1 /* -----------------------------------------------------------------------
2  * formatting.h
3  *
4  * src/include/utils/formatting.h
5  *
6  *
7  *	 Portions Copyright (c) 1999-2021, PostgreSQL Global Development Group
8  *
9  *	 The PostgreSQL routines for a DateTime/int/float/numeric formatting,
10  *	 inspired by the Oracle TO_CHAR() / TO_DATE() / TO_NUMBER() routines.
11  *
12  *	 Karel Zak
13  *
14  * -----------------------------------------------------------------------
15  */
16 
17 #ifndef _FORMATTING_H_
18 #define _FORMATTING_H_
19 
20 
21 extern char *str_tolower(const char *buff, size_t nbytes, Oid collid);
22 extern char *str_toupper(const char *buff, size_t nbytes, Oid collid);
23 extern char *str_initcap(const char *buff, size_t nbytes, Oid collid);
24 
25 extern char *asc_tolower(const char *buff, size_t nbytes);
26 extern char *asc_toupper(const char *buff, size_t nbytes);
27 extern char *asc_initcap(const char *buff, size_t nbytes);
28 
29 extern Datum parse_datetime(text *date_txt, text *fmt, Oid collid, bool strict,
30 							Oid *typid, int32 *typmod, int *tz,
31 							bool *have_error);
32 
33 #endif
34