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-rw-r--r--src/include/parser/parse_coerce.h7
1 files changed, 4 insertions, 3 deletions
diff --git a/src/include/parser/parse_coerce.h b/src/include/parser/parse_coerce.h
index 49c79d215c0..b7d92711653 100644
--- a/src/include/parser/parse_coerce.h
+++ b/src/include/parser/parse_coerce.h
@@ -6,7 +6,7 @@
*
* Copyright (c) 1994, Regents of the University of California
*
- * $Id: parse_coerce.h,v 1.7 1998/10/22 13:51:05 momjian Exp $
+ * $Id: parse_coerce.h,v 1.8 1999/02/13 05:25:54 thomas Exp $
*
*-------------------------------------------------------------------------
*/
@@ -66,6 +66,9 @@ typedef enum CATEGORY
* Check for types with the same underlying binary representation.
* This allows us to cheat and directly exchange values without
* going through the trouble of calling a conversion function.
+ * Remove equivalencing of FLOAT8 and DATETIME. They really are not
+ * close enough in behavior, with the DATETIME reserved values
+ * and special formatting. - thomas 1999-01-24
*/
#define IS_BINARY_COMPATIBLE(a,b) \
(((a) == BPCHAROID && (b) == TEXTOID) \
@@ -76,8 +79,6 @@ typedef enum CATEGORY
|| ((a) == TEXTOID && (b) == VARCHAROID) \
|| ((a) == OIDOID && (b) == INT4OID) \
|| ((a) == INT4OID && (b) == TIMESTAMPOID) \
- || ((a) == DATETIMEOID && (b) == FLOAT8OID) \
- || ((a) == FLOAT8OID && (b) == DATETIMEOID) \
|| ((a) == ABSTIMEOID && (b) == TIMESTAMPOID) \
|| ((a) == ABSTIMEOID && (b) == INT4OID) \
|| ((a) == TIMESTAMPOID && (b) == ABSTIMEOID) \