delete syntax in db2

Quick deletion of db2 data without writing logs IBM official documentation: Use the not logged initially parameter to reduce logging if an application creates and fills a worksheet Based on the master table, in addition, you do NOT worry about the recoverability of these worksheets (because you can easily re-CREATE them based on the master TABLE), you can specify the not logged initially parameter on the create table statement when creating a workshee

Sysproc.admin_cmd (); --Collect statistical informationCall Sysproc. Admin_cmd ('RUNSTATS on TABLE db2user. S_clm_rate_pol_aaa_test'); --Add new Partition EXECUTEIMMEDIATE'ALTER TABLE Db2user. S_clm_rate_pol_aaa_test ADD PARTITION'||V_partition_name||'starting'||SUBSTR (Etl_date,1,6)||'INCLUSIVE Ending'||V_partition_end||'Exclusive'; SETV_location= 'After you add a new partition'; COMMIT; EXECUTEIMMEDIATE'ALTER TABLE Db2user. S_clm_rate_pol_aaa_test ACTIVATE not logged initially'; for

1. Add a fieldALTER TABLE [table_name] add [column_name] [Column_type]2. Change the field typeALTER TABLE [TABLE_NAME] ALTER COLUMN [COLUMN_NAME] Set data type [Column_type]Note: Changes to the field type are limited, such as changing the field to be larger than the previous type, if you want to change the size or change the decimal length, you must first drop the original column and then add it again.For example, I want to change the column of a varchar (10) to varchar (6) or change the column

A DB instance exists in two places in the data:1: Physical Location: On disk, which is the file system.2: Logical Location: The database system table, which is the configuration information for the disk file.Procedure for deleting a database:1: Delete the physical file, 2: Delete the logical information, that is, the configuration information of the physical file.The above two places are deleted at the same

The following articles mainly describe the detailed parsing of MySQL DELETE syntax. First, we start with the example of single table syntax and multi-Table syntax, if you are very interested in the MySQL DELETE syntax, you can rea

The following article mainly describes the MySQL delete syntax of the detailed parsing, first of all, we are from the single table syntax and the example of multiple table syntax, if you are interested in the MySQL delete syntax r

The following articles mainly describe the detailed parsing of MySQL DELETE syntax. First, we start with the example of single table syntax and multi-Table syntax, if you are very interested in the MySQL DELETE syntax, you can rea

The following articles mainly describe the actual operation steps of mysql delete syntax and the actual application code of mysql delete syntax. The following describes the specific content, I hope it will help you learn this syntax. Single Table

The following articles mainly describe the detailed parsing of MySQL DELETE syntax. First, we start with the example of single table syntax and multi-Table syntax, if you are very interested in the MySQL DELETE syntax, you can rea

Sqlalert syntax for adding, modifying, and deleting field syntax instance altertable: altertable quot; table_name quot; the detailed Writing Method of [change method] varies according to the target we want to achieve. In the changes listed above, the [change method] is as follows: add a column: add quot; column 1 quot; column 1 Data Type quot; delete An SQL

/* Four, check 1. General Query syntax: Select /* 2). Query section Column--Condition Query Example: Select I,j,k from a where f=5 description: Queries all rows in table a f=5. and displays the I,J,K3 column */select /* 3). Use as in a query to change the column name example: select name as name from a where /* 4). Query for Empty rows example: Select name from a where e-mail is null Description: Query all rows in table A that are empty e-mail

/* Four, check 1. General Query syntax: Select /* 2). Query section Column--Condition Query Example: Select i,j,k from a where f=5 description: Queries all rows in table A f=5, and displays I,J,K3 columns */select /* 3). Use as in a query to change the column name example: select name as name from a where /* 4). Query for Empty rows example: Select name from a where e-mail is null Description: Query all rows with empty email in table A and di

Table A, the Name field, for Zhao　　2). Use between to query within a rangeExample: SELECT * from a where age between and 20Description: The query displays a record of age 18 to 20 in table a　3). Use in to query within the enumeration (in the back is more data)Example: select name from a where address in (' Beijing ', ' Shanghai ', ' Tangshan ')Note: Query table A in the address value of Beijing or Shanghai or Tangshan records, display the Name field3. Group queries1). Use GROUP by to group quer

Use the trim function in MYSQL syntax to delete bitsCN.com characters on both sides. In actual development, you always encounter this situation. Or in this case If you are still using select fields from table where like '/%', it is definitely a thankless practice, taking a closer look at the built-in functions of MYSQL is definitely the first priority. I first thought that the trim in the PHP functio

JS function Document.onclick () {} error syntax error on token ' function ', delete this tokenfunction Document.onclick ()//close the control when any click //ie6 can be replaced by the following switch focus processing{With (window.event){if (srcelement! = Outobject srcelement! = Outbutton)Closelayer ();}}Change to:Document.onclick=function ()//close the control when any click//ie6 can be replaced by the

Option Explicit' Erase dataPrivate Sub CommandButton1_Click ()Dim Qknum as Integer' Select Yes or no to confirm delete data' In dialog box type 16+4:16 refers to the icon type is the stop icon, 4 refers to the button that appears is the "no" buttonIf (MsgBox ("OK to delete all data?", vbcritical + 16 + 4, "warm tip") = vbno) ThenExit SubEnd If' The data to be emptied starts the lineQknum = Sheet1.UsedRange.

the data table: Delete data table It's easy to delete data tables in MySQL, but you need to be careful when you delete a table, because all the data disappears after the delete command is executed.GrammarThe following is a common syntax for removing MySQL dat

Delete Delete can delete more than one record, and you can use the where to set the conditional expression, and the record that matches the criteria is deleted. The syntax is as follows: DELETE [table name. *] From table name WHERE condition Expression Use the drop statement

1. Multithreading create pthread_create () syntax2, multi-threaded exit pthread_exit () syntax3. Multithreading waiting for Pthread_join () syntax4. Multithreading delete Pthread_cancel () syntaxCode Analysis:/*THREAD.C*/#include#include#include#defineThread_number 3/* Number of threads */#defineRepeat_number 5/* Number of small tasks per thread */#defineDelay_time_levels 10.0/* Maximum time interval between small tasks */void*thrd_func (void*Arg) { /

Tags: style color ar line size SQL ad onSQLite delete the field when prompted by a syntax error near, how to solve it? The ALTER TABLE statement in SQLite does not support drop COLUMN, only rename and addWorkaround:1. Create a temporary table that adds a field other than the field you want to deleteCREATE TABLE _temp as select _id,name,age,balance from;SELECT * from _temp;2.