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Table columns are created and edited in SQL Maestro for MySQL within the Field Editor.

To add a new table column, you should either:

•	open the table in Table Editor and the Fields tab there;

•	press the Insert key or select the Add New Field... item from the popup menu (alternatively, you may use the corresponding link of the Navigation Bar)

•	select the table in the explorer tree and use the Create New Field popup menu item

•	select the table Fields node or any field within the table in the explorer tree and use the Add New Field... popup menu item.

Specify the Field Name and specify the Field Data Type by selecting it from the drop-down list. To set data type lacking in the list, enter it in the appropriate box manually.

Note: the name of the object must be unique among all the object names in the table. You can use any identifier that is allowed by MySQL server.

Parameters group options are described at the Field parameters topic.

To set the default value for the field use the Default value box. This value is always inserted to the table in this field when the field value is not specified in the insert query.

Specify the column character set and collation.

Default value

Within the box you can assign a default value for the field column. The action is optional. If the default value was specified during the new row created and no values is specified for some of the columns, the columns will be filled with their respective default values.

The Comment box allows you to set optional text describing the field.

Table fields are edited within the Field Editor dialog window. In order to open the dialog you should either

•	open the table in Table Editor and the Fields tab there;

•	press the Enter key or select the Edit Field item from the popup menu (alternatively, you may use the corresponding link of the Navigation Bar)

•	select the field to edit in the explorer tree and use the Edit Field popup menu item.

You can change the name of the field using the Rename Field dialog. To open the dialog you should either

•	select the field to rename in the explorer tree;

•	select the Rename Field item from the popup menu

•	open the table in Table Editor and the Fields tab there;

•	select the field to rename;

•	select the Rename Field item from the popup menu (alternatively, you may use the corresponding link of the Navigation Bar).

To drop the table field:

•	select the field to drop in the explorer tree;

•	select the Drop Field item from the popup menu

•	open the table in Table Editor and the Fields tab there;

•	press the Delete key or select the Drop Field item from the popup menu (alternatively, you may use the corresponding link of the Navigation Bar)

and confirm dropping in the dialog window.

SQL Maestro for MySQL online help

Fields

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