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psql: Rename results to result when only a single one is meant

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This makes the naming more consistent with the libpq API and the rest
of the code, and makes actually supporting multiple result sets in the
future less confusing.

Discussion: https://www.postgresql.org/message-id/flat/db72fb98-9b43-d776-7247-6ed38f28e7c6%40enterprisedb.com
pull/77/head
Peter Eisentraut 4 years ago
parent f5744f1d1e
commit b9a3139397
8 changed files with 142 additions and 142 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
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  1. 6
      src/bin/psql/command.c
  2. 230
      src/bin/psql/common.c
  3. 28
      src/bin/psql/crosstabview.c
  4. 2
      src/bin/psql/crosstabview.h
  5. 6
      src/bin/psql/help.c
  6. 6
      src/bin/psql/settings.h
  7. 4
      src/bin/psql/tab-complete.c
  8. 2
      src/bin/psql/variables.c

6
src/bin/psql/command.c
Unescape View File

@ -279,7 +279,7 @@ HandleSlashCmds(PsqlScanState scan_state,
* Subroutine to actually try to execute a backslash command.
*
* The typical "success" result code is PSQL_CMD_SKIP_LINE, although some
* commands return something else. Failure results are PSQL_CMD_ERROR,
* commands return something else. Failure result code is PSQL_CMD_ERROR,
* unless PSQL_CMD_UNKNOWN is more appropriate.
*/
static backslashResult
@ -683,7 +683,7 @@ exec_command_copyright(PsqlScanState scan_state, bool active_branch)
}
/*
* \crosstabview -- execute a query and display results in crosstab
* \crosstabview -- execute a query and display result in crosstab
*/
static backslashResult
exec_command_crosstabview(PsqlScanState scan_state, bool active_branch)
@ -5084,7 +5084,7 @@ do_watch(PQExpBuffer query_buf, double sleep)
timebuf, sleep);
myopt.title = title;
/* Run the query and print out the results */
/* Run the query and print out the result */
res = PSQLexecWatch(query_buf->data, &myopt, pagerpipe);
/*

