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414c5a2ea6
This adds collation support for columns and domains, a COLLATE clause to override it per expression, and B-tree index support. Peter Eisentraut reviewed by Pavel Stehule, Itagaki Takahiro, Robert Haas, Noah Misch
40 lines
1.2 KiB
C
40 lines
1.2 KiB
C
/* -----------------------------------------------------------------------
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* formatting.h
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*
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* src/include/utils/formatting.h
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*
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*
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* Portions Copyright (c) 1999-2011, PostgreSQL Global Development Group
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*
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* The PostgreSQL routines for a DateTime/int/float/numeric formatting,
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* inspire with Oracle TO_CHAR() / TO_DATE() / TO_NUMBER() routines.
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*
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* Karel Zak
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*
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* -----------------------------------------------------------------------
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*/
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#ifndef _FORMATTING_H_
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#define _FORMATTING_H_
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#include "fmgr.h"
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extern char *str_tolower(const char *buff, size_t nbytes, Oid collid);
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extern char *str_toupper(const char *buff, size_t nbytes, Oid collid);
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extern char *str_initcap(const char *buff, size_t nbytes, Oid collid);
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extern Datum timestamp_to_char(PG_FUNCTION_ARGS);
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extern Datum timestamptz_to_char(PG_FUNCTION_ARGS);
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extern Datum interval_to_char(PG_FUNCTION_ARGS);
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extern Datum to_timestamp(PG_FUNCTION_ARGS);
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extern Datum to_date(PG_FUNCTION_ARGS);
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extern Datum numeric_to_number(PG_FUNCTION_ARGS);
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extern Datum numeric_to_char(PG_FUNCTION_ARGS);
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extern Datum int4_to_char(PG_FUNCTION_ARGS);
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extern Datum int8_to_char(PG_FUNCTION_ARGS);
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extern Datum float4_to_char(PG_FUNCTION_ARGS);
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extern Datum float8_to_char(PG_FUNCTION_ARGS);
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#endif
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