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Add support for indexing of timestamp, timestamptz and date in MOT

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This commit is contained in:
Vinoth Veeraraghavan
2020-10-29 20:18:28 +08:00
parent f0d27718b1
commit b5d52a3488
14 changed files with 5595 additions and 47 deletions
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37
src/gausskernel/storage/mot/core/src/storage/catalog_column_types.h
View File

@ -49,24 +49,25 @@ typedef union {
#define ColumnClass(Name) Column##Name
#define ColumnType(Type) MOT_TYPE_##Type
#define TYPENAMES \
X(CHAR, "Char") \
X(TINY, "Tiny") \
X(SHORT, "Short") \
X(INT, "Int") \
X(LONG, "Long") \
X(FLOAT, "Float") \
X(DOUBLE, "Double") \
X(DATE, "Date") \
X(TIME, "Time") \
X(TIMESTAMP, "Timestamp") \
X(INTERVAL, "Interval") \
X(TINTERVAL, "TInterval") \
X(TIMETZ, "TimeTZ") \
X(DECIMAL, "Decimal") \
X(VARCHAR, "Varchar") \
X(BLOB, "Blob") \
X(NULLBYTES, "NullBytes") \
#define TYPENAMES \
X(CHAR, "Char") \
X(TINY, "Tiny") \
X(SHORT, "Short") \
X(INT, "Int") \
X(LONG, "Long") \
X(FLOAT, "Float") \
X(DOUBLE, "Double") \
X(DATE, "Date") \
X(TIME, "Time") \
X(TIMESTAMP, "Timestamp") \
X(TIMESTAMPTZ, "TimestampTZ") \
X(INTERVAL, "Interval") \
X(TINTERVAL, "TInterval") \
X(TIMETZ, "TimeTZ") \
X(DECIMAL, "Decimal") \
X(VARCHAR, "Varchar") \
X(BLOB, "Blob") \
X(NULLBYTES, "NullBytes") \
X(UNKNOWN, "Unknown")
typedef enum _mot_catalog_field_types : uint8_t {

77
src/gausskernel/storage/mot/core/src/storage/column.cpp
View File

@ -30,6 +30,10 @@
#include "utilities.h"
#include "mot_error.h"
extern uint16_t MOTTimestampToStr(uintptr_t src, char* destBuf, size_t len);
extern uint16_t MOTTimestampTzToStr(uintptr_t src, char* destBuf, size_t len);
extern uint16_t MOTDateToStr(uintptr_t src, char* destBuf, size_t len);
namespace MOT {
DECLARE_LOGGER(Column, Storage)
@ -293,11 +297,11 @@ bool ColumnLONG::PackKey(uint8_t* dest, uintptr_t src, size_t len, uint8_t fill)
{
uint64_t tmp = (uint64_t)GetBytes8(src);
*(uint64_t*)(dest + 1) = be64toh(tmp);
if (tmp & 0x8000000000000000)
if (tmp & 0x8000000000000000) {
*dest = 0x00;
else
} else {
*dest = 0x01;
}
return true;
}
@ -340,10 +344,11 @@ bool ColumnFLOAT::PackKey(uint8_t* dest, uintptr_t src, size_t len, uint8_t fill
t.m_r = (uint32_t)GetBytes4(src);
// keep sign
if (t.m_r & FLOAT_SIGN_MASK)
if (t.m_r & FLOAT_SIGN_MASK) {
*dest = 0x00;
else
} else {
*dest = 0x01;
}
// remove sign and move exp to a most significant byte
t.m_r <<= 1;
// extract exp
@ -477,15 +482,13 @@ void ColumnDATE::Unpack(uint8_t* data, uintptr_t* dest, size_t& len)
void ColumnDATE::SetKeySize()
{
m_keySize = m_size;
m_keySize = m_size + 1;
}
uint16_t ColumnDATE::PrintValue(uint8_t* data, char* destBuf, size_t len)
{
if (len >= 3) {
errno_t erc = snprintf_s(destBuf, len, len - 1, "NaN");
securec_check_ss(erc, "\0", "\0");
return erc;
if (len >= MOT_MAXDATELEN) {
return MOTDateToStr(GetBytes4(*(uint32_t*)(data + m_offset)), destBuf, len);
}
return 0;
}
@ -635,8 +638,13 @@ bool ColumnTIMESTAMP::Pack(uint8_t* dest, uintptr_t src, size_t len)
bool ColumnTIMESTAMP::PackKey(uint8_t* dest, uintptr_t src, size_t len, uint8_t fill)
{
*(uint64_t*)(dest) = be64toh((uint64_t)GetBytes8(src));
uint64_t tmp = (uint64_t)GetBytes8(src);
*(uint64_t*)(dest + 1) = be64toh(tmp);
if (tmp & 0x8000000000000000) {
*dest = 0x00;
} else {
*dest = 0x01;
}
return true;
}
@ -647,15 +655,50 @@ void ColumnTIMESTAMP::Unpack(uint8_t* data, uintptr_t* dest, size_t& len)
void ColumnTIMESTAMP::SetKeySize()
{
m_keySize = m_size;
m_keySize = m_size + 1;
}
uint16_t ColumnTIMESTAMP::PrintValue(uint8_t* data, char* destBuf, size_t len)
{
if (len >= 3) {
errno_t erc = snprintf_s(destBuf, len, len - 1, "NaN");
securec_check_ss(erc, "\0", "\0");
return erc;
if (len >= MOT_MAXDATELEN) {
return MOTTimestampToStr(GetBytes8(*(uint64_t*)(data + m_offset)), destBuf, len);
}
return 0;
}
bool ColumnTIMESTAMPTZ::Pack(uint8_t* dest, uintptr_t src, size_t len)
{
*(uint64_t*)(dest + m_offset) = (uint64_t)GetBytes8(src);
return true;
}
bool ColumnTIMESTAMPTZ::PackKey(uint8_t* dest, uintptr_t src, size_t len, uint8_t fill)
{
uint64_t tmp = (uint64_t)GetBytes8(src);
*(uint64_t*)(dest + 1) = be64toh(tmp);
if (tmp & 0x8000000000000000) {
*dest = 0x00;
} else {
*dest = 0x01;
}
return true;
}
void ColumnTIMESTAMPTZ::Unpack(uint8_t* data, uintptr_t* dest, size_t& len)
{
*dest = GetBytes8(*(uint64_t*)(data + m_offset));
}
void ColumnTIMESTAMPTZ::SetKeySize()
{
m_keySize = m_size + 1;
}
uint16_t ColumnTIMESTAMPTZ::PrintValue(uint8_t* data, char* destBuf, size_t len)
{
if (len >= MOT_MAXDATELEN) {
return MOTTimestampTzToStr(GetBytes8(*(uint64_t*)(data + m_offset)), destBuf, len);
}
return 0;
}