230
src/bin/psql/common.c
Unescape View File

@ -411,11 +411,11 @@ AcceptResult(const PGresult *result)
* entered by the user, not queries generated by slash commands.
*/
static void
SetResultVariables(PGresult *results, bool success)
SetResultVariables(PGresult *result, bool success)
{
if (success)
{
const char *ntuples = PQcmdTuples(results);
const char *ntuples = PQcmdTuples(result);
SetVariable(pset.vars, "ERROR", "false");
SetVariable(pset.vars, "SQLSTATE", "00000");
@ -423,8 +423,8 @@ SetResultVariables(PGresult *results, bool success)
}
else
{
const char *code = PQresultErrorField(results, PG_DIAG_SQLSTATE);
const char *mesg = PQresultErrorField(results, PG_DIAG_MESSAGE_PRIMARY);
const char *code = PQresultErrorField(result, PG_DIAG_SQLSTATE);
const char *mesg = PQresultErrorField(result, PG_DIAG_MESSAGE_PRIMARY);
SetVariable(pset.vars, "ERROR", "true");
@ -587,7 +587,7 @@ PSQLexec(const char *query)
* PSQLexecWatch
*
* This function is used for \watch command to send the query to
* the server and print out the results.
* the server and print out the result.
*
* Returns 1 if the query executed successfully, 0 if it cannot be repeated,
* e.g., because of the interrupt, -1 on error.
@ -714,9 +714,9 @@ PrintNotifications(void)
* Returns true if successful, false otherwise.
*/
static bool
PrintQueryTuples(const PGresult *results)
PrintQueryTuples(const PGresult *result)
{
bool result = true;
bool ok = true;
/* write output to \g argument, if any */
if (pset.gfname)
@ -729,11 +729,11 @@ PrintQueryTuples(const PGresult *results)
if (is_pipe)
disable_sigpipe_trap();
printQuery(results, &pset.popt, fout, false, pset.logfile);
printQuery(result, &pset.popt, fout, false, pset.logfile);
if (ferror(fout))
{
pg_log_error("could not print result table: %m");
result = false;
ok = false;
}
if (is_pipe)
@ -746,15 +746,15 @@ PrintQueryTuples(const PGresult *results)
}
else
{
printQuery(results, &pset.popt, pset.queryFout, false, pset.logfile);
printQuery(result, &pset.popt, pset.queryFout, false, pset.logfile);
if (ferror(pset.queryFout))
{
pg_log_error("could not print result table: %m");
result = false;
ok = false;
}
}
return result;
return ok;
}
@ -912,7 +912,7 @@ loop_exit:
* server-side opinion.
*/
static bool
ProcessResult(PGresult **results)
ProcessResult(PGresult **resultp)
{
bool success = true;
bool first_cycle = true;
@ -923,7 +923,7 @@ ProcessResult(PGresult **results)
bool is_copy;
PGresult *next_result;
if (!AcceptResult(*results))
if (!AcceptResult(*resultp))
{
/*
* Failure at this point is always a server-side failure or a
@ -934,7 +934,7 @@ ProcessResult(PGresult **results)
break;
}
result_status = PQresultStatus(*results);
result_status = PQresultStatus(*resultp);
switch (result_status)
{
case PGRES_EMPTY_QUERY:
@ -1037,7 +1037,7 @@ ProcessResult(PGresult **results)
copystream = pset.copyStream ? pset.copyStream : pset.cur_cmd_source;
success = handleCopyIn(pset.db,
copystream,
PQbinaryTuples(*results),
PQbinaryTuples(*resultp),
&copy_result) && success;
}
ResetCancelConn();
@ -1046,8 +1046,8 @@ ProcessResult(PGresult **results)
* Replace the PGRES_COPY_OUT/IN result with COPY command's exit
* status, or with NULL if we want to suppress printing anything.
*/
PQclear(*results);
*results = copy_result;
PQclear(*resultp);
*resultp = copy_result;
}
else if (first_cycle)
{
@ -1064,12 +1064,12 @@ ProcessResult(PGresult **results)
if (!next_result)
break;
PQclear(*results);
*results = next_result;
PQclear(*resultp);
*resultp = next_result;
first_cycle = false;
}
SetResultVariables(*results, success);
SetResultVariables(*resultp, success);
/* may need this to recover from conn loss during COPY */
if (!first_cycle && !CheckConnection())
@ -1082,10 +1082,10 @@ ProcessResult(PGresult **results)
/*
* PrintQueryStatus: report command status as required
*
* Note: Utility function for use by PrintQueryResults() only.
* Note: Utility function for use by PrintQueryResult() only.
*/
static void
PrintQueryStatus(PGresult *results)
PrintQueryStatus(PGresult *result)
{
char buf[16];
@ -1094,59 +1094,59 @@ PrintQueryStatus(PGresult *results)
if (pset.popt.topt.format == PRINT_HTML)
{
fputs("<p>", pset.queryFout);
