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16 kwi 2015 · How to view the table structure in db2 database. Open db2 command window, connect to db2 with following command. > db2 connect to DATABASE_NAME USER USERNAME USING PASSWORD. Once you connected successfully, issue the following command to view the table structure. > db2 "describe select * from SCHEMA_NAME.TABLE_NAME".
A schema can contain tables, views, nicknames, triggers, functions, packages, and other objects. A schema is itself a database object. It is explicitly created using the CREATE SCHEMA statement, with the current user or a specified authorization ID recorded as the schema owner.
11 lip 2011 · Step 1 – Connect to the database. view source print? 1. db2 connect to my_database. Step 2 – Execute this query. view source print? 1. select schemaname from syscat.schemata. If you want to connect to another schema - read DB2 SET CURRENT SCHEMA. The recordset is something like : Read More. DB2 SET CURRENT SCHEMA - DBA DB2.
A schema provides a logical classification of objects in the database. The objects that a schema can contain include tables, indexes, table spaces, distinct types, functions, stored procedures, and triggers.
24 cze 2018 · Query below finds all views in a database with their script. Query select viewschema as schema_name, viewname as view_name, text as definition from syscat.views where viewschema not like 'SYS%' order by schema_name, view_name Columns. schema_name - schema name of the view; view_name - name of the view
How to access data in Db2 views. To retrieve or access information from a view, you use views like you use base tables. You can use a SELECT statement to show the information from the view. The SELECT statement can name other views and tables, and it can use the WHERE, GROUP BY, and HAVING clauses.
A table is an organized set of columns and rows. The number, type, and relative position, of the various columns in the table is recorded in the Db2 catalogue. The number of rows in the table will fluctuate as data is inserted and deleted. The CREATE TABLE statement is used to define a table.