2
src/gausskernel/storage/mot/core/src/storage/column.h
View File

@ -29,6 +29,8 @@
#include "utils/elog.h"
#include "securec.h"
#define MOT_MAXDATELEN 128
namespace MOT {
/**
* @brief The Column class describes a single field in a row in a table.

76
src/gausskernel/storage/mot/fdw_adapter/src/mot_fdw.cpp
View File

@ -49,7 +49,7 @@
#include "optimizer/restrictinfo.h"
#include "utils/memutils.h"
#include "utils/rel.h"
#include "utils/date.h"
#include "utils/syscache.h"
#include "utils/partitionkey.h"
#include "catalog/heap.h"
@ -2274,7 +2274,14 @@ inline bool GetKeyOperation(OpExpr* op, KEY_OPER& oper)
case 5513: // INT1EQ
case BPCHAREQOID:
case TEXTEQOID:
case 92: // CHAREQ
case 92: // CHAREQ
case 2536: // timestampVStimestamptz
case 2542: // timestamptzVStimestamp
case 2347: // dateVStimestamp
case 2360: // dateVStimestamptz
case 2373: // timestampVSdate
case 2386: // timestamptzVSdate
case TIMESTAMPEQOID:
oper = KEY_OPER::READ_KEY_EXACT;
break;
case FLOAT8LTOID:
@ -2294,6 +2301,13 @@ inline bool GetKeyOperation(OpExpr* op, KEY_OPER& oper)
case 1058: // BPCHARLT
case 631: // CHARLT
case TEXTLTOID:
case 2534: // timestampVStimestamptz
case 2540: // timestamptzVStimestamp
case 2345: // dateVStimestamp
case 2358: // dateVStimestamptz
case 2371: // timestampVSdate
case 2384: // timestamptzVSdate
case TIMESTAMPLTOID:
oper = KEY_OPER::READ_KEY_BEFORE;
break;
case FLOAT8LEOID:
@ -2313,6 +2327,13 @@ inline bool GetKeyOperation(OpExpr* op, KEY_OPER& oper)
case 1059: // BPCHARLE
case 632: // CHARLE
case 665: // TEXTLE
case 2535: // timestampVStimestamptz
case 2541: // timestamptzVStimestamp
case 2346: // dateVStimestamp
case 2359: // dateVStimestamptz
case 2372: // timestampVSdate
case 2385: // timestamptzVSdate
case TIMESTAMPLEOID:
oper = KEY_OPER::READ_KEY_OR_PREV;
break;
case FLOAT8GTOID:
@ -2332,6 +2353,13 @@ inline bool GetKeyOperation(OpExpr* op, KEY_OPER& oper)
case 1060: // BPCHARGT
case 633: // CHARGT
case TEXTGTOID: // TEXTGT
case 2538: // timestampVStimestamptz
case 2544: // timestamptzVStimestamp
case 2349: // dateVStimestamp
case 2362: // dateVStimestamptz
case 2375: // timestampVSdate
case 2388: // timestamptzVSdate
case TIMESTAMPGTOID:
oper = KEY_OPER::READ_KEY_AFTER;
break;
case FLOAT8GEOID:
@ -2351,6 +2379,13 @@ inline bool GetKeyOperation(OpExpr* op, KEY_OPER& oper)
case 1061: // BPCHARGE
case 634: // CHARGE
case 667: // TEXTGE
case 2537: // timestampVStimestamptz
case 2543: // timestamptzVStimestamp
case 2348: // dateVStimestamp
case 2361: // dateVStimestamptz
case 2374: // timestampVSdate
case 2387: // timestamptzVSdate
case TIMESTAMPGEOID:
oper = KEY_OPER::READ_KEY_OR_NEXT;
break;
case OID_TEXT_LIKE_OP:
@ -2486,8 +2521,10 @@ bool IsMOTExpr(RelOptInfo* baserel, MOTFdwStateSt* state, MatchIndexArr* marr, E
case T_FuncExpr: {
FuncExpr* func = (FuncExpr*)expr;
if (func->funcformat == COERCE_IMPLICIT_CAST) {
if (func->funcformat == COERCE_IMPLICIT_CAST || func->funcformat == COERCE_EXPLICIT_CAST) {
isOperatorMOTReady = IsMOTExpr(baserel, state, marr, (Expr*)linitial(func->args), result, setLocal);
} else if (list_length(func->args) == 0) {
isOperatorMOTReady = true;
}
break;
@ -2504,3 +2541,36 @@ bool IsMOTExpr(RelOptInfo* baserel, MOTFdwStateSt* state, MatchIndexArr* marr, E
return isOperatorMOTReady;
}
uint16_t MOTTimestampToStr(uintptr_t src, char* destBuf, size_t len)
{
char* tmp = nullptr;
Timestamp timestamp = DatumGetTimestamp(src);
tmp = DatumGetCString(DirectFunctionCall1(timestamp_out, timestamp));
errno_t erc = snprintf_s(destBuf, len, len - 1, tmp);
pfree_ext(tmp);
securec_check_ss(erc, "\0", "\0");
return erc;
}
uint16_t MOTTimestampTzToStr(uintptr_t src, char* destBuf, size_t len)
{
char* tmp = nullptr;
TimestampTz timestamp = DatumGetTimestampTz(src);
tmp = DatumGetCString(DirectFunctionCall1(timestamptz_out, timestamp));
errno_t erc = snprintf_s(destBuf, len, len - 1, tmp);
pfree_ext(tmp);
securec_check_ss(erc, "\0", "\0");
return erc;
}
uint16_t MOTDateToStr(uintptr_t src, char* destBuf, size_t len)
{
char* tmp = nullptr;
DateADT date = DatumGetDateADT(src);
tmp = DatumGetCString(DirectFunctionCall1(date_out, date));
errno_t erc = snprintf_s(destBuf, len, len - 1, tmp);
pfree_ext(tmp);
securec_check_ss(erc, "\0", "\0");
return erc;
}

