diff options
author | Christian Grothoff <grothoff@gnunet.org> | 2023-04-04 17:26:51 +0200 |
---|---|---|
committer | Christian Grothoff <grothoff@gnunet.org> | 2023-04-04 17:26:51 +0200 |
commit | d4f9417d8c5c4f533e1206554520d7a519ecd4d9 (patch) | |
tree | f29bf62a3ad0e89dc2708a205e5bc7545df9c315 /src/exchangedb/spi/pg_aggregate.c | |
parent | 979ec38ec44bf223c6578bffd5201d2de18a89c7 (diff) |
-spelling, typos, indentation
Diffstat (limited to 'src/exchangedb/spi/pg_aggregate.c')
-rw-r--r-- | src/exchangedb/spi/pg_aggregate.c | 282 |
1 files changed, 152 insertions, 130 deletions
diff --git a/src/exchangedb/spi/pg_aggregate.c b/src/exchangedb/spi/pg_aggregate.c index 262100ce..721f247c 100644 --- a/src/exchangedb/spi/pg_aggregate.c +++ b/src/exchangedb/spi/pg_aggregate.c @@ -6,9 +6,10 @@ PG_MODULE_MAGIC; -PG_FUNCTION_INFO_V1(get_deposit_summary); +PG_FUNCTION_INFO_V1 (get_deposit_summary); -Datum get_deposit_summary(PG_FUNCTION_ARGS) +Datum +get_deposit_summary (PG_FUNCTION_ARGS) { static SPIPlanPtr deposit_plan; @@ -18,24 +19,25 @@ Datum get_deposit_summary(PG_FUNCTION_ARGS) static SPIPlanPtr fully_refunded_by_coins_plan; static SPIPlanPtr fees_plan; - int shard = PG_GETARG_INT32(0); - char * sql; - char *merchant_pub = text_to_cstring(PG_GETARG_TEXT_P(1)); - char *wire_target_h_payto = text_to_cstring(PG_GETARG_TEXT_P(2)); - char *wtid_raw = text_to_cstring(PG_GETARG_TEXT_P(3)); - int refund_deadline = PG_GETARG_INT32(4); - int conn = SPI_connect(); + int shard = PG_GETARG_INT32 (0); + char *sql; + char *merchant_pub = text_to_cstring (PG_GETARG_TEXT_P (1)); + char *wire_target_h_payto = text_to_cstring (PG_GETARG_TEXT_P (2)); + char *wtid_raw = text_to_cstring (PG_GETARG_TEXT_P (3)); + int refund_deadline = PG_GETARG_INT32 (4); + int conn = SPI_connect (); if (conn != SPI_OK_CONNECT) { - elog(ERROR, "DB connexion failed ! \n"); + elog (ERROR, "DB connection failed ! \n"); } - if ( deposit_plan == NULL - || refund_plan == NULL - || refund_by_coin_plan == NULL - || norm_refund_by_coin_plan = NULL - || fully_refunded_coins_plan = NULL - || fees_plan == NULL ) + if (deposit_plan == NULL + || refund_plan == NULL + || refund_by_coin_plan == NULL + || norm_refund_by_coin_plan = NULL + || fully_refunded_coins_plan = NULL + || fees_plan + == NULL) { if (deposit_plan == NULL) { @@ -57,22 +59,22 @@ Datum get_deposit_summary(PG_FUNCTION_ARGS) " ,amount_with_fee_val AS amount_val" " ,amount_with_fee_frac AS amount_frac"; SPIPlanPtr new_plan = - SPI_prepare(dep_sql, 4, argtypes}); + SPI_prepare (dep_sql, 4, argtypes); if (new_plan == NULL) { - elog(ERROR, "SPI_prepare for deposit failed ! \n"); + elog (ERROR, "SPI_prepare for deposit failed ! \n"); } - deposit_plan = SPI_saveplan(new_plan); + deposit_plan = SPI_saveplan (new_plan); if (deposit_plan == NULL) { - elog(ERROR, "SPI_saveplan for deposit failed ! \n"); + elog (ERROR, "SPI_saveplan for deposit failed ! \n"); } } Datum values[4]; - values[0] = Int64GetDatum(refund_deadline); - values[1] = CStringGetDatum(merchant_pub); - values[2] = CStringGetDatum(wire_target_h_payto); + values[0] = Int64GetDatum (refund_deadline); + values[1] = CStringGetDatum (merchant_pub); + values[2] = CStringGetDatum (wire_target_h_payto); int ret = SPI_execute_plan (deposit_plan, values, NULL, @@ -80,22 +82,24 @@ Datum get_deposit_summary(PG_FUNCTION_ARGS) 0); if (ret != SPI_OK_UPDATE) { - elog(ERROR, "Failed to execute subquery 1\n"); + elog (ERROR, "Failed to execute subquery 1\n"); } - uint64_t *dep_deposit_serial_ids = palloc(sizeof(uint64_t) * SPI_processed); - BYTEA **dep_coin_pubs = palloc(sizeof(BYTEA *) * SPI_processed); - uint64_t *dep_amount_vals = palloc(sizeof(uint64_t) * SPI_processed); - uint32_t *dep_amount_fracs = palloc(sizeof(uint32_t) * SPI_processed); - for (unsigned int i = 0; i < SPI_processed; i++) { + uint64_t *dep_deposit_serial_ids = palloc (sizeof(uint64_t) + * SPI_processed); + BYTEA **dep_coin_pubs = palloc (sizeof(BYTEA *) * SPI_processed); + uint64_t *dep_amount_vals = palloc (sizeof(uint64_t) * SPI_processed); + uint32_t *dep_amount_fracs = palloc (sizeof(uint32_t) * SPI_processed); + for (unsigned int i = 0; i < SPI_processed; i++) + { HeapTuple tuple = SPI_tuptable->vals[i]; dep_deposit_serial_ids[i] = - DatumGetInt64(SPI_getbinval(tuple, SPI_tuptable->tupdesc, 1, &ret)); + DatumGetInt64 (SPI_getbinval (tuple, SPI_tuptable->tupdesc, 1, &ret)); dep_coin_pubs[i] = - DatumGetByteaP(SPI_getbinval(tuple, SPI_tuptable->tupdesc, 2, &ret)); + DatumGetByteaP (SPI_getbinval (tuple, SPI_tuptable->tupdesc, 2, &ret)); dep_amount_vals[i] = - DatumGetInt64(SPI_getbinval(tuple, SPI_tuptable->tupdesc, 3, &ret)); + DatumGetInt64 (SPI_getbinval (tuple, SPI_tuptable->tupdesc, 3, &ret)); dep_amount_fracs[i] = - DatumGetInt32(SPI_getbinval(tuple, SPI_tuptable->tupdesc, 4, &ret)); + DatumGetInt32 (SPI_getbinval (tuple, SPI_tuptable->tupdesc, 4, &ret)); } @@ -111,45 +115,47 @@ Datum get_deposit_summary(PG_FUNCTION_ARGS) " FROM refunds" " WHERE coin_pub IN (SELECT coin_pub FROM dep)" " AND deposit_serial_id IN (SELECT deposit_serial_id FROM dep)) "; - SPIPlanPtr new_plan = SPI_prepare(ref_sql, 0, NULL); + SPIPlanPtr new_plan = SPI_prepare (ref_sql, 0, NULL); if (new_plan == NULL) elog (ERROR, "SPI_prepare for refund failed ! \n"); - refund_plan = SPI_saveplan(new_plan); + refund_plan = SPI_saveplan (new_plan); if (refund_plan == NULL) { - elog(ERROR, "SPI_saveplan for refund failed ! \n"); + elog (ERROR, "SPI_saveplan for refund failed ! \n"); } } - int64t_t *ref_deposit_serial_ids = palloc(sizeof(int64_t) * SPI_processed); + int64t_t *ref_deposit_serial_ids = palloc (sizeof(int64_t) * SPI_processed); int res = SPI_execute_plan (refund_plan, NULL, NULL, false, 0); if (res != SPI_OK_SELECT) { - elog(ERROR, "Failed to execute subquery 2\n"); + elog (ERROR, "Failed to execute subquery 2\n"); } SPITupleTable *tuptable = SPI_tuptable; TupleDesc tupdesc = tuptable->tupdesc; for (unsigned int i = 0; i < SPI_processed; i++) { HeapTuple tuple = tuptable->vals[i]; - Datum refund_val = SPI_getbinval(tuple, tupdesc, 1, &refund_val_isnull); - Datum refund_frac = SPI_getbinval(tuple, tupdesc, 2, &refund_frac_isnull); - Datum coin_pub = SPI_getbinval(tuple, tupdesc, 