent=Concat (Content,v_mcontent, Tname)WHERETid=Tmpid; SETDone=FALSE;/*SELECT t_demo_test2.name from t_demo_test2 WHERE userid = Tuserid into tname; also triggers not FOUND*/ SETTname= NULL; ENDLOOP; SELECT COUNT(*) fromUsertmp intoV_count; SETV_output= 'finished'; CLOSEcur; DROP Temporary TABLE IF EXISTSusertmp;END //Call p_modify_content ("Hello",@content,@count); Select @c

Temp table:* * This is a table and data * *SELECT * FROM score where num > 60;* * Turn the table data into a temporary table, as a temporary table, then you can query the data in this temporary

availableMysql> SELECT * from Temp_table, temp_table as T2;ERROR 1137:can ' t reopen table: ' Temp_table 'If you are using a different alias to find a temporary table multiple times in a stored function, or if you are using a different statement in this storage function, this error will occur.The show tables statement does not enumerate temporary tablesYou can't use rename to rename a temporary

Tags: Oracle temp table Space Create a new temporary tablespace Tmpa Create temporary tablespace tempa tempfile '/oracle/tmp/tempa01.dbf ' SIZE 8192M reuse autoextend on NEXT 1024K MAXSIZE UNLIMITED;2. Specify the default temporal tablespace as TmpaALTER DATABASE default temporary tablespace Tempa;3. Clear the original tablespace (note do not physically delete the tablespace file, if physically dele

ORA-14450: attempt to access a transactional temp table already in use, temptable ORA-14550 errors may occur when modifying session-level temporary tables in ORACLE data, so why does the session-level global temporary table report a ORA-14450 error, as shown below, let's start with a small case: Case 1: SQL> CREATE GLOBAL TEMPORARY

oracle| temporary table Recently encountered a problem: the previous Time page query Oracle table is normal, but the page has recently been unable to display. Print out the SQL put to pl/sql devoloper execution, the newspaper "cannot through 8 (in the table space XXX) Extended temp section", there is a page, you can qu

Tags: tempoggThere is a change in demand, need to extract data to the pressure measurement environment, in the IMPDP import process found. .. . Imported "RCS". " T_rcs_mer_day ":" PMAX "0 KB 0 rowsProcessing Object Type Table_export/table/commentProcessing Object Type Table_export/table/index/indexAlways stuck, according to experience should be the table has an i

Label:Recently made a report in which stored procedures, cursors, CTE expressions, temporal tables, and table variables are used in the report. The problem comes when the cursor iterates through the data in the CTE, stores the corresponding data in the variable, inserts the variable into the table variable, and after the cursor ends, wants to filter the table var

Oracle 1.startup-Start the database 2.create temporary tablespace TEMP2 tempfile '/home2/oracle/oradata/sysmon/temp02.dbf ' SIZE 512M reuse autoextend on NEXT 640K MAXSIZE Unlimited; --Create transit temporary table space 3.alter database default temporary tablespace temp2; --Change the default temp table space to the new temporary

1. Create a staging table spaceCreate temporary tablespace TEMP1 tempfile ' E:\ORACLE\ORADATA\ORCL9\temp02. DBF 'SIZE 512M Reuse autoextend on NEXT 1M MAXSIZE UNLIMITED;2. Change the default temporary table space to the new temporary tablespace that you just created Temp1ALTER DATABASE default temporary tablespace Temp1;3. Delete the original temporary table spac

1. If the table does not have an auto-growing identity column (int) using the temp tableSELECT IDENTITY (int) NewID,.. Into #tmp from youtable2. Tables with identity columns using table variablesINSERT into @tmpTableSELECT ..., NewID= (SELECT COUNT (*) from youtable b WHERE b.aidWhen you have a continuous newid from 1 to ~d, you can use loops to manipulate each r

PHP Query Oracle Temp table, why empty? $dbOracle =oci_connect ("The database connection is normal, the query is not a temporary table is normal");" " " " "END;"; /do not begin to write directly SQL is the same $stid = Oci_parse ($dbOracle, $ORACLESQL);$r =oci_execute ($stid);Print_r ($R);$ORACLESQL = "SELECT * from Fs_tt";$stid = Oci_parse ($dbOra

Because the memory engine does not support Bolb and text types, if the query uses a BLOB or text column and you need to use an implicit temporary table, you will have to use the MyISAM disk staging table, even if there are only a few rows of data.This can result in a serious performance overhead. Even if you configure MySQL to store temporary tables on memory block devices (Ram-disk), you still need a lot o

Tags: Oracle temp tableOracletemporary tables are divided intosession-level temporary tables and transaction-level temporary tables. A session-level temporary table is the data in a staging table that exists only during the session lifecycle, and when the user exits the end of the session,Oracle automatically clears the data from the staging

Usage: You can use temporary tables to hold related records for complex queries, which can improve efficiency and readability of your programs, similar to those in cursors My_cursor DECLARE my_cursor cursor scroll For select field from tablename Temporary tables are divided into: User temporary tables and system temporary tables. The difference between a system temp table and a user temporary

There are two types of temporal tables in PostgreSQL, one is the session-level temporary table and one is the transaction-level temporary table. In a session-level staging table, data can exist throughout the lifetime of the session, and the data in the transaction-level staging table can only exist in the life cycle o

In some cases, it takes several very large tables to correlate the case, but the time to retrieve is a small amount of data.You can first retrieve the large table data, then insert it into the temporary table, and then associate the processing.For example:A database of a department store.It has the following 2 tables without partitions.Sales table: Sales date, s

A ORA-14450 attempt to access a transactional temp table already in use, ora14450 An error occurred today when adding a field to the temporary table: ORA-14450 attempt to access a transactional temp table already inuse The reasons for improper use of two temporary tables for

to the temp table space to successfully Sql> alter tablespace blsp_temp add tempfile ' +dg_ddata_02/racdbdg/datafile/blsp_temp02.dbf ' size 10240M;Tablespace altered.Sql> Query temporary table space, or error Sql> Select file_id,file_name,bytes/1024/1024 mb,status,tablespace_name from Dba_temp_files where file_name like '% blsp_temp% ';Select file_id,file_name,b

rows)--on commit PRESERVE Rows Description Temp Table is a session designation, Oracle truncates the table when the session is interrupted. The problem of conflict is not to be considered.A temporary table is just the data that is used to save the current session, and the data exists only during a transaction or sessi