52
src/gausskernel/storage/mot/fdw_adapter/src/mot_internal.cpp
View File

@ -1492,9 +1492,11 @@ static MOT::RC TableFieldType(const ColumnDef* colDef, MOT::MOT_CATALOG_FIELD_TY
type = MOT::MOT_CATALOG_FIELD_TYPES::MOT_TYPE_TIME;
break;
case TIMESTAMPOID:
case TIMESTAMPTZOID:
type = MOT::MOT_CATALOG_FIELD_TYPES::MOT_TYPE_TIMESTAMP;
break;
case TIMESTAMPTZOID:
type = MOT::MOT_CATALOG_FIELD_TYPES::MOT_TYPE_TIMESTAMPTZ;
break;
case INTERVALOID:
type = MOT::MOT_CATALOG_FIELD_TYPES::MOT_TYPE_INTERVAL;
break;
@ -2227,7 +2229,7 @@ void MOTAdaptor::CreateKeyBuffer(Relation rel, MOTFdwStateSt* festate, int start
}
DatumToMOTKey(col,
expr->expr,
expr,
val,
desc->attrs[orgCols[i] - 1]->atttypid,
buf + offset,
@ -2451,7 +2453,7 @@ void MOTAdaptor::DatumToMOT(MOT::Column* col, Datum datum, Oid type, uint8_t* da
}
void MOTAdaptor::DatumToMOTKey(
MOT::Column* col, Expr* expr, Datum datum, Oid type, uint8_t* data, size_t len, KEY_OPER oper, uint8_t fill)
MOT::Column* col, ExprState* expr, Datum datum, Oid type, uint8_t* data, size_t len, KEY_OPER oper, uint8_t fill)
{
EnsureSafeThreadAccessInline();
switch (type) {
@ -2460,8 +2462,8 @@ void MOTAdaptor::DatumToMOTKey(
case VARCHAROID:
case CLOBOID:
case BPCHAROID: {
if (expr && IsA(expr, Const)) { // OA: LLVM passes nullptr for expr parameter
Const* c = (Const*)expr;
if (expr && expr->expr && IsA(expr->expr, Const)) { // OA: LLVM passes nullptr for expr parameter
Const* c = (Const*)expr->expr;
if (c->constbyval) {
errno_t erc = memset_s(data, len, 0x00, len);
@ -2500,8 +2502,8 @@ void MOTAdaptor::DatumToMOTKey(
break;
}
case FLOAT4OID: {
if (expr && IsA(expr, Const)) { // OA: LLVM passes nullptr for expr parameter
Const* c = (Const*)expr;
if (expr && expr->expr && IsA(expr->expr, Const)) { // OA: LLVM passes nullptr for expr parameter
Const* c = (Const*)expr->expr;
if (c->consttype == FLOAT8OID) {
MOT::DoubleConvT dc;
@ -2525,6 +2527,42 @@ void MOTAdaptor::DatumToMOTKey(
break;
}
case TIMESTAMPOID: {
if (expr->resultType == TIMESTAMPTZOID) {
Timestamp result = DatumGetTimestamp(DirectFunctionCall1(timestamptz_timestamp, datum));
col->PackKey(data, result, col->m_size);
} else if (expr->resultType == DATEOID) {
Timestamp result = DatumGetTimestamp(DirectFunctionCall1(date_timestamp, datum));
col->PackKey(data, result, col->m_size);
} else {
col->PackKey(data, datum, col->m_size);
}
break;
}
case TIMESTAMPTZOID: {
if (expr->resultType == TIMESTAMPOID) {
TimestampTz result = DatumGetTimestampTz(DirectFunctionCall1(timestamp_timestamptz, datum));
col->PackKey(data, result, col->m_size);
} else if (expr->resultType == DATEOID) {
TimestampTz result = DatumGetTimestampTz(DirectFunctionCall1(date_timestamptz, datum));
col->PackKey(data, result, col->m_size);
} else {
col->PackKey(data, datum, col->m_size);
}
break;
}
case DATEOID: {
if (expr->resultType == TIMESTAMPOID) {
DateADT result = DatumGetDateADT(DirectFunctionCall1(timestamp_date, datum));
col->PackKey(data, result, col->m_size);
} else if (expr->resultType == TIMESTAMPTZOID) {
DateADT result = DatumGetDateADT(DirectFunctionCall1(timestamptz_date, datum));
col->PackKey(data, result, col->m_size);
} else {
col->PackKey(data, datum, col->m_size);
}
break;
}
default:
col->PackKey(data, datum, col->m_size);
break;