3, &coin_pub_isnull); - Datum deposit_serial_id = SPI_getbinval(tuple, tupdesc, 4, &deposit_serial_id_isnull); + Datum refund_val = SPI_getbinval (tuple, tupdesc, 1, &refund_val_isnull); + Datum refund_frac = SPI_getbinval (tuple, tupdesc, 2, + &refund_frac_isnull); + Datum coin_pub = SPI_getbinval (tuple, tupdesc, 3, &coin_pub_isnull); + Datum deposit_serial_id = SPI_getbinval (tuple, tupdesc, 4, + &deposit_serial_id_isnull); if (refund_val_isnull || refund_frac_isnull || coin_pub_isnull - || deposit_serial_id_isnull ) + || deposit_serial_id_isnull) { - elog(ERROR, "Failed to retrieve data from subquery 2"); + elog (ERROR, "Failed to retrieve data from subquery 2"); } - uint64_t refund_val_int = DatumGetUInt64(refund_val); - uint32_t refund_frac_int = DatumGetUInt32(refund_frac); - BYTEA coin_pub = DatumGetByteaP(coin_pub); - ref_deposit_serial_ids = DatumGetInt64(deposit_serial_id); + uint64_t refund_val_int = DatumGetUInt64 (refund_val); + uint32_t refund_frac_int = DatumGetUInt32 (refund_frac); + BYTEA coin_pub = DatumGetByteaP (coin_pub); + ref_deposit_serial_ids = DatumGetInt64 (deposit_serial_id); - refund *new_refund = (refund*) palloc(sizeof(refund)); + refund *new_refund = (refund*) palloc (sizeof(refund)); new_refund->coin_pub = coin_pub_str; new_refund->deposit_serial_id = deposit_serial_id_int; new_refund->amount_with_fee_val = refund_val_int; @@ -170,17 +176,17 @@ Datum get_deposit_summary(PG_FUNCTION_ARGS) " GROUP BY coin_pub, deposit_serial_id) "; SPIPlanPtr new_plan = SPI_prepare (ref_by_coin_sql, 0, NULL); if (new_plan == NULL) - elog(ERROR, "SPI_prepare for refund by coin failed ! \n"); + elog (ERROR, "SPI_prepare for refund by coin failed ! \n"); refund_by_coin_plan = SPI_saveplan (new_plan); if (refund_by_coin_plan == NULL) - elog(ERROR, "SPI_saveplan for refund failed"); + elog (ERROR, "SPI_saveplan for refund failed"); } int res = SPI_execute_plan (refund_by_coin_plan, NULL, NULL, false, 0); if (res != SPI_OK_SELECT) { - elog(ERROR, "Failed to execute subquery 2\n"); + elog (ERROR, "Failed to execute subquery 2\n"); } SPITupleTable *tuptable = SPI_tuptable; @@ -188,22 +194,25 @@ Datum get_deposit_summary(PG_FUNCTION_ARGS) for (unsigned int i = 0; i < SPI_processed; i++) { HeapTuple tuple = tuptable->vals[i]; - Datum sum_refund_val = SPI_getbinval(tuple, tupdesc, 1, &refund_val_isnull); - Datum sum_refund_frac = SPI_getbinval(tuple, tupdesc, 2, &refund_frac_isnull); - Datum coin_pub = SPI_getbinval(tuple, tupdesc, 3, &coin_pub_isnull); - Datum deposit_serial_id_int = SPI_getbinval(tuple, tupdesc, 4, &deposit_serial_id_isnull); + Datum sum_refund_val = SPI_getbinval (tuple, tupdesc, 1, + &refund_val_isnull); + Datum sum_refund_frac = SPI_getbinval (tuple, tupdesc, 2, + &refund_frac_isnull); + Datum coin_pub = SPI_getbinval (tuple, tupdesc, 3, &coin_pub_isnull); + Datum deposit_serial_id_int = SPI_getbinval (tuple, tupdesc, 4, + &deposit_serial_id_isnull); if (refund_val_isnull || refund_frac_isnull || coin_pub_isnull - || deposit_serial_id_isnull ) + || deposit_serial_id_isnull) { - elog(ERROR, "Failed to retrieve