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Adds domain dumping support to pg_dump.
Rod Taylor
This commit is contained in:
parent
811f7df274
commit
9f20765919
@ -22,7 +22,7 @@
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*
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*
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* IDENTIFICATION
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* $Header: /cvsroot/pgsql/src/bin/pg_dump/pg_dump.c,v 1.245 2002/04/05 00:31:31 tgl Exp $
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* $Header: /cvsroot/pgsql/src/bin/pg_dump/pg_dump.c,v 1.246 2002/04/05 11:51:12 momjian Exp $
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*
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*-------------------------------------------------------------------------
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*/
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@ -77,6 +77,7 @@ typedef enum _formatLiteralOptions
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static void dumpComment(Archive *fout, const char *target, const char *oid,
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const char *classname, int subid,
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const char *((*deps)[]));
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static void dumpOneDomain(Archive *fout, TypeInfo *tinfo);
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static void dumpSequence(Archive *fout, TableInfo tbinfo, const bool schemaOnly, const bool dataOnly);
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static void dumpACL(Archive *fout, TableInfo tbinfo);
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static void dumpTriggers(Archive *fout, const char *tablename,
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@ -91,6 +92,7 @@ static Oid findLastBuiltinOid_V71(const char *);
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static Oid findLastBuiltinOid_V70(void);
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static void setMaxOid(Archive *fout);
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static void AddAcl(char *aclbuf, const char *keyword);
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static char *GetPrivileges(Archive *AH, const char *s);
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@ -1352,6 +1354,7 @@ getTypes(int *numTypes)
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int i_typisdefined;
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int i_usename;
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int i_typedefn;
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int i_typtype;
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/* find all base types */
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@ -1368,7 +1371,7 @@ getTypes(int *numTypes)
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"typinput, typoutput, typreceive, typsend, typelem, typdelim, "
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"typdefault, typrelid, typalign, 'p'::char as typstorage, typbyval, typisdefined, "
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"(select usename from pg_user where typowner = usesysid) as usename, "
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"typname as typedefn "
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"typname as typedefn, typtype "
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"from pg_type");
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}
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else
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@ -1377,7 +1380,7 @@ getTypes(int *numTypes)
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"typinput, typoutput, typreceive, typsend, typelem, typdelim, "
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"typdefault, typrelid, typalign, typstorage, typbyval, typisdefined, "
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"(select usename from pg_user where typowner = usesysid) as usename, "
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"format_type(pg_type.oid, NULL) as typedefn "
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"format_type(pg_type.oid, NULL) as typedefn, typtype "
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"from pg_type");
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}
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@ -1412,6 +1415,7 @@ getTypes(int *numTypes)
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i_typisdefined = PQfnumber(res, "typisdefined");
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i_usename = PQfnumber(res, "usename");
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i_typedefn = PQfnumber(res, "typedefn");
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i_typtype = PQfnumber(res, "typtype");
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for (i = 0; i < ntups; i++)
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{
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@ -1435,6 +1439,7 @@ getTypes(int *numTypes)
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tinfo[i].typstorage = strdup(PQgetvalue(res, i, i_typstorage));
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tinfo[i].usename = strdup(PQgetvalue(res, i, i_usename));
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tinfo[i].typedefn = strdup(PQgetvalue(res, i, i_typedefn));
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tinfo[i].typtype = strdup(PQgetvalue(res, i, i_typtype));
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if (strlen(tinfo[i].usename) == 0)
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write_msg(NULL, "WARNING: owner of data type %s appears to be invalid\n",
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@ -3188,6 +3193,88 @@ dumpDBComment(Archive *fout)
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destroyPQExpBuffer(query);
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}
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/*
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* dumpOneDomain
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* wites out to fout the queries to recrease a user-defined domains
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* as requested by dumpTypes
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*/
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void
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dumpOneDomain(Archive *fout, TypeInfo *tinfo)
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{
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PQExpBuffer q = createPQExpBuffer();
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PQExpBuffer delq = createPQExpBuffer();
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PGresult *res;
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PQExpBuffer query = createPQExpBuffer();
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int ntups;
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const char *((*deps)[]);
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int depIdx = 0;
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deps = malloc(sizeof(char *) * 10);
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/* Fetch domain specific details */
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resetPQExpBuffer(query);
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appendPQExpBuffer(query, "SELECT typnotnull, "
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"format_type(typbasetype, typtypmod) as typdefn, "
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"typbasetype "
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"FROM pg_type "
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"WHERE typname = '%s'",
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tinfo->typname);
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res = PQexec(g_conn, query->data);
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if (!res ||
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PQresultStatus(res) != PGRES_TUPLES_OK)
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{
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write_msg(NULL, "query to obtain domain information failed: %s", PQerrorMessage(g_conn));