html_escaped_print(PQcmdStatus(results), pset.queryFout);
html_escaped_print(PQcmdStatus(result), pset.queryFout);
fputs("</p>\n", pset.queryFout);
}
else
fprintf(pset.queryFout, "%s\n", PQcmdStatus(results));
fprintf(pset.queryFout, "%s\n", PQcmdStatus(result));
}
if (pset.logfile)
fprintf(pset.logfile, "%s\n", PQcmdStatus(results));
fprintf(pset.logfile, "%s\n", PQcmdStatus(result));
snprintf(buf, sizeof(buf), "%u", (unsigned int) PQoidValue(results));
snprintf(buf, sizeof(buf), "%u", (unsigned int) PQoidValue(result));
SetVariable(pset.vars, "LASTOID", buf);
}
/*
* PrintQueryResults: print out (or store or execute) query results as required
* PrintQueryResult: print out (or store or execute) query result as required
*
* Note: Utility function for use by SendQuery() only.
*
* Returns true if the query executed successfully, false otherwise.
*/
static bool
PrintQueryResults(PGresult *results)
PrintQueryResult(PGresult *result)
{
bool success;
const char *cmdstatus;
if (!results)
if (!result)
return false;
switch (PQresultStatus(results))
switch (PQresultStatus(result))
{
case PGRES_TUPLES_OK:
/* store or execute or print the data ... */
if (pset.gset_prefix)
success = StoreQueryTuple(results);
success = StoreQueryTuple(result);
else if (pset.gexec_flag)
success = ExecQueryTuples(results);
success = ExecQueryTuples(result);
else if (pset.crosstab_flag)
success = PrintResultsInCrosstab(results);
success = PrintResultInCrosstab(result);
else
success = PrintQueryTuples(results);
success = PrintQueryTuples(result);
/* if it's INSERT/UPDATE/DELETE RETURNING, also print status */
cmdstatus = PQcmdStatus(results);
cmdstatus = PQcmdStatus(result);
if (strncmp(cmdstatus, "INSERT", 6) == 0 ||
strncmp(cmdstatus, "UPDATE", 6) == 0 ||
strncmp(cmdstatus, "DELETE", 6) == 0)
PrintQueryStatus(results);
PrintQueryStatus(result);
break;
case PGRES_COMMAND_OK:
PrintQueryStatus(results);
PrintQueryStatus(result);
success = true;
break;
@ -1169,7 +1169,7 @@ PrintQueryResults(PGresult *results)
default:
success = false;
pg_log_error("unexpected PQresultStatus: %d",
PQresultStatus(results));
PQresultStatus(result));
break;
}
@ -1181,7 +1181,7 @@ PrintQueryResults(PGresult *results)
/*
* SendQuery: send the query string to the backend
* (and print out results)
* (and print out result)
*
* Note: This is the "front door" way to send a query. That is, use it to
* send queries actually entered by the user. These queries will be subject to
@ -1195,7 +1195,7 @@ bool
SendQuery(const char *query)
{
bool timing = pset.timing;
PGresult *results;
PGresult *result;
PGTransactionStatusType transaction_status;
double elapsed_msec = 0;
bool OK = false;
@ -1247,15 +1247,15 @@ SendQuery(const char *query)
!pset.autocommit &&
!command_no_begin(query))
{
results = PQexec(pset.db, "BEGIN");
if (PQresultStatus(results) != PGRES_COMMAND_OK)
result = PQexec(pset.db, "BEGIN");
if (PQresultStatus(result) != PGRES_COMMAND_OK)
{
pg_log_info("%s", PQerrorMessage(pset.db));
ClearOrSaveResult(results);
ClearOrSaveResult(result);
ResetCancelConn();
goto sendquery_cleanup;
}
ClearOrSaveResult(results);
ClearOrSaveResult(result);
transaction_status = PQtransactionStatus(pset.db);
}
@ -1264,15 +1264,15 @@ SendQuery(const char *query)
(pset.cur_cmd_interactive ||
pset.on_error_rollback == PSQL_ERROR_ROLLBACK_ON))
{
results = PQexec(pset.db, "SAVEPOINT pg_psql_temporary_savepoint");
if (PQresultStatus(results) != PGRES_COMMAND_OK)
result = PQexec(pset.db, "SAVEPOINT pg_psql_temporary_savepoint");
if (PQresultStatus(result) != PGRES_COMMAND_OK)
{
pg_log_info("%s", PQerrorMessage(pset.db));
ClearOrSaveResult(results);
ClearOrSaveResult(result);
ResetCancelConn();
goto sendquery_cleanup;
}
ClearOrSaveResult(results);
ClearOrSaveResult(result);
on_error_rollback_savepoint = true;
}
@ -1281,7 +1281,7 @@ SendQuery(const char *query)
/* Describe query's result columns, without executing it */
OK = DescribeQuery(query, &elapsed_msec);
ResetCancelConn();
results = NULL; /* PQclear(NULL) does nothing */
result = NULL; /* PQclear(NULL) does nothing */
}
else if (pset.fetch_count <= 0 || pset.gexec_flag ||
pset.crosstab_flag || !is_select_command(query))