data from subquery 2"); + elog (ERROR, "Failed to retrieve data from subquery 2"); } - uint64_t s_refund_val_int = DatumGetUInt64(sum_refund_val); - uint32_t s_refund_frac_int = DatumGetUInt32(sum_refund_frac); - BYTEA coin_pub = DatumGetByteaP(coin_pub); - uint64_t deposit_serial_id_int = DatumGetInt64(deposit_serial_id_int); - refund *new_refund_by_coin = (refund*) palloc(sizeof(refund)); + uint64_t s_refund_val_int = DatumGetUInt64 (sum_refund_val); + uint32_t s_refund_frac_int = DatumGetUInt32 (sum_refund_frac); + BYTEA coin_pub = DatumGetByteaP (coin_pub); + uint64_t deposit_serial_id_int = DatumGetInt64 (deposit_serial_id_int); + refund *new_refund_by_coin = (refund*) palloc (sizeof(refund)); new_refund_by_coin->coin_pub = coin_pub; new_refund_by_coin->deposit_serial_id = deposit_serial_id_int; new_refund_by_coin->refund_amount_with_fee_val = s_refund_val_int; @@ -221,17 +230,17 @@ Datum get_deposit_summary(PG_FUNCTION_ARGS) " FROM ref_by_coin) "; SPIPlanPtr new_plan = SPI_prepare (norm_ref_by_coin_sql, 0, NULL); if (new_plan == NULL) - elog(ERROR, "SPI_prepare for norm refund by coin failed ! \n"); - norm_refund_by_coin_plan = SPI_saveplan(new_plan); + elog (ERROR, "SPI_prepare for norm refund by coin failed ! \n"); + norm_refund_by_coin_plan = SPI_saveplan (new_plan); if (norm_refund_by_coin_plan == NULL) - elog(ERROR, "SPI_saveplan for norm refund by coin failed ! \n"); + elog (ERROR, "SPI_saveplan for norm refund by coin failed ! \n"); } double norm_refund_val = - ((double)new_refund_by_coin->refund_amount_with_fee_val - + (double)new_refund_by_coin->refund_amount_with_fee_frac) / 100000000; + ((double) new_refund_by_coin->refund_amount_with_fee_val + + (double) new_refund_by_coin->refund_amount_with_fee_frac) / 100000000; double norm_refund_frac = - (double)new_refund_by_coin->refund_amount_with_fee_frac % 100000000; + (double) new_refund_by_coin->refund_amount_with_fee_frac % 100000000; if (fully_refunded_coins_plan == NULL) { @@ -246,21 +255,21 @@ Datum get_deposit_summary(PG_FUNCTION_ARGS) " AND norm.norm_refund_val = dep.amount_val" " AND norm.norm_refund_frac = dep.amount_frac)) "; SPIPlanPtr new_plan = - SPI_prepare(fully_refunded_coins_sql, 0, NULL); + SPI_prepare (fully_refunded_coins_sql, 0, NULL); if (new_plan == NULL) elog (ERROR, "SPI_prepare for fully refunded coins failed ! \n"); - fully_refunded_coins_plan = SPI_saveplan(new_plan); + fully_refunded_coins_plan = SPI_saveplan (new_plan); if (fully_refunded_coins_plan == NULL) elog (ERROR, "SPI_saveplan for fully refunded coins failed ! \n"); } - int res = SPI_execute_plan(fully_refunded_coins_sql); - if ( res != SPI_OK_SELECT) - elog(ERROR, "Failed to execute subquery 4\n"); - SPITupleTable * tuptable = SPI_tuptable; + int res = SPI_execute_plan (fully_refunded_coins_sql); + if (res != SPI_OK_SELECT) + elog (ERROR, "Failed to execute subquery 4\n"); + SPITupleTable *tuptable = SPI_tuptable; TupleDesc tupdesc = tuptable->tupdesc; - BYTEA coin_pub = SPI_getbinval(tuple, tupdesc, 1, &coin_pub_isnull); + BYTEA coin_pub = SPI_getbinval (tuple, tupdesc, 1, &coin_pub_isnull); if (fees_plan == NULL) { const char *fees_sql = @@ -273,26 +282,27 @@ Datum get_deposit_summary(PG_FUNCTION_ARGS) "JOIN denominations denom USING (denominations_serial) " "WHERE coin_pub NOT IN (SELECT coin_pub FROM fully_refunded_coins)"; SPIPlanPtr new_plan = - SPI_prepare(fees_sql, 0, NULL); + SPI_prepare (fees_sql, 0, NULL); if (new_plan == NULL) { - elog(ERROR, "SPI_prepare for fees failed ! \n"); + elog (ERROR, "SPI_prepare for fees failed ! \n"); } - fees_plan = SPI_saveplan(new_plan); + fees_plan = SPI_saveplan (new_plan); if (fees_plan == NULL) { - elog(ERROR, "SPI_saveplan for fees failed ! \n"); + elog (ERROR, "SPI_saveplan for fees failed ! \n"); } } } int fees_ntuples; - SPI_execute(fees_sql, true, 0); - if (SPI_result_code() != SPI_OK_SELECT) + SPI_execute (fees_sql, true, 0); + if (SPI_result_code () != SPI_OK_SELECT) { - ereport( - ERROR, - (errcode(ERRCODE_INTERNAL_ERROR), - errmsg("deposit fee query failed: error code %d \n", SPI_result_code()))); + ereport ( + ERROR, + (errcode (ERRCODE_INTERNAL_ERROR), + errmsg ("deposit fee query failed: error code %d \n", + SPI_result_code ()))); } fees_ntuples = SPI_processed; @@ -301,25 +311,28 @@ Datum get_deposit_summary(PG_FUNCTION_ARGS) for (i = 0; i < fees_ntuples; i++) { Datum fee_val_datum = - SPI_getbinval(SPI_tuptable->vals[i], SPI_tuptable->tupdesc, 1, &fee_null); + SPI_getbinval (SPI_tuptable->vals[i], SPI_tuptable->tupdesc, 1, + &fee_null); Datum fee_frac_datum = - SPI_getbinval(SPI_tuptable->vals[i], SPI_tuptable->tupdesc, 2, &fee_null); + SPI_getbinval (SPI_tuptable->vals[i], SPI_tuptable->tupdesc, 2, + &fee_null); Datum deposit_id_datum = - SPI_getbinval(SPI_tuptable->vals[i], SPI_tuptable->tupdesc, 3, &deposit_null); - if (!fee_null && !deposit_null) + SPI_getbinval (SPI_tuptable->vals[i], SPI_tuptable->tupdesc, 3, + &deposit_null); + if (! fee_null && ! deposit_null) { - int64 fee_val = DatumGetInt64(fee_val_datum); - int32 fee_frac = DatumGetInt32(fee_frac_datum); - int64 deposit_id = DatumGetInt64(deposit_id_datum); + int64 fee_val = DatumGetInt64 (fee_val_datum); + int32 fee_frac = DatumGetInt32 (fee_frac_datum); + int64 deposit_id = DatumGetInt64 (deposit_id_datum); sum_fee_value += fee_val; sum_fee_fraction += fee_frac; char *insert_agg_sql = - psprintf( - "INSERT INTO " - "aggregation_tracking(deposit_serial_id, wtid_raw)" - " VALUES (%lld, '%s')", - deposit_id, wtid_raw); - SPI_execute(insert_agg_sql, false, 0); + psprintf ( + "INSERT INTO " + "aggregation_tracking(deposit_serial_id, wtid_raw)" + " VALUES (%lld, '%s')", + deposit_id, wtid_raw); + SPI_execute (insert_agg_sql, false, 0); } } } @@ -331,33 +344,39 @@ Datum get_deposit_summary(PG_FUNCTION_ARGS) if (tuptable == NULL || SPI_processed != 1) { - ereport( - ERROR, - (errcode(ERRCODE_INTERNAL_ERROR), - errmsg("Unexpected result \n"))); + ereport ( + ERROR, + (errcode (ERRCODE_INTERNAL_ERROR), + errmsg ("Unexpected result \n"))); } tupdesc = SPI_tuptable->tupdesc; tuple = SPI_tuptable->vals[0]; - result = HeapTupleGetDatum(tuple); - - TupleDesc result_desc = CreateTemplateTupleDesc(6, false); - TupleDescInitEntry(result_desc, (AttrNumber) 