2
src/gausskernel/storage/mot/fdw_adapter/src/mot_internal.h
View File

@ -382,7 +382,7 @@ public:
// data conversion
static void DatumToMOT(MOT::Column* col, Datum datum, Oid type, uint8_t* data);
static void DatumToMOTKey(MOT::Column* col, Expr* expr, Datum datum, Oid type, uint8_t* data, size_t len,
static void DatumToMOTKey(MOT::Column* col, ExprState* expr, Datum datum, Oid type, uint8_t* data, size_t len,
KEY_OPER oper, uint8_t fill = 0x00);
static void MOTToDatum(MOT::Table* table, const Form_pg_attribute attr, uint8_t* data, Datum* value, bool* is_null);

4
src/gausskernel/storage/mot/jit_exec/src/jit_helpers.cpp
View File

@ -291,6 +291,10 @@ static Oid column_type_to_pg(MOT::MOT_CATALOG_FIELD_TYPES column_type)
pg_type = TIMESTAMPOID;
break;
case MOT::MOT_TYPE_TIMESTAMPTZ:
pg_type = TIMESTAMPTZOID;
break;
case MOT::MOT_TYPE_INTERVAL:
pg_type = INTERVALOID;
break;

1226
src/test/regress/expected/mot/single_node_date.out Normal file
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File diff suppressed because it is too large Load Diff

1290
src/test/regress/expected/mot/single_node_timestamp.out Normal file
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File diff suppressed because it is too large Load Diff

2007
src/test/regress/expected/mot/single_node_timestamptz.out Normal file
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File diff suppressed because it is too large Load Diff

2
src/test/regress/parallel_schedule16
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@ -2,7 +2,7 @@ test: mot/single_tpcc_queries
test: mot/single_basic_sql
test: mot/single_merge_compatible mot/single_merge_explain mot/single_merge_explain_pretty mot/single_merge_privilege
test: mot/single_hw_alter_session
test: mot/single_boolean mot/single_char mot/single_varchar mot/single_text mot/single_int2 mot/single_int4 mot/single_int8 mot/single_float4 mot/single_float8 mot/single_numeric
test: mot/single_boolean mot/single_char mot/single_varchar mot/single_text mot/single_int2 mot/single_int4 mot/single_int8 mot/single_float4 mot/single_float8 mot/single_numeric mot/single_node_timestamp mot/single_node_timestamptz mot/single_node_date
test: mot/single_numerology
test: mot/single_namespace
test: mot/single_analyze_dropdb