@ -1293,11 +1293,11 @@ SendQuery(const char *query)
if (timing)
INSTR_TIME_SET_CURRENT(before);
results = PQexec(pset.db, query);
result = PQexec(pset.db, query);
/* these operations are included in the timing result: */
ResetCancelConn();
OK = ProcessResult(&results);
OK = ProcessResult(&result);
if (timing)
{
@ -1306,16 +1306,16 @@ SendQuery(const char *query)
elapsed_msec = INSTR_TIME_GET_MILLISEC(after);
}
/* but printing results isn't: */
if (OK && results)
OK = PrintQueryResults(results);
/* but printing result isn't: */
if (OK && result)
OK = PrintQueryResult(result);
}
else
{
/* Fetch-in-segments mode */
OK = ExecQueryUsingCursor(query, &elapsed_msec);
ResetCancelConn();
results = NULL; /* PQclear(NULL) does nothing */
result = NULL; /* PQclear(NULL) does nothing */
}
if (!OK && pset.echo == PSQL_ECHO_ERRORS)
@ -1347,11 +1347,11 @@ SendQuery(const char *query)
* savepoint is gone. If they issued a SAVEPOINT, releasing
* ours would remove theirs.
*/
if (results &&
(strcmp(PQcmdStatus(results), "COMMIT") == 0 ||
strcmp(PQcmdStatus(results), "SAVEPOINT") == 0 ||
strcmp(PQcmdStatus(results), "RELEASE") == 0 ||
strcmp(PQcmdStatus(results), "ROLLBACK") == 0))
if (result &&
(strcmp(PQcmdStatus(result), "COMMIT") == 0 ||
strcmp(PQcmdStatus(result), "SAVEPOINT") == 0 ||
strcmp(PQcmdStatus(result), "RELEASE") == 0 ||
strcmp(PQcmdStatus(result), "ROLLBACK") == 0))
svptcmd = NULL;
else
svptcmd = "RELEASE pg_psql_temporary_savepoint";
@ -1379,7 +1379,7 @@ SendQuery(const char *query)
ClearOrSaveResult(svptres);
OK = false;
PQclear(results);
PQclear(result);
ResetCancelConn();
goto sendquery_cleanup;
}
@ -1387,7 +1387,7 @@ SendQuery(const char *query)
}
}
ClearOrSaveResult(results);
ClearOrSaveResult(result);
/* Possible microtiming output */
if (timing)
@ -1462,7 +1462,7 @@ static bool
DescribeQuery(const char *query, double *elapsed_msec)
{
bool timing = pset.timing;
PGresult *results;
PGresult *result;
bool OK;
instr_time before,
after;
@ -1480,22 +1480,22 @@ DescribeQuery(const char *query, double *elapsed_msec)
* anyway. (So there's no great need to clear it when done, which is a
* good thing because libpq provides no easy way to do that.)
*/
results = PQprepare(pset.db, "", query, 0, NULL);
if (PQresultStatus(results) != PGRES_COMMAND_OK)
result = PQprepare(pset.db, "", query, 0, NULL);
if (PQresultStatus(result) != PGRES_COMMAND_OK)
{
pg_log_info("%s", PQerrorMessage(pset.db));
SetResultVariables(results, false);
ClearOrSaveResult(results);
SetResultVariables(result, false);
ClearOrSaveResult(result);
return false;
}
PQclear(results);
PQclear(result);
results = PQdescribePrepared(pset.db, "");
OK = AcceptResult(results) &&
(PQresultStatus(results) == PGRES_COMMAND_OK);
if (OK && results)
result = PQdescribePrepared(pset.db, "");
OK = AcceptResult(result) &&
(PQresultStatus(result) == PGRES_COMMAND_OK);
if (OK && result)
{
if (PQnfields(results) > 0)
if (PQnfields(result) > 0)
{
PQExpBufferData buf;
int i;
@ -1508,7 +1508,7 @@ DescribeQuery(const char *query, double *elapsed_msec)
gettext_noop("Column"),
gettext_noop("Type"));
for (i = 0; i < PQnfields(results); i++)
for (i = 0; i < PQnfields(result); i++)
{
const char *name;
char *escname;
@ -1516,30 +1516,30 @@ DescribeQuery(const char *query, double *elapsed_msec)
if (i > 0)
appendPQExpBufferStr(&buf, ",");
name = PQfname(results, i);
name = PQfname(result, i);
escname = PQescapeLiteral(pset.db, name, strlen(name));
if (escname == NULL)
{
pg_log_info("%s", PQerrorMessage(pset.db));
PQclear(results);
PQclear(result);
termPQExpBuffer(&buf);
return false;
}
appendPQExpBuffer(&buf, "(%s, '%u'::pg_catalog.oid, %d)",
escname,
PQftype(results, i),
PQfmod(results, i));
PQftype(result, i),
PQfmod(result, i));
PQfreemem(escname);
}
appendPQExpBufferStr(&buf, ") s(name, tp, tpm)");
PQclear(results);
PQclear(result);
results = PQexec(pset.db, buf.data);
OK = AcceptResult(results);
result = PQexec(pset.db, buf.data);
OK = AcceptResult(result);
if (timing)
{
@ -1548,8 +1548,8 @@ DescribeQuery(const char *query, double *elapsed_msec)
*elapsed_msec += INSTR_TIME_GET_MILLISEC(after);
}
if (OK && results)
OK = PrintQueryResults(results);
if (OK && result)
