Technical Development - Tiveloper.

DESCRIBE user_sequences; Name Null? Type SEQUENCE_NAME NOT NULL VARCHAR2(30) MIN_VALUE NUMBER MAX_VALUE NUMBER INCREMENT_BY NOT NULL NUMBER CYCLE_FLAG VARCHAR2(1) ORDER_FLAG VARCHAR2(1) CACHE_SIZE NOT NULL NUMBER LAST_NUMBER NOT NULL NUMBER CYCLE_FLAG : Does sequence wrap around on reaching limit?ORDER_FLAG : Are sequence numbers generated in order?LAST_NUMBER : Last sequence number written to d..

DESCRIBE user_sequences; Name Null? Type SEQUENCE_NAME NOT NULL VARCHAR2(30) MIN_VALUE NUMBER MAX_VALUE NUMBER INCREMENT_BY NOT NULL NUMBER CYCLE_FLAG VARCHAR2(1) ORDER_FLAG VARCHAR2(1) CACHE_SIZE NOT NULL NUMBER LAST_NUMBER NOT NULL NUMBER CYCLE_FLAG : Does sequence wrap around on reaching limit?ORDER_FLAG : Are sequence numbers generated in order?LAST_NUMBER : Last sequence number written to d..

DESCRIBE user_views; - To check the construction of the user_views. Name Null? Type VIEW_NAME NOT NULL VARCHAR2(30) TEXT_LENGTH NUMBER TEXT LONG TYPE_TEXT_LENGTH NUMBER TYPE_TEXT VARCHAR2(4000) OID_TEXT_LENGTH NUMBER OID_TEXT VARCHAR2(4000) VIEW_TYPE_OWNER VARCHAR2(30) VIEW_TYPE VARCHAR2(30) SUPERVIEW_NAME SELECT DISTINcT view_name FROM user_views; VIEW_NAME EMPLOYEES_VU DEPT50 SELECT text FROM ..

DESCRIBE user_views; - To check the construction of the user_views. Name Null? Type VIEW_NAME NOT NULL VARCHAR2(30) TEXT_LENGTH NUMBER TEXT LONG TYPE_TEXT_LENGTH NUMBER TYPE_TEXT VARCHAR2(4000) OID_TEXT_LENGTH NUMBER OID_TEXT VARCHAR2(4000) VIEW_TYPE_OWNER VARCHAR2(30) VIEW_TYPE VARCHAR2(30) SUPERVIEW_NAME SELECT DISTINcT view_name FROM user_views; VIEW_NAME EMPLOYEES_VU DEPT50 SELECT text FROM ..

To find the names of the columns to which a constraint applies.DESCRIBE user_cons_columns;- The name of the owner of a constraint - The name of the constraint, - Table name - The names of the columns with the constraint - The original position of column or attribute in the definition of the objectSELECT constraint_name, column_name FROM user_cons_columns WHERE table_name = 'EMPLOYEES';* A constr..

To find the names of the columns to which a constraint applies.DESCRIBE user_cons_columns;- The name of the owner of a constraint - The name of the constraint, - Table name - The names of the columns with the constraint - The original position of column or attribute in the definition of the objectSELECT constraint_name, column_name FROM user_cons_columns WHERE table_name = 'EMPLOYEES';* A constr..

- USER_CONSTRAINTS : Constraint definitions on your tables.DESCRIBE user_constraints; Name Null? Type OWNER NOT NULL VARCHAR2(30) CONSTRAINT_NAME NOT NULL VARCHAR2(30) CONSTRAINT_TYPE VARCHAR2(1) TABLE_NAME NOT NULL VARCHAR2(30) SEARCH_CONDITION LONG R_OWNER VARCHAR2(30) R_CONSTRAINT_NAME VARCHAR2(30) DELETE_RULE VARCHAR2(9) STATUS VARCHAR2(8) DEFERRABLE VARCHAR2(14) DEFERRED VARCHAR2(9) VALIDAT..

- USER_CONSTRAINTS : Constraint definitions on your tables.DESCRIBE user_constraints; Name Null? Type OWNER NOT NULL VARCHAR2(30) CONSTRAINT_NAME NOT NULL VARCHAR2(30) CONSTRAINT_TYPE VARCHAR2(1) TABLE_NAME NOT NULL VARCHAR2(30) SEARCH_CONDITION LONG R_OWNER VARCHAR2(30) R_CONSTRAINT_NAME VARCHAR2(30) DELETE_RULE VARCHAR2(9) STATUS VARCHAR2(8) DEFERRABLE VARCHAR2(14) DEFERRED VARCHAR2(9) VALIDAT..

While the USER_TABLES view provides information on your table names and storage, USER_TAB_COLUMNS is used to obtain detailed information of each column of a table. - Column names, - Column data types - Length of data types - Precision and scale for NUMBER columns - Whether null are allowed - Default value. DESCRIBE user_tab_columns; Name Null? Type TABLE_NAME NOT NULL VARCHAR2(30) COLUMN_NAME NO..

While the USER_TABLES view provides information on your table names and storage, USER_TAB_COLUMNS is used to obtain detailed information of each column of a table. - Column names, - Column data types - Length of data types - Precision and scale for NUMBER columns - Whether null are allowed - Default value. DESCRIBE user_tab_columns; Name Null? Type TABLE_NAME NOT NULL VARCHAR2(30) COLUMN_NAME NO..