278
src/test/regress/sql/mot/single_node_date.sql Normal file
View File

@ -0,0 +1,278 @@
--
-- DATE
--
CREATE FOREIGN TABLE DATE_TBL (f1 date primary key);
INSERT INTO DATE_TBL VALUES ('1957-04-09');
INSERT INTO DATE_TBL VALUES ('1957-06-13');
INSERT INTO DATE_TBL VALUES ('1996-02-28');
INSERT INTO DATE_TBL VALUES ('1996-02-29');
INSERT INTO DATE_TBL VALUES ('1996-03-01');
INSERT INTO DATE_TBL VALUES ('1996-03-02');
INSERT INTO DATE_TBL VALUES ('1997-02-28');
INSERT INTO DATE_TBL VALUES ('1997-02-29');
INSERT INTO DATE_TBL VALUES ('1997-03-01');
INSERT INTO DATE_TBL VALUES ('1997-03-02');
INSERT INTO DATE_TBL VALUES ('2000-04-01');
INSERT INTO DATE_TBL VALUES ('2000-04-02');
INSERT INTO DATE_TBL VALUES ('2000-04-03');
INSERT INTO DATE_TBL VALUES ('2038-04-08');
INSERT INTO DATE_TBL VALUES ('2039-04-09');
INSERT INTO DATE_TBL VALUES ('2040-04-10');
SELECT f1 AS "Fifteen" FROM DATE_TBL;
SELECT f1 AS "Nine" FROM DATE_TBL WHERE f1 < '2000-01-01';
SELECT f1 AS "Three" FROM DATE_TBL
WHERE f1 BETWEEN '2000-01-01' AND '2001-01-01';
--
-- Check all the documented input formats
--
SET datestyle TO iso; -- display results in ISO
SET datestyle TO ymd;
SELECT date 'January 8, 1999';
SELECT date '1999-01-08';
SELECT date '1999-01-18';
SELECT date '1/8/1999';
SELECT date '1/18/1999';
SELECT date '18/1/1999';
SELECT date '01/02/03';
SELECT date '19990108';
SELECT date '990108';
SELECT date '1999.008';
SELECT date 'J2451187';
SELECT date 'January 8, 99 BC';
SELECT date '99-Jan-08';
SELECT date '1999-Jan-08';
SELECT date '08-Jan-99';
SELECT date '08-Jan-1999';
SELECT date 'Jan-08-99';
SELECT date 'Jan-08-1999';
SELECT date '99-08-Jan';
SELECT date '1999-08-Jan';
SELECT date '99 Jan 08';
SELECT date '1999 Jan 08';
SELECT date '08 Jan 99';
SELECT date '08 Jan 1999';
SELECT date 'Jan 08 99';
SELECT date 'Jan 08 1999';
SELECT date '99 08 Jan';
SELECT date '1999 08 Jan';
SELECT date '99-01-08';
SELECT date '1999-01-08';
SELECT date '08-01-99';
SELECT date '08-01-1999';
SELECT date '01-08-99';
SELECT date '01-08-1999';
SELECT date '99-08-01';
SELECT date '1999-08-01';
SELECT date '99 01 08';
SELECT date '1999 01 08';
SELECT date '08 01 99';
SELECT date '08 01 1999';
SELECT date '01 08 99';
SELECT date '01 08 1999';
SELECT date '99 08 01';
SELECT date '1999 08 01';
SET datestyle TO dmy;
SELECT date 'January 8, 1999';
SELECT date '1999-01-08';
SELECT date '1999-01-18';
SELECT date '1/8/1999';
SELECT date '1/18/1999';
SELECT date '18/1/1999';
SELECT date '01/02/03';
SELECT date '19990108';
SELECT date '990108';
SELECT date '1999.008';
SELECT date 'J2451187';
SELECT date 'January 8, 99 BC';
SELECT date '99-Jan-08';
SELECT date '1999-Jan-08';
SELECT date '08-Jan-99';
SELECT date '08-Jan-1999';
SELECT date 'Jan-08-99';
SELECT date 'Jan-08-1999';
SELECT date '99-08-Jan';
SELECT date '1999-08-Jan';
SELECT date '99 Jan 08';
SELECT date '1999 Jan 08';
SELECT date '08 Jan 99';
SELECT date '08 Jan 1999';
SELECT date 'Jan 08 99';
SELECT date 'Jan 08 1999';
SELECT date '99 08 Jan';
SELECT date '1999 08 Jan';
SELECT date '99-01-08';
SELECT date '1999-01-08';
SELECT date '08-01-99';
SELECT date '08-01-1999';
SELECT date '01-08-99';
SELECT date '01-08-1999';
SELECT date '99-08-01';
SELECT date '1999-08-01';
SELECT date '99 01 08';
SELECT date '1999 01 08';
SELECT date '08 01 99';
SELECT date '08 01 1999';
SELECT date '01 08 99';
SELECT date '01 08 1999';
SELECT date '99 08 01';
SELECT date '1999 08 01';
SET datestyle TO mdy;
SELECT date 'January 8, 1999';
SELECT date '1999-01-08';
SELECT date '1999-01-18';
SELECT date '1/8/1999';
SELECT date '1/18/1999';
SELECT date '18/1/1999';
SELECT date '01/02/03';
SELECT date '19990108';
SELECT date '990108';
SELECT date '1999.008';
SELECT date 'J2451187';
SELECT date 'January 8, 99 BC';
SELECT date '99-Jan-08';
SELECT date '1999-Jan-08';
SELECT date '08-Jan-99';
SELECT date '08-Jan-1999';
SELECT date 'Jan-08-99';
SELECT date 'Jan-08-1999';
SELECT date '99-08-Jan';
SELECT date '1999-08-Jan';