OK = PrintQueryResult(result);
termPQExpBuffer(&buf);
}
@ -1558,8 +1558,8 @@ DescribeQuery(const char *query, double *elapsed_msec)
_("The command has no result, or the result has no columns.\n"));
}
SetResultVariables(results, OK);
ClearOrSaveResult(results);
SetResultVariables(result, OK);
ClearOrSaveResult(result);
return OK;
}
@ -1579,7 +1579,7 @@ static bool
ExecQueryUsingCursor(const char *query, double *elapsed_msec)
{
bool OK = true;
PGresult *results;
PGresult *result;
PQExpBufferData buf;
printQueryOpt my_popt = pset.popt;
bool timing = pset.timing;
@ -1608,10 +1608,10 @@ ExecQueryUsingCursor(const char *query, double *elapsed_msec)
/* if we're not in a transaction, start one */
if (PQtransactionStatus(pset.db) == PQTRANS_IDLE)
{
results = PQexec(pset.db, "BEGIN");
OK = AcceptResult(results) &&
(PQresultStatus(results) == PGRES_COMMAND_OK);
ClearOrSaveResult(results);
result = PQexec(pset.db, "BEGIN");
OK = AcceptResult(result) &&
(PQresultStatus(result) == PGRES_COMMAND_OK);
ClearOrSaveResult(result);
if (!OK)
return false;
started_txn = true;
@ -1622,12 +1622,12 @@ ExecQueryUsingCursor(const char *query, double *elapsed_msec)
appendPQExpBuffer(&buf, "DECLARE _psql_cursor NO SCROLL CURSOR FOR\n%s",
query);
results = PQexec(pset.db, buf.data);
OK = AcceptResult(results) &&
(PQresultStatus(results) == PGRES_COMMAND_OK);
result = PQexec(pset.db, buf.data);
OK = AcceptResult(result) &&
(PQresultStatus(result) == PGRES_COMMAND_OK);
if (!OK)
SetResultVariables(results, OK);
ClearOrSaveResult(results);
SetResultVariables(result, OK);
ClearOrSaveResult(result);
termPQExpBuffer(&buf);
if (!OK)
goto cleanup;
@ -1678,7 +1678,7 @@ ExecQueryUsingCursor(const char *query, double *elapsed_msec)
INSTR_TIME_SET_CURRENT(before);
/* get fetch_count tuples at a time */
results = PQexec(pset.db, fetch_cmd);
result = PQexec(pset.db, fetch_cmd);
if (timing)
{
@ -1687,7 +1687,7 @@ ExecQueryUsingCursor(const char *query, double *elapsed_msec)
*elapsed_msec += INSTR_TIME_GET_MILLISEC(after);
}
if (PQresultStatus(results) != PGRES_TUPLES_OK)
if (PQresultStatus(result) != PGRES_TUPLES_OK)
{
/* shut down pager before printing error message */
if (is_pager)
@ -1696,18 +1696,18 @@ ExecQueryUsingCursor(const char *query, double *elapsed_msec)
is_pager = false;
}
OK = AcceptResult(results);
OK = AcceptResult(result);
Assert(!OK);
SetResultVariables(results, OK);
ClearOrSaveResult(results);
SetResultVariables(result, OK);
ClearOrSaveResult(result);
break;
}
if (pset.gset_prefix)
{
/* StoreQueryTuple will complain if not exactly one row */
OK = StoreQueryTuple(results);
ClearOrSaveResult(results);
OK = StoreQueryTuple(result);
ClearOrSaveResult(result);
break;
}
@ -1715,7 +1715,7 @@ ExecQueryUsingCursor(const char *query, double *elapsed_msec)
* Note we do not deal with \gdesc, \gexec or \crosstabview modes here
*/
ntuples = PQntuples(results);
ntuples = PQntuples(result);
total_tuples += ntuples;
if (ntuples < fetch_count)
@ -1733,9 +1733,9 @@ ExecQueryUsingCursor(const char *query, double *elapsed_msec)
is_pager = true;
}
printQuery(results, &my_popt, fout, is_pager, pset.logfile);
printQuery(result, &my_popt, fout, is_pager, pset.logfile);
ClearOrSaveResult(results);
ClearOrSaveResult(result);
/* after the first result set, disallow header decoration */
my_popt.topt.start_table = false;
@ -1802,22 +1802,22 @@ cleanup:
* ignore the result (it's probably just a bleat about being in an aborted
* transaction)
*/
results = PQexec(pset.db, "CLOSE _psql_cursor");
result = PQexec(pset.db, "CLOSE _psql_cursor");
if (OK)
{
OK = AcceptResult(results) &&
(PQresultStatus(results) == PGRES_COMMAND_OK);
ClearOrSaveResult(results);
OK = AcceptResult(result) &&
(PQresultStatus(result) == PGRES_COMMAND_OK);
ClearOrSaveResult(result);
}
else
PQclear(results);
PQclear(result);
if (started_txn)
{
results = PQexec(pset.db, OK ? "COMMIT" : "ROLLBACK");
OK &= AcceptResult(results) &&
(PQresultStatus(results) == PGRES_COMMAND_OK);
ClearOrSaveResult(results);
result = PQexec(pset.db, OK ? "COMMIT" : "ROLLBACK");
OK &= AcceptResult(result) &&
(PQresultStatus(result) == PGRES_COMMAND_OK);
ClearOrSaveResult(result);
}
if (timing)

