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27 lines
833 B
C
27 lines
833 B
C
/*-------------------------------------------------------------------------
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*
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* parse_collate.h
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* Routines for assigning collation information.
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*
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*
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* Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
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* Portions Copyright (c) 1994, Regents of the University of California
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*
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* src/include/parser/parse_collate.h
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*
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*-------------------------------------------------------------------------
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*/
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#ifndef PARSE_COLLATE_H
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#define PARSE_COLLATE_H
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#include "parser/parse_node.h"
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extern void assign_query_collations(ParseState *pstate, Query *query);
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extern void assign_list_collations(ParseState *pstate, List *exprs);
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extern void assign_expr_collations(ParseState *pstate, Node *expr);
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extern Oid select_common_collation(ParseState *pstate, List *exprs, bool none_ok);
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#endif /* PARSE_COLLATE_H */
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