Search notes:

Oracle: DBA_TAB_COLUMNS

dba_tab_columns stores information about columns of tables, views and clusters
This view comes in three variants: user_tab_columns, all_tab_columns and dba_tab_columns.
dba_tab_columns is related to dba_tab_cols, the difference being that dba_tab_columns only shows columns that are not generated, see differences between dba_tab_columns and dba_tab_cols

See also

Using dba_tab_columns to select the structural differences between two tables.
A simple investigation into the columns DATA_LENGTH, DATA_PRECISION and DATA_SCALE
cols is a special synonym for user_tab_columns.
xxx_TAB_COL_STATISTICS
dba_source.

Index

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