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exit_nicely();
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}
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/* Expecting a single result only */
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ntups = PQntuples(res);
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if (ntups != 1)
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write_msg(NULL, "Domain %s non-existant.", fmtId(tinfo->typname, force_quotes));
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/* Drop the old copy */
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resetPQExpBuffer(delq);
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appendPQExpBuffer(delq, "DROP DOMAIN %s RESTRICT;\n", fmtId(tinfo->typname, force_quotes));
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resetPQExpBuffer(q);
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appendPQExpBuffer(q,
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"CREATE DOMAIN %s AS %s",
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fmtId(tinfo->typname, force_quotes),
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PQgetvalue(res, 0, PQfnumber(res, "typdefn"))
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);
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/* Depends on the base type */
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(*deps)[depIdx++] = strdup(PQgetvalue(res, 0, PQfnumber(res, "typbasetype")));
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if (PQgetvalue(res, 0, PQfnumber(res, "typnotnull"))[0] == 't')
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appendPQExpBuffer(q, " NOT NULL");
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if (tinfo->typdefault)
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{
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appendPQExpBuffer(q,
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" DEFAULT %s",
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tinfo->typdefault);
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}
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appendPQExpBuffer(q, ";\n");
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(*deps)[depIdx++] = NULL; /* End of List */
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ArchiveEntry(fout, tinfo->oid, tinfo->typname, "DOMAIN", deps,
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q->data, delq->data, "", tinfo->usename, NULL, NULL);
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/*** Dump Domain Comments ***/
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resetPQExpBuffer(q);
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appendPQExpBuffer(q, "DOMAIN %s", fmtId(tinfo->typname, force_quotes));
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dumpComment(fout, q->data, tinfo->oid, "pg_type", 0, NULL);
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}
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/*
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* dumpTypes
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* writes out to fout the queries to recreate all the user-defined types
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@ -3223,6 +3310,13 @@ dumpTypes(Archive *fout, FuncInfo *finfo, int numFuncs,
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(strcmp(tinfo[i].typinput, "array_in") == 0))
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continue;
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/* Dump out domains as we run across them */
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if (strcmp(tinfo[i].typtype, "d") == 0) {
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dumpOneDomain(fout, &tinfo[i]);
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continue;
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}
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deps = malloc(sizeof(char *) * 10);
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depIdx = 0;
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@ -3318,6 +3412,8 @@ dumpTypes(Archive *fout, FuncInfo *finfo, int numFuncs,
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ArchiveEntry(fout, tinfo[i].oid, tinfo[i].typname, "TYPE", deps,
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q->data, delq->data, "", tinfo[i].usename, NULL, NULL);
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/*** Dump Type Comments ***/
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resetPQExpBuffer(q);
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@ -4294,6 +4390,36 @@ dumpTables(Archive *fout, TableInfo *tblinfo, int numTables,
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tblinfo[i].check_expr[k]);
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}
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/* Primary Key */
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if (tblinfo[i].pkIndexOid != NULL)
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{
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PQExpBuffer consDef;
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/* Find the corresponding index */
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for (k = 0; k < numIndexes; k++)
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{
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if (strcmp(indinfo[k].indexreloid,
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tblinfo[i].pkIndexOid) == 0)
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break;
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}
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if (k >= numIndexes)
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{
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write_msg(NULL, "dumpTables(): failed sanity check, could not find index (%s) for primary key constraint\n",
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tblinfo[i].pkIndexOid);
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exit_nicely();
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}
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consDef = getPKconstraint(&tblinfo[i], &indinfo[k]);
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if ((actual_atts + tblinfo[i].ncheck) > 0)
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appendPQExpBuffer(q, ",\n\t");
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appendPQExpBuffer(q, "%s", consDef->data);
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destroyPQExpBuffer(consDef);
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}
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/*
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* Primary Key: In versions of PostgreSQL prior to 7.2, we
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* needed to include the primary key in the table definition.
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@ -6,7 +6,7 @@
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* Portions Copyright (c) 1996-2001, 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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* $Id: pg_dump.h,v 1.79 2002/04/05 00:31:32 tgl Exp $
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* $Id: pg_dump.h,v 1.80 2002/04/05 11:51:13 momjian Exp $
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*
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* Modifications - 6/12/96 - dave@bensoft.com - version 1.13.dhb.2
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*
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@ -53,6 +53,7 @@ typedef struct _typeInfo
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char *typstorage;
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char *usename;
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char *typedefn;
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char *typtype;
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int passedbyvalue;
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int isArray;
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int isDefined;
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