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pg_include/utils/formatting.h

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+/* -----------------------------------------------------------------------
+ * formatting.h
+ *
+ * src/include/utils/formatting.h
+ *
+ *
+ *	 Portions Copyright (c) 1999-2012, PostgreSQL Global Development Group
+ *
+ *	 The PostgreSQL routines for a DateTime/int/float/numeric formatting,
+ *	 inspire with Oracle TO_CHAR() / TO_DATE() / TO_NUMBER() routines.
+ *
+ *	 Karel Zak
+ *
+ * -----------------------------------------------------------------------
+ */
+
+#ifndef _FORMATTING_H_
+#define _FORMATTING_H_
+
+#include "fmgr.h"
+
+
+extern char *str_tolower(const char *buff, size_t nbytes, Oid collid);
+extern char *str_toupper(const char *buff, size_t nbytes, Oid collid);
+extern char *str_initcap(const char *buff, size_t nbytes, Oid collid);
+
+extern char *asc_tolower(const char *buff, size_t nbytes);
+extern char *asc_toupper(const char *buff, size_t nbytes);
+extern char *asc_initcap(const char *buff, size_t nbytes);
+
+extern Datum timestamp_to_char(PG_FUNCTION_ARGS);
+extern Datum timestamptz_to_char(PG_FUNCTION_ARGS);
+extern Datum interval_to_char(PG_FUNCTION_ARGS);
+extern Datum to_timestamp(PG_FUNCTION_ARGS);
+extern Datum to_date(PG_FUNCTION_ARGS);
+extern Datum numeric_to_number(PG_FUNCTION_ARGS);
+extern Datum numeric_to_char(PG_FUNCTION_ARGS);
+extern Datum int4_to_char(PG_FUNCTION_ARGS);
+extern Datum int8_to_char(PG_FUNCTION_ARGS);
+extern Datum float4_to_char(PG_FUNCTION_ARGS);
+extern Datum float8_to_char(PG_FUNCTION_ARGS);
+
+#endif