28
src/bin/psql/crosstabview.c
Unescape View File

@ -77,7 +77,7 @@ typedef struct _avl_tree
} avl_tree;
static bool printCrosstab(const PGresult *results,
static bool printCrosstab(const PGresult *result,
int num_columns, pivot_field *piv_columns, int field_for_columns,
int num_rows, pivot_field *piv_rows, int field_for_rows,
int field_for_data);
@ -100,7 +100,7 @@ static int rankCompare(const void *a, const void *b);
* then call printCrosstab() for the actual output.
*/
bool
PrintResultsInCrosstab(const PGresult *res)
PrintResultInCrosstab(const PGresult *res)
{
bool retval = false;
avl_tree piv_columns;
@ -261,7 +261,7 @@ PrintResultsInCrosstab(const PGresult *res)
rankSort(num_columns, array_columns);
/*
* Fourth part: print the crosstab'ed results.
* Fourth part: print the crosstab'ed result.
*/
retval = printCrosstab(res,
num_columns, array_columns, field_for_columns,
@ -282,7 +282,7 @@ error_return:
* if successful, false otherwise.
*/
static bool
printCrosstab(const PGresult *results,
printCrosstab(const PGresult *result,
int num_columns, pivot_field *piv_columns, int field_for_columns,
int num_rows, pivot_field *piv_rows, int field_for_rows,
int field_for_data)
@ -301,9 +301,9 @@ printCrosstab(const PGresult *results,
/* The name of the first column is kept unchanged by the pivoting */
printTableAddHeader(&cont,
PQfname(results, field_for_rows),
PQfname(result, field_for_rows),
false,
column_type_alignment(PQftype(results,
column_type_alignment(PQftype(result,
field_for_rows)));
/*
@ -318,7 +318,7 @@ printCrosstab(const PGresult *results,
/*
* The display alignment depends on its PQftype().
*/
col_align = column_type_alignment(PQftype(results, field_for_data));
col_align = column_type_alignment(PQftype(result, field_for_data));
for (i = 0; i < num_columns; i++)
{
@ -346,7 +346,7 @@ printCrosstab(const PGresult *results,
/*
* Step 3: fill in the content cells.
*/
for (rn = 0; rn < PQntuples(results); rn++)
for (rn = 0; rn < PQntuples(result); rn++)
{
int row_number;
int col_number;
@ -355,8 +355,8 @@ printCrosstab(const PGresult *results,
pivot_field elt;
/* Find target row */
if (!PQgetisnull(results, rn, field_for_rows))
elt.name = PQgetvalue(results, rn, field_for_rows);
if (!PQgetisnull(result, rn, field_for_rows))
elt.name = PQgetvalue(result, rn, field_for_rows);
else
elt.name = NULL;
rp = (pivot_field *) bsearch(&elt,
@ -368,8 +368,8 @@ printCrosstab(const PGresult *results,
row_number = rp->rank;
/* Find target column */
if (!PQgetisnull(results, rn, field_for_columns))
elt.name = PQgetvalue(results, rn, field_for_columns);
if (!PQgetisnull(result, rn, field_for_columns))
elt.name = PQgetvalue(result, rn, field_for_columns);
else
elt.name = NULL;
@ -402,8 +402,8 @@ printCrosstab(const PGresult *results,
goto error;
}
cont.cells[idx] = !PQgetisnull(results, rn, field_for_data) ?
PQgetvalue(results, rn, field_for_data) :
cont.cells[idx] = !PQgetisnull(result, rn, field_for_data) ?
PQgetvalue(result, rn, field_for_data) :
(popt.nullPrint ? popt.nullPrint : "");
}
}

