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D.2. Unsupported Features

The following features defined in SQL:2003 are not implemented in this release of PostgreSQL. In a few cases, equivalent functionality is available.

Identifier Package Description Comment
B011   Embedded Ada  
B013   Embedded COBOL  
B014   Embedded Fortran  
B015   Embedded MUMPS  
B016   Embedded Pascal  
B017   Embedded PL/I  
B031   Basic dynamic SQL  
B032   Extended dynamic SQL  
B032-01   <describe input statement>  
B033   Untyped SQL-invoked function arguments  
B034   Dynamic specification of cursor attributes  
B041   Extensions to embedded SQL exception declarations  
B051   Enhanced execution rights  
B111   Module language Ada  
B112   Module language C  
B113   Module language COBOL  
B114   Module language Fortran  
B115   Module language MUMPS  
B116   Module language Pascal  
B117   Module language PL/I  
B121   Routine language Ada  
B122   Routine language C  
B123   Routine language COBOL  
B124   Routine language Fortran  
B125   Routine language MUMPS  
B126   Routine language Pascal  
B127   Routine language PL/I  
B128   Routine language SQL  
C011 Core Call-Level Interface  
E081 Core Basic Privileges  
E081-05 Core UPDATE privilege at the column level  
E081-07 Core REFERENCES privilege at the column level  
E081-09 Core USAGE privilege  
E121 Core Basic cursor support  
E121-06 Core Positioned UPDATE statement  
E121-07 Core Positioned DELETE statement  
E153 Core Updatable queries with subqueries  
E182 Core Module language  
F121   Basic diagnostics management  
F121-01   GET DIAGNOSTICS statement  
F121-02   SET TRANSACTION statement: DIAGNOSTICS SIZE clause  
F181 Core Multiple module support  
F262   Extended CASE expression  
F263   Comma-separated predicates in simple CASE expression  
F291   UNIQUE predicate  
F301   CORRESPONDING in query expressions  
F311 Core Schema definition statement  
F311-04 Core CREATE VIEW: WITH CHECK OPTION  
F312   MERGE statement  
F341   Usage tables  
F392   Unicode escapes in identifiers  
F393   Unicode escapes in literals  
F402   Named column joins for LOBs, arrays, and multisets  
F442   Mixed column references in set functions  
F451   Character set definition  
F461   Named character sets  
F521 Enhanced integrity management Assertions  
F641   Row and table constructors  
F661   Simple tables  
F671 Enhanced integrity management Subqueries in CHECK intentionally omitted
F691   Collation and translation  
F692   Enhanced collation support  
F693   SQL-session and client module collations  
F695   Translation support  
F696   Additional translation documentation  
F721   Deferrable constraints foreign keys only
F731   INSERT column privileges  
F741   Referential MATCH types no partial match yet
F751   View CHECK enhancements  
F811   Extended flagging  
F812 Core Basic flagging  
F813   Extended flagging  
F821   Local table references  
F831   Full cursor update  
F831-01   Updatable scrollable cursors  
F831-02   Updatable ordered cursors  
S011 Core Distinct data types  
S011-01 Core USER_DEFINED_TYPES view  
S023 Basic object support Basic structured types  
S024 Enhanced object support Enhanced structured types  
S025   Final structured types  
S026   Self-referencing structured types  
S027   Create method by specific method name  
S028   Permutable UDT options list  
S041 Basic object support Basic reference types  
S043 Enhanced object support Enhanced reference types  
S051 Basic object support Create table of type  
S081 Enhanced object support Subtables  
S091   Basic array support  
S091-01   Arrays of built-in data types  
S091-02   Arrays of distinct types  
S091-03   Array expressions  
S092   Arrays of user-defined types  
S094   Arrays of reference types  
S095   Array constructors by query  
S096   Optional array bounds  
S097   Array element assignment  
S151 Basic object support Type predicate  
S161 Enhanced object support Subtype treatment  
S162   Subtype treatment for references  
S201   SQL-invoked routines on arrays  
S201-01   Array parameters  
S201-02   Array as result type of functions  
S202   SQL-invoked routines on multisets  
S231 Enhanced object support Structured type locators  
S232   Array locators  
S233   Multiset locators  
S241   Transform functions  
S242   Alter transform statement  
S251   User-defined orderings  
S261   Specific type method  
S271   Basic multiset support  
S272   Multisets of user-defined types  
S274   Multisets of reference types  
S275   Advanced multiset support  
S281   Nested collection types  
S291   Unique constraint on entire row  
T011   Timestamp in Information Schema  
T041 Basic object support Basic LOB data type support  
T041-01 Basic object support BLOB data type  
T041-02 Basic object support CLOB data type  
T041-03 Basic object support POSITION, LENGTH, LOWER, TRIM, UPPER, and SUBSTRING functions for LOB data types  
T041-04 Basic object support Concatenation of LOB data types  
T041-05 Basic object support LOB locator: non-holdable  
T042   Extended LOB data type support  
T051   Row types  
T052   MAX and MIN for row types  
T053   Explicit aliases for all-fields reference  
T061   UCS support  
T111   Updatable joins, unions, and columns  
T121   WITH (excluding RECURSIVE) in query expression  
T122   WITH (excluding RECURSIVE) in subquery  
T131   Recursive query  
T132   Recursive query in subquery  
T152   DISTINCT predicate with negation  
T172   AS subquery clause in table definition  
T173   Extended LIKE clause in table definition  
T174   Identity columns  
T175   Generated columns  
T176   Sequence generator support  
T211 Active database, Enhanced integrity management Basic trigger capability  
T211-05 Active database, Enhanced integrity management Ability to specify a search condition that must be true before the trigger is invoked  
T211-06 Active database, Enhanced integrity management Support for run-time rules for the interaction of triggers and constraints  
T211-08 Active database, Enhanced integrity management Multiple triggers for the same event are executed in the order in which they were created in the catalog intentionally omitted
T251   SET TRANSACTION statement: LOCAL option  
T261   Chained transactions  
T272   Enhanced savepoint management  
T281   SELECT privilege with column granularity  
T301   Functional dependencies  
T321 Core Basic SQL-invoked routines  
T321-02 Core User-defined stored procedures with no overloading  
T321-04 Core CALL statement  
T321-05 Core RETURN statement  
T324   Explicit security for SQL routines  
T325   Qualified SQL parameter references  
T326   Table functions  
T331   Basic roles  
T332   Extended roles  
T401   INSERT into a cursor  
T411   UPDATE statement: SET ROW option  
T431 OLAP Extended grouping capabilities  
T432   Nested and concatenated GROUPING SETS  
T433   Multiargument GROUPING function  
T434   GROUP BY DISTINCT  
T471   Result sets return value  
T491   LATERAL derived table  
T511   Transaction counts  
T541   Updatable table references  
T561   Holdable locators  
T571   Array-returning external SQL-invoked functions  
T572   Multiset-returning external SQL-invoked functions  
T601   Local cursor references  
T611 OLAP Elementary OLAP operations  
T612   Advanced OLAP operations  
T613   Sampling  
T621   Enhanced numeric functions  
T631 Core IN predicate with one list element  
T641   Multiple column assignment  
T651   SQL-schema statements in SQL routines  
T652   SQL-dynamic statements in SQL routines  
T653   SQL-schema statements in external routines  
T654   SQL-dynamic statements in external routines  
T655   Cyclically dependent routines  
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