desc table in db2

|+----------------+| sale_report || test_dysql || union_tab_1 || union_tab_2 || v_sale_report |+----------------+5 rows in Set (0.00 sec)Oracle uses the following statement to implementsql> SELECT2 table_name3 from4 All_tables5 WHERE6 ROWNUM table_name------------------------------------------------------------icol$con$undo$proxy_role_data$file$uet$ind$seg$col$9 rows selected.mysql> desc sale_report;+------------+---------------+------+-----+--------

Tags: roc share ACL isnull where SQL _id Simple Object After many times I have verified. Finally, we found a way to query the database structure in Sybase. Before that, I was very puzzled about how this Sybase database is not as easy as Oracle and MySQL. DESC table name; After the online query, get a result. sp_help table name;But there are multiple results. A

In MySQL, if you want to see the definition of a table, you have the following options1. Show CREATE TABLE statement:Show CREATE TABLE table_name;2. DESC TABLE_NAME Statement:CREATE TABLE person ( ID int. NOT NULL auto_increment primary key, name varchar (8), index

A simple query statement has been an error in the location of Desc, at first thought it wasORDER BY Status Desc error, check multiple times, suspected DESC is the name of the field to blame, after verifying that, DESC is often used as a field name to identify the meaning of the descriptionThe solution is to use the ab

($resultKeyArray[0]["NAME"]){$keyCloum=$resultKeyArray[0]["NAME"]; }Else{$keyCloum="ID"; }//Get all the rows of the table, because if the table is too big millions of rows, the full import into memory will be as memory overflow$count= Fetcher ($dbOri,"Select COUNT (*) from public.".$tableName,Array() );$dataCount=$count[0][1];//Determine how many times to execute$executeloops= Floor ($dataCount/10000

How does db2 rename a table ?, How does db2 rename a table?How does db2 rename a table? Set The current schema: db2 => set schema db2adminDB20000I The SQL command completed successfull

This article describes how to copy a DB2 table to a DB2 database through one-way Q replication. We all know that Q replication is a new high-speed technology, I is generally used to move data between databases managed by IBM DB2 Universal Database. It is a highlight of the just-released

): specify the value of a column as one in the list, such as sex IN ('F', 'M '). 2. (colname1 determined by colname2): colname1 fully depends on colname2. 3. (expression): this expression is a judgment, for example, alter table test1 add constraint chk_sal check (salary + comm)> 80000). For operations that violate the constraints of this expression, the following error occurs: db2 => insert into test1 selec

DB2 obtains detailed information about the current user table, field, index, and so on. db2 current user Obtain detailed information about all tables, fields, and indexes. SELECT d. name tbName, COALESCE (d. remarks, '') tbDesc,. name columnName,. coltype columnType, decode (. nulls, 'y', '1', '0') notNull, decode (. identity, 'y', '1', '0') auto,. longlength w

Create a role tableCREATE TABLE Nbctxp. Tbl_nbc_nonbankrole (ID BIGINT not NULL,ROLENAME VARCHAR (50),Createtime TIMESTAMP,UpdateTime TIMESTAMP,CONSTRAINT p_id PRIMARY KEY (ID));CREATE INDEX SQL150130091455900 on NBCTXP. Tbl_nbc_nonbankrole (ID);Let the primary key increment by 1Alter table Nbctxp. Tbl_nbc_nonbankrole ALTER column ID set generated always as identity (start with 1,increment by 1)Create an in

It is very easy to create a table in DB2. But how can I create a table with an auto-incrementing column? The following describes how to create an auto-incrementing table in DB2 for your reference. Create table test (id intege

records of the result set, and then limit b.latn_id is null (assuming B itself record latn_id is not empty) should actually use B.PRD_INST_ID is null (association field)You can get the records in table B that do not have a table prd_inst_id, that is, a is not in table B.All of the above is a table is not in

Postgresql queries the DB2 \ Oracle table through the fdw_JDBC connection1. Search for the libjvm. so common library[Root @ db2 jdbc_fdw-1.0.0] # locate libjvm. so/Opt/IBM/tsamp/sam/java/jre/bin/classic/libjvm. so/Opt/IBM/tsamp/sam/java/jre/bin/j9vm/libjvm. so/Opt/ibm/db2/V9.7/itma/JRE/lx8266/bin/classic/libjvm. so/Opt

First, send redirect Restore commandDB2 RESTORE DB olddb from ' C:\OLDDBbak ' taken at 20150717164847 to ' C: ' Into newdb REDIRECTWhere, OLDDB is the old database, the database name of the backup, NEWDB is the new database name, do not have to create in advance, C:\OLDDBbak is the directory where the backup files are placed, 20150717164847 isThe timestamp of the backup file, depending on the name of the backup file Olddb.0.db2.node0000.catn0000.20150

How can I avoid an error when executing SQL statements in DB2? This is a problem that many people have mentioned. The following describes how to execute SQL statements in DB2 and export table records for your reference. When writing DB2 SQL statements on the console, many people habitually press enter to wrap the line,

Tags:. com technology image SEQ com src Pre Direct divT1 table SEQ Table Want the result set to be: Statement: SELECT * from (SELECT * fromseq,t1) U Left JOINT1 onU.id=T1.id andU.jjh=T1.jjh andU.num>=T1.begin_num andU.numT1.end_numWHERET1.id is not NULL Description SEQ,T1 multiply the table set by multiplying the rows and columns. SEQ, all rows correspond t

You can add data to a table as follows:1. insert into table values (...)Write data according to the specified column in the table. If only the table name is given, the data is added in the column order.Insert into table (col1, col2) values (value1, value2)Insert into

I have encountered a similar problem. I have read a detailed article to share it with you and express my gratitude to the author of the original article. The content of the post is as follows: How to adjust the table space size in DB2 After receiving a call from the customer, the program keeps reporting errors, and all services cannot be done. Copy a log of the Application Server (WebLogic). The log shows:

We often see DB2 table join operations. The following describes the principle of DB2 table join in detail. If you are interested in this, take a look. In DB2, the optimizer can select nested connections or merge connections. If correct, you can also select hash connections.

Tags: based on body allows DIV to use Oracle database to insert int SQLASC and DESCIndicate ascending and descending, respectivelySELECT * FROM tablename ORDER BY id DESC: According to the ID field in descending order, from big to smallSELECT * FROM tablename ORDER by ID ASC: According to the ID field in ascending order, from small to largeClone tableThe methods for cloning tables in the DB2 database are as