1, "sum_deposit_value", INT8OID, -1, 0); - TupleDescInitEntry(result_desc, (AttrNumber) 2, "sum_deposit_fraction", INT4OID, -1, 0); - TupleDescInitEntry(result_desc, (AttrNumber) 3, "sum_refund_value", INT8OID, -1, 0); - TupleDescInitEntry(result_desc, (AttrNumber) 4, "sum_refund_fraction", INT4OID, -1, 0); - TupleDescInitEntry(result_desc, (AttrNumber) 5, "sum_fee_value", INT8OID, -1, 0); - TupleDescInitEntry(result_desc, (AttrNumber) 6, "sum_fee_fraction", INT4OID, -1, 0); - - int ret = SPI_prepare(sql, 4, argtypes); + result = HeapTupleGetDatum (tuple); + + TupleDesc result_desc = CreateTemplateTupleDesc (6, false); + TupleDescInitEntry (result_desc, (AttrNumber) 1, "sum_deposit_value", INT8OID, + -1, 0); + TupleDescInitEntry (result_desc, (AttrNumber) 2, "sum_deposit_fraction", + INT4OID, -1, 0); + TupleDescInitEntry (result_desc, (AttrNumber) 3, "sum_refund_value", INT8OID, + -1, 0); + TupleDescInitEntry (result_desc, (AttrNumber) 4, "sum_refund_fraction", + INT4OID, -1, 0); + TupleDescInitEntry (result_desc, (AttrNumber) 5, "sum_fee_value", INT8OID, -1, + 0); + TupleDescInitEntry (result_desc, (AttrNumber) 6, "sum_fee_fraction", INT4OID, + -1, 0); + + int ret = SPI_prepare (sql, 4, argtypes); if (ret != SPI_OK_PREPARE) { - elog(ERROR, "Failed to prepare statement: %s \n", sql); + elog (ERROR, "Failed to prepare statement: %s \n", sql); } - ret = SPI_execute_plan(plan, args, nulls, true, 0); + ret = SPI_execute_plan (plan, args, nulls, true, 0); if (ret != SPI_OK_SELECT) { - elog(ERROR, "Failed to execute statement: %s \n", sql); + elog (ERROR, "Failed to execute statement: %s \n", sql); } if (SPI_processed > 0) @@ -366,24 +385,27 @@ Datum get_deposit_summary(PG_FUNCTION_ARGS) Datum values[6]; bool nulls[6] = {false}; values[0] = - SPI_getbinval(SPI_tuptable->vals[0], SPI_tuptable->tupdesc, 1, &nulls[0]); + SPI_getbinval (SPI_tuptable->vals[0], SPI_tuptable->tupdesc, 1, + &nulls[0]); values[1] = - SPI_getbinval(SPI_tuptable->vals[0], SPI_tuptable->tupdesc, 2, &nulls[1]); + SPI_getbinval (SPI_tuptable->vals[0], SPI_tuptable->tupdesc, 2, + &nulls[1]); values[2] = - SPI_getbinval(SPI_tuptable->vals[0], SPI_tuptable->tupdesc, 3, &nulls[2]); + SPI_getbinval (SPI_tuptable->vals[0], SPI_tuptable->tupdesc, 3, + &nulls[2]); values[3] = - SPI_getbinval(SPI_tuptable->vals[0], SPI_tuptable->tupdesc, 4, &nulls[3]); + SPI_getbinval (SPI_tuptable->vals[0], SPI_tuptable->tupdesc, 4, + &nulls[3]); values[4] = - SPI_getbinval(SPI_tuptable->vals[0], SPI_tuptable->tupdesc, 5, &nulls[4]); + SPI_getbinval (SPI_tuptable->vals[0], SPI_tuptable->tupdesc, 5, + &nulls[4]); values[5] = - SPI_getbinval(SPI_tuptable->vals[0], SPI_tuptable->tupdesc, 6, &nulls[5]); - tuple = heap_form_tuple(result_desc, values, nulls); - PG_RETURN_DATUM(HeapTupleGetDatum(tuple)); + SPI_getbinval (SPI_tuptable->vals[0], SPI_tuptable->tupdesc, 6, + &nulls[5]); + tuple = heap_form_tuple (result_desc, values, nulls); + PG_RETURN_DATUM (HeapTupleGetDatum (tuple)); } - SPI_finish(); + SPI_finish (); - PG_RETURN_NULL(); + PG_RETURN_NULL (); } - - - |