2
src/bin/psql/crosstabview.h
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@ -24,6 +24,6 @@
#define CROSSTABVIEW_MAX_COLUMNS 1600
/* prototypes */
extern bool PrintResultsInCrosstab(const PGresult *res);
extern bool PrintResultInCrosstab(const PGresult *res);
#endif /* CROSSTABVIEW_H */

6
src/bin/psql/help.c
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@ -170,13 +170,13 @@ slashUsage(unsigned short int pager)
fprintf(output, _("General\n"));
fprintf(output, _(" \\copyright show PostgreSQL usage and distribution terms\n"));
fprintf(output, _(" \\crosstabview [COLUMNS] execute query and display results in crosstab\n"));
fprintf(output, _(" \\crosstabview [COLUMNS] execute query and display result in crosstab\n"));
fprintf(output, _(" \\errverbose show most recent error message at maximum verbosity\n"));
fprintf(output, _(" \\g [(OPTIONS)] [FILE] execute query (and send results to file or |pipe);\n"
fprintf(output, _(" \\g [(OPTIONS)] [FILE] execute query (and send result to file or |pipe);\n"
" \\g with no arguments is equivalent to a semicolon\n"));
fprintf(output, _(" \\gdesc describe result of query, without executing it\n"));
fprintf(output, _(" \\gexec execute query, then execute each value in its result\n"));
fprintf(output, _(" \\gset [PREFIX] execute query and store results in psql variables\n"));
fprintf(output, _(" \\gset [PREFIX] execute query and store result in psql variables\n"));
fprintf(output, _(" \\gx [(OPTIONS)] [FILE] as \\g, but forces expanded output mode\n"));
fprintf(output, _(" \\q quit psql\n"));
fprintf(output, _(" \\watch [SEC] execute query every SEC seconds\n"));

6
src/bin/psql/settings.h
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@ -94,9 +94,9 @@ typedef struct _psqlSettings
printQueryOpt *gsavepopt; /* if not null, saved print format settings */
char *gset_prefix; /* one-shot prefix argument for \gset */
bool gdesc_flag; /* one-shot request to describe query results */
bool gexec_flag; /* one-shot request to execute query results */
bool crosstab_flag; /* one-shot request to crosstab results */
bool gdesc_flag; /* one-shot request to describe query result */
bool gexec_flag; /* one-shot request to execute query result */
bool crosstab_flag; /* one-shot request to crosstab result */
char *ctv_args[4]; /* \crosstabview arguments */
bool notty; /* stdin or stdout is not a tty (as determined

4
src/bin/psql/tab-complete.c
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@ -228,9 +228,9 @@ static bool completion_force_quote; /* true to force-quote filenames */
/*
* A few macros to ease typing. You can use these to complete the given
* string with
* 1) The results from a query you pass it. (Perhaps one of those below?)
* 1) The result from a query you pass it. (Perhaps one of those below?)
* We support both simple and versioned queries.
* 2) The results from a schema query you pass it.
* 2) The result from a schema query you pass it.
* We support both simple and versioned schema queries.
* 3) The items from a null-pointer-terminated list (with or without
* case-sensitive comparison); if the list is constant you can build it

2
src/bin/psql/variables.c
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@ -45,7 +45,7 @@ valid_variable_name(const char *name)
* that serves as list header.
*
* The list entries are kept in name order (according to strcmp). This
* is mainly to make the results of PrintVariables() more pleasing.
* is mainly to make the output of PrintVariables() more pleasing.
*/
VariableSpace
CreateVariableSpace(void)

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