SELECT date '99 Jan 08';
SELECT date '1999 Jan 08';
SELECT date '08 Jan 99';
SELECT date '08 Jan 1999';
SELECT date 'Jan 08 99';
SELECT date 'Jan 08 1999';
SELECT date '99 08 Jan';
SELECT date '1999 08 Jan';
SELECT date '99-01-08';
SELECT date '1999-01-08';
SELECT date '08-01-99';
SELECT date '08-01-1999';
SELECT date '01-08-99';
SELECT date '01-08-1999';
SELECT date '99-08-01';
SELECT date '1999-08-01';
SELECT date '99 01 08';
SELECT date '1999 01 08';
SELECT date '08 01 99';
SELECT date '08 01 1999';
SELECT date '01 08 99';
SELECT date '01 08 1999';
SELECT date '99 08 01';
SELECT date '1999 08 01';
RESET datestyle;
--
-- Simple math
-- Leave most of it for the horology tests
--
SELECT f1 - date '2000-01-01' AS "Days From 2K" FROM DATE_TBL;
SELECT f1 - date 'epoch' AS "Days From Epoch" FROM DATE_TBL;
SELECT date 'yesterday' - date 'today' AS "One day";
SELECT date 'today' - date 'tomorrow' AS "One day";
SELECT date 'yesterday' - date 'tomorrow' AS "Two days";
SELECT date 'tomorrow' - date 'today' AS "One day";
SELECT date 'today' - date 'yesterday' AS "One day";
SELECT date 'tomorrow' - date 'yesterday' AS "Two days";
--
-- test extract!
--
-- century
--
SELECT EXTRACT(CENTURY FROM DATE '0101-12-31 BC'); -- -2
SELECT EXTRACT(CENTURY FROM DATE '0100-12-31 BC'); -- -1
SELECT EXTRACT(CENTURY FROM DATE '0001-12-31 BC'); -- -1
SELECT EXTRACT(CENTURY FROM DATE '0001-01-01'); -- 1
SELECT EXTRACT(CENTURY FROM DATE '0001-01-01 AD'); -- 1
SELECT EXTRACT(CENTURY FROM DATE '1900-12-31'); -- 19
SELECT EXTRACT(CENTURY FROM DATE '1901-01-01'); -- 20
SELECT EXTRACT(CENTURY FROM DATE '2000-12-31'); -- 20
SELECT EXTRACT(CENTURY FROM DATE '2001-01-01'); -- 21
SELECT EXTRACT(CENTURY FROM CURRENT_DATE)>=21 AS True; -- true
--
-- millennium
--
SELECT EXTRACT(MILLENNIUM FROM DATE '0001-12-31 BC'); -- -1
SELECT EXTRACT(MILLENNIUM FROM DATE '0001-01-01 AD'); -- 1
SELECT EXTRACT(MILLENNIUM FROM DATE '1000-12-31'); -- 1
SELECT EXTRACT(MILLENNIUM FROM DATE '1001-01-01'); -- 2
SELECT EXTRACT(MILLENNIUM FROM DATE '2000-12-31'); -- 2
SELECT EXTRACT(MILLENNIUM FROM DATE '2001-01-01'); -- 3
-- next test to be fixed on the turn of the next millennium;-)
SELECT EXTRACT(MILLENNIUM FROM CURRENT_DATE); -- 3
--
-- decade
--
SELECT EXTRACT(DECADE FROM DATE '1994-12-25'); -- 199
SELECT EXTRACT(DECADE FROM DATE '0010-01-01'); -- 1
SELECT EXTRACT(DECADE FROM DATE '0009-12-31'); -- 0
SELECT EXTRACT(DECADE FROM DATE '0001-01-01 BC'); -- 0
SELECT EXTRACT(DECADE FROM DATE '0002-12-31 BC'); -- -1
SELECT EXTRACT(DECADE FROM DATE '0011-01-01 BC'); -- -1
SELECT EXTRACT(DECADE FROM DATE '0012-12-31 BC'); -- -2
--
-- some other types:
--
-- on a timestamp.
SELECT EXTRACT(CENTURY FROM NOW())>=21 AS True; -- true
SELECT EXTRACT(CENTURY FROM TIMESTAMP '1970-03-20 04:30:00.00000'); -- 20
-- on an interval
SELECT EXTRACT(CENTURY FROM INTERVAL '100 y'); -- 1
SELECT EXTRACT(CENTURY FROM INTERVAL '99 y'); -- 0
SELECT EXTRACT(CENTURY FROM INTERVAL '-99 y'); -- 0
SELECT EXTRACT(CENTURY FROM INTERVAL '-100 y'); -- -1
--
-- test trunc function!
--
SELECT DATE_TRUNC('MILLENNIUM', TIMESTAMP '1970-03-20 04:30:00.00000'); -- 1001
SELECT DATE_TRUNC('MILLENNIUM', DATE '1970-03-20'); -- 1001-01-01
SELECT DATE_TRUNC('CENTURY', TIMESTAMP '1970-03-20 04:30:00.00000'); -- 1901
SELECT DATE_TRUNC('CENTURY', DATE '1970-03-20'); -- 1901
SELECT DATE_TRUNC('CENTURY', DATE '2004-08-10'); -- 2001-01-01
SELECT DATE_TRUNC('CENTURY', DATE '0002-02-04'); -- 0001-01-01
SELECT DATE_TRUNC('CENTURY', DATE '0055-08-10 BC'); -- 0100-01-01 BC
SELECT DATE_TRUNC('DECADE', DATE '1993-12-25'); -- 1990-01-01
SELECT DATE_TRUNC('DECADE', DATE '0004-12-25'); -- 0001-01-01 BC
SELECT DATE_TRUNC('DECADE', DATE '0002-12-31 BC'); -- 0011-01-01 BC
--
-- test infinity
--
select 'infinity'::date, '-infinity'::date;
select 'infinity'::date > 'today'::date as t;
select '-infinity'::date < 'today'::date as t;
select isfinite('infinity'::date), isfinite('-infinity'::date), isfinite('today'::date);

