Download IBM Informix DB-Access User`s Guide, Version 5.2
Transcript
Chapter The Table Menu Option In This Chapter . . . . 5 . . . . . . . . . . . . . . . . 5-3 Selecting the TABLE Menu . . . . . . . . . . . . . . . . 5-4 Creating a Table . . . . . . . . . . . . . . . . . . . The CREATE TABLE Screen . . . . . . . . . . . . . Naming the Table . . . . . . . . . . . . . . . . . Building the Table Schema . . . . . . . . . . . . . . Differences Between IBM Informix OnLine and IBM Informix SE Exiting the CREATE TABLE Menu . . . . . . . . . . . Adding a Column to a Table . . . . . . . . . . . . . The ADD NAME Screen . . . . . . . . . . . . . Naming the Column . . . . . . . . . . . . . . Defining the Column Data Type. . . . . . . . . . . Specifying the Column Length or Other Parameters . . . . Defining an Index for the Column . . . . . . . . . . Allowing Null Values in the Column . . . . . . . . . Adding to the Table Schema . . . . . . . . . . . . . Building the Table Schema . . . . . . . . . . . . . . Modifying a Column in a Table . . . . . . . . . . . . Modifying the Column Name . . . . . . . . . . . Modifying the Column Data Type . . . . . . . . . . Modifying the Column Length . . . . . . . . . . . Modifying the Column Index . . . . . . . . . . . Modifying the Nulls Entry . . . . . . . . . . . . Dropping a Column . . . . . . . . . . . . . . . . Rebuilding the Table Schema . . . . . . . . . . . . . Displaying Subsequent Table Screens . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-5 5-6 5-6 5-7 5-8 5-8 5-9 5-9 5-11 5-12 5-14 5-15 5-16 5-17 5-17 5-18 5-19 5-21 5-22 5-23 5-24 5-25 5-26 5-27