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Commitabbd64c

Browse files
author
Thomas G. Lockhart
committed
Support ODBC-style CURRENT_TIME, CURRENT_USER, etc with trailing empty
 parens. This is not SQL spec syntax, so later we will remove this extension from gram.y.
1 parenta4420c4 commitabbd64c

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2 files changed

+43
-1
lines changed

2 files changed

+43
-1
lines changed

‎src/interfaces/odbc/convert.c

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Original file line numberDiff line numberDiff line change
@@ -94,6 +94,16 @@ char *mapFuncs[][2] = {
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/*{ "TAN", "tan" }, */
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{"TRUNCATE","trunc"},
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{"CURRENT_DATE","curdate"},
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{"CURRENT_TIME","curtime"},
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{"CURRENT_TIMESTAMP","odbc_timestamp"},
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{"CURRENT_USER","odbc_current_user"},
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{"SESSION_USER","odbc_session_user"},
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{"CURRENT_DATE","curdate"},
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{"CURRENT_TIME","curtime"},
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{"CURRENT_TIMESTAMP","odbc_timestamp"},
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{"CURRENT_USER","odbc_current_user"},
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{"SESSION_USER","odbc_session_user"},
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/*{ "CURDATE", "curdate" }, */
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/*{ "CURTIME", "curtime" }, */
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/*{ "DAYNAME", "dayname" }, */

‎src/interfaces/odbc/odbc.sql

Lines changed: 33 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -1,5 +1,5 @@
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-- PostgreSQL catalog extensions for ODBC compatibility
2-
-- $Header: /cvsroot/pgsql/src/interfaces/odbc/Attic/odbc.sql,v 1.4 2001/12/02 11:36:04 petere Exp $
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-- $Header: /cvsroot/pgsql/src/interfaces/odbc/Attic/odbc.sql,v 1.5 2001/12/10 00:01:14 thomas Exp $
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-- ODBC functions are described here:
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-- <http://msdn.microsoft.com/library/en-us/odbc/htm/odbcscalar_functions.asp>
@@ -141,6 +141,14 @@ CREATE OR REPLACE FUNCTION curtime() RETURNS time with time zone AS '
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SELECT current_time;
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' LANGUAGE SQL;
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CREATE OR REPLACEFUNCTIONodbc_timestamp() RETURNStimestamp with time zoneAS'
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SELECT current_timestamp;
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' LANGUAGE SQL;
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CREATE OR REPLACEFUNCTIONodbc_timestamp() RETURNStimestamp with time zoneAS'
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SELECT current_timestamp;
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' LANGUAGE SQL;
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CREATE OR REPLACEFUNCTIONdayname(timestamp) RETURNStextAS'
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SELECT to_char($1,''Day'');
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' LANGUAGE SQL;
@@ -206,7 +214,31 @@ CREATE OR REPLACE FUNCTION year(timestamp) RETURNS integer AS '
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-- System Functions
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CREATE OR REPLACEFUNCTIONodbc_user() RETURNStextAS'
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SELECT CAST(current_user AS TEXT);
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' LANGUAGE SQL;
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CREATE OR REPLACEFUNCTIONodbc_current_user() RETURNStextAS'
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SELECT CAST(current_user AS TEXT);
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' LANGUAGE SQL;
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CREATE OR REPLACEFUNCTIONodbc_session_user() RETURNStextAS'
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SELECT CAST(session_user AS TEXT);
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' LANGUAGE SQL;
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-- ++++++++++++++++
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--
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-- Built-in: USER
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-- Missing: DATABASE, IFNULL
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CREATE OR REPLACEFUNCTIONodbc_user() RETURNStextAS'
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SELECT CAST(current_user AS TEXT);
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' LANGUAGE SQL;
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CREATE OR REPLACEFUNCTIONodbc_current_user() RETURNStextAS'
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SELECT CAST(current_user AS TEXT);
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' LANGUAGE SQL;
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CREATE OR REPLACEFUNCTIONodbc_session_user() RETURNStextAS'
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SELECT CAST(session_user AS TEXT);
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' LANGUAGE SQL;

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