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--
-- TIMESTAMP
--
CREATE FOREIGN TABLE TIMESTAMP_TBL (d1 timestamp without time zone primary key);
-- Test shorthand input values
-- We can't just "select" the results since they aren't constants; test for
-- equality instead. We can do that by running the test inside a transaction
-- block, within which the value of 'now' shouldn't change. We also check
-- that 'now' *does* change over a reasonable interval such as 100 msec.
-- NOTE: it is possible for this part of the test to fail if the transaction
-- block is entered exactly at local midnight; then 'now' and 'today' have
-- the same values and the counts will come out different.
INSERT INTO TIMESTAMP_TBL VALUES ('now');
SELECT pg_sleep(0.1);
INSERT INTO TIMESTAMP_TBL VALUES ('now');
INSERT INTO TIMESTAMP_TBL VALUES ('today');
INSERT INTO TIMESTAMP_TBL VALUES ('yesterday');
INSERT INTO TIMESTAMP_TBL VALUES ('tomorrow');
-- time zone should be ignored by this data type
INSERT INTO TIMESTAMP_TBL VALUES ('Mon Feb 10 00:00:00 1997');
INSERT INTO TIMESTAMP_TBL VALUES ('Mon Feb 10 00:00:00 1997 EST');
INSERT INTO TIMESTAMP_TBL VALUES ('Mon Feb 10 00:00:00 1997 zulu');
SELECT count(*) AS One FROM TIMESTAMP_TBL WHERE d1 = timestamp without time zone 'today';
SELECT count(*) AS Three FROM TIMESTAMP_TBL WHERE d1 = timestamp without time zone 'tomorrow';
SELECT count(*) AS One FROM TIMESTAMP_TBL WHERE d1 = timestamp without time zone 'yesterday';
SELECT count(*) AS One FROM TIMESTAMP_TBL WHERE d1 = timestamp without time zone 'now';
DELETE FROM TIMESTAMP_TBL;
-- verify uniform transaction time within transaction block
INSERT INTO TIMESTAMP_TBL VALUES ('now');
SELECT pg_sleep(0.1);
INSERT INTO TIMESTAMP_TBL VALUES ('now');
SELECT pg_sleep(0.1);
SELECT count(*) AS two FROM TIMESTAMP_TBL WHERE d1 = timestamp without time zone 'now';
DELETE FROM TIMESTAMP_TBL;
-- Special values
INSERT INTO TIMESTAMP_TBL VALUES ('-infinity');
INSERT INTO TIMESTAMP_TBL VALUES ('infinity');
INSERT INTO TIMESTAMP_TBL VALUES ('epoch');
-- Obsolete special values
INSERT INTO TIMESTAMP_TBL VALUES ('invalid');
INSERT INTO TIMESTAMP_TBL VALUES ('undefined');
INSERT INTO TIMESTAMP_TBL VALUES ('current');
-- Postgres v6.0 standard output format
INSERT INTO TIMESTAMP_TBL VALUES ('Mon Feb 10 17:32:01 1997 PST');
-- Variations on Postgres v6.1 standard output format
INSERT INTO TIMESTAMP_TBL VALUES ('Mon Feb 10 17:32:01.000001 1997 PST');
INSERT INTO TIMESTAMP_TBL VALUES ('Mon Feb 10 17:32:01.999999 1997 PST');
INSERT INTO TIMESTAMP_TBL VALUES ('Mon Feb 10 17:32:01.4 1997 PST');
INSERT INTO TIMESTAMP_TBL VALUES ('Mon Feb 10 17:32:01.5 1997 PST');
INSERT INTO TIMESTAMP_TBL VALUES ('Mon Feb 10 17:32:01.6 1997 PST');
-- ISO 8601 format
INSERT INTO TIMESTAMP_TBL VALUES ('1997-01-02');
INSERT INTO TIMESTAMP_TBL VALUES ('1997-01-02 03:04:05');
INSERT INTO TIMESTAMP_TBL VALUES ('1997-02-10 17:32:01-08');
INSERT INTO TIMESTAMP_TBL VALUES ('1997-02-10 17:32:01-0800');
INSERT INTO TIMESTAMP_TBL VALUES ('1997-02-10 17:32:01 -08:00');
INSERT INTO TIMESTAMP_TBL VALUES ('19970210 173201 -0800');
INSERT INTO TIMESTAMP_TBL VALUES ('1997-06-10 17:32:01 -07:00');
INSERT INTO TIMESTAMP_TBL VALUES ('2001-09-22T18:19:20');
-- POSIX format (note that the timezone abbrev is just decoration here)
INSERT INTO TIMESTAMP_TBL VALUES ('2000-03-15 08:14:01 GMT+8');
INSERT INTO TIMESTAMP_TBL VALUES ('2000-03-15 13:14:02 GMT-1');
INSERT INTO TIMESTAMP_TBL VALUES ('2000-03-15 12:14:03 GMT-2');
INSERT INTO TIMESTAMP_TBL VALUES ('2000-03-15 03:14:04 PST+8');
INSERT INTO TIMESTAMP_TBL VALUES ('2000-03-15 02:14:05 MST+7:00');
-- Variations for acceptable input formats
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 10 17:32:01 1997 -0800');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 10 17:32:01 1997');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 10 5:32PM 1997');
INSERT INTO TIMESTAMP_TBL VALUES ('1997/02/10 17:32:01-0800');
INSERT INTO TIMESTAMP_TBL VALUES ('1997-02-10 17:32:01 PST');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb-10-1997 17:32:01 PST');
INSERT INTO TIMESTAMP_TBL VALUES ('02-10-1997 17:32:01 PST');
INSERT INTO TIMESTAMP_TBL VALUES ('19970210 173201 PST');
set datestyle to ymd;
INSERT INTO TIMESTAMP_TBL VALUES ('97FEB10 5:32:01PM UTC');
INSERT INTO TIMESTAMP_TBL VALUES ('97/02/10 17:32:01 UTC');
reset datestyle;
INSERT INTO TIMESTAMP_TBL VALUES ('1997.041 17:32:01 UTC');
