teradata create table with primary key

Tags: mit TCO create SQLite comm ROM creat sql RHCABegin Transaction;Create TABLE MAIN. [temp_970706128] ([Cltcode] varchar (not NULL), [cltname] varchar (50), [pycode] varchar (20), [wbcode] varchar (20), [address] varchar (100), [linkman] varchar (20), [tel] varchar (20), [Memo] Varhcar (50), [State] int, Primary

Oracle creates a table that automatically adds a primary key // creates a table Create Table T (Pk Number Primary Key, name varchar2 (20 ))

If the primary key of the database table is not the automatically generated ID column in the project In many tables, you need to obtain the primary key value of the new record. Each time you connect to the database and calculate the value, So I wrote a stored procedure that

In many cases we need to know what the primary key of the table is. A table in Ado.net that a DataTable can map a database is provided. You can then take advantage of the DataTable's property PrimaryKey, which is the datacolumn[] type is an array. We can use the following code Datacolumn[] cols;cols = Table.primarykey;

Label:Sometimes to get the table primary key field, although the system from the stored procedure can be obtained, but for familiar with the system table, it is easy to write yourself.2 Declare @table_name varchar 3 Set @table_name = ' Table_pqs ' 4 --1, according to system stored procedure 5 Execute

How do I get the automatically growing ID primary key value in the MSSQL database table in the JSP? For example: to build a table student have attribute columns Userid,username where UserID is a primary key with an int type read-

Alter table causes auto_increment resequencing, resulting in duplicate entry '1' for key 'Primary ', When you open the navicat design table and want to change the primary key id to auto-increment, this prompt will pop up. Changin

You must delete all the data of the primary table that meets a certain condition and associated sub-tables. In fact, this requirement is very simple. If the sub-Table specified ONDELETECA when creating the foreign key You must DELETE all the data in the primary

Sometimes you need to obtain the table primary key field. Although the system can obtain it from a stored procedure, you can easily write it yourself if you are familiar with the system table. Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/-->2 declare @ table_name varcha

DROP TRIGGERtr_monthlyclosing;CREATE TRIGGERTr_monthlyclosing NOCASCADEbeforeINSERT onpt_monthlyclosing referencing NEW asNEWROW forEach ROW MODE db2sqlBEGINATOMICIF(NEWROW. Flowno is NULL) Then SETNEWROW. Flowno= CurrentDATE; END IF;ENDALTER TABLEDMS. " Pt_monthlyclosing "DROP CONSTRAINT"Pk_flowno";ALTER TABLEDMS. " Pt_monthlyclosing "ADD CONSTRAINT"Pk_flowno"PRIMARY

Use dbname;Go Alter table dailytopicsreportlogcalc drop constraint [pk_dailytopicsreportlogcalc] Alter table dailytopicsreportlogcalc alter column sequenceno bigint Alter table dailytopicsreportlogcalc add constraint [pk_dailytopicsreportlogcalc] primary key clustered([Se

ERROR 1105 (HY000): A PRIMARY KEY must include all columns in the table ' s partitioning functionCREATE TABLE ' sample ' (' ID ' bigint (a) not NULL auto_increment COMMENT ' primary key ',' trade_no ' varchar (+) not NULL COMMENT

Tags: line ROM database name primary key tables increment different www typeSelect Table_schema,table_name,table_type,auto_increment,table_rows from Information_schema. ' TABLES ' where TABLE_ SCHEMA = ' database name ' and table_name = ' table name ';By querying different column names for different table information,

Label:1. The following is a table statement that is exported directly from the database. 1-- ----------------------------2--Table structure forFiles3-- ----------------------------4 DROP TABLE IF EXISTS ' files ';5 CREATE TABLE ' files ' (6' ID 'int(11) not NULL,7' FileName

In Powerdesinger, the auto-generated primary key name is automatically truncated if the table name is too long.Resolved as follows: Database/edit current dbms/scripts/objects/pkey/constname to find value inThe default is pk_%. The U27:TABLE%,U27 represents a 27-character intercept. Change to pk_%

Obtain the MYSQL statement bitsCN.com with the missing primary key table information SELECT a. 'Table _ scheme' AS DB_NAME, a. 'Table _ name', a. 'Table _ ROWS ', a. 'engine' --, .* FROM Information_schema. 'Tables 'a Left joi

In the previous article, we created the Hibernateconfigurationutil class, which can be used to obtain information about the table name and column name of the entity class, and we will use the Hibernateconfigurationutil class as well as the Java reflection in this article. To implement a JDBCUITL tool class that implements functions similar to Session.save (Object object) in HibernateJdbcutil classPackage Util;import Java.lang.reflect.field;import Java

Postgresql has the following three ways to set the primary key increment, the following look at the same point and different points.--Method OneCREATE TABLE Test_a(ID Serial,Name character varying (128),Constraint pk_test_a_id primary key (ID));Notice:create

My BSOOC needs a query table primary key foreign key information SQL, last night to study until 1 o'clock in the morning, finally to achieve this goal:Oracle:Select O.obj# as ObjectId, o.name as TableName, oc.name as ConstraintName,Decode (c.type#, 1, ' C ', 2, ' P ', 3, ' U ',4, ' R ', 5, ' V ', 6, ' O ', 7, ' C ', '?

principle, can achieve second-level table lock, 0 damage to the businessStudents also have the flexibility to use other methods when implementing the program:SET session Lock_wait_timeout=60;set Session Innodb_lock_wait_timeout=1;set session wait_timeout=10000(Innodb_lock_wait_timeout refers to the maximum amount of time a transaction waits for a resource to wait, and the time that it has not been allocated to a resource returns an application failur