INSERT INTO TIMESTAMP_TBL VALUES ('19970210 173201 America/New_York');
-- this fails (even though TZ is a no-op, we still look it up)
INSERT INTO TIMESTAMP_TBL VALUES ('19970710 173201 America/Does_not_exist');
-- Check date conversion and date arithmetic
INSERT INTO TIMESTAMP_TBL VALUES ('1997-06-10 18:32:01 PDT');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 10 17:32:01 1997');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 11 17:32:01 1997');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 12 17:32:01 1997');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 13 17:32:01 1997');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 14 17:32:01 1997');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 15 17:32:01 1997');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 16 17:32:01 1997');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 16 17:32:01 0097 BC');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 16 17:32:01 0097');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 16 17:32:01 0597');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 16 17:32:01 1097');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 16 17:32:01 1697');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 16 17:32:01 1797');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 16 17:32:01 1897');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 16 17:32:01 1997');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 16 17:32:01 2097');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 28 17:32:01 1996');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 29 17:32:01 1996');
INSERT INTO TIMESTAMP_TBL VALUES ('Mar 01 17:32:01 1996');
INSERT INTO TIMESTAMP_TBL VALUES ('Dec 30 17:32:01 1996');
INSERT INTO TIMESTAMP_TBL VALUES ('Dec 31 17:32:01 1996');
INSERT INTO TIMESTAMP_TBL VALUES ('Jan 01 17:32:01 1997');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 28 17:32:01 1997');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 29 17:32:01 1997');
INSERT INTO TIMESTAMP_TBL VALUES ('Mar 01 17:32:01 1997');
INSERT INTO TIMESTAMP_TBL VALUES ('Dec 30 17:32:01 1997');
INSERT INTO TIMESTAMP_TBL VALUES ('Dec 31 17:32:01 1997');
INSERT INTO TIMESTAMP_TBL VALUES ('Dec 31 17:32:01 1999');
INSERT INTO TIMESTAMP_TBL VALUES ('Jan 01 17:32:01 2000');
INSERT INTO TIMESTAMP_TBL VALUES ('Dec 31 17:32:01 2000');
INSERT INTO TIMESTAMP_TBL VALUES ('Jan 01 17:32:01 2001');
-- Currently unsupported syntax and ranges
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 16 17:32:01 -0097');
INSERT INTO TIMESTAMP_TBL VALUES ('Feb 16 17:32:01 5097 BC');
SELECT '' AS "64", d1 FROM TIMESTAMP_TBL;
-- Demonstrate functions and operators
SELECT '' AS "48", d1 FROM TIMESTAMP_TBL
WHERE d1 > timestamp without time zone '1997-01-02';
SELECT '' AS "15", d1 FROM TIMESTAMP_TBL
WHERE d1 < timestamp without time zone '1997-01-02';
SELECT '' AS one, d1 FROM TIMESTAMP_TBL
WHERE d1 = timestamp without time zone '1997-01-02';
SELECT '' AS "63", d1 FROM TIMESTAMP_TBL
WHERE d1 != timestamp without time zone '1997-01-02';
SELECT '' AS "16", d1 FROM TIMESTAMP_TBL
WHERE d1 <= timestamp without time zone '1997-01-02';
SELECT '' AS "49", d1 FROM TIMESTAMP_TBL
WHERE d1 >= timestamp without time zone '1997-01-02';
SELECT '' AS "54", d1 - timestamp without time zone '1997-01-02' AS diff
FROM TIMESTAMP_TBL WHERE d1 BETWEEN '1902-01-01' AND '2038-01-01';
SELECT '' AS date_trunc_week, date_trunc( 'week', timestamp '2004-02-29 15:44:17.71393' ) AS week_trunc;
-- Test casting within a BETWEEN qualifier
SELECT '' AS "54", d1 - timestamp without time zone '1997-01-02' AS diff
FROM TIMESTAMP_TBL
WHERE d1 BETWEEN timestamp without time zone '1902-01-01'
AND timestamp without time zone '2038-01-01';
SELECT '' AS "54", d1 as "timestamp",
date_part( 'year', d1) AS year, date_part( 'month', d1) AS month,
date_part( 'day', d1) AS day, date_part( 'hour', d1) AS hour,
date_part( 'minute', d1) AS minute, date_part( 'second', d1) AS second
FROM TIMESTAMP_TBL WHERE d1 BETWEEN '1902-01-01' AND '2038-01-01';
SELECT '' AS "54", d1 as "timestamp",
date_part( 'quarter', d1) AS quarter, date_part( 'msec', d1) AS msec,
date_part( 'usec', d1) AS usec
FROM TIMESTAMP_TBL WHERE d1 BETWEEN '1902-01-01' AND '2038-01-01';
SELECT '' AS "54", d1 as "timestamp",
date_part( 'isoyear', d1) AS isoyear, date_part( 'week', d1) AS week,
date_part( 'dow', d1) AS dow
FROM TIMESTAMP_TBL WHERE d1 BETWEEN '1902-01-01' AND '2038-01-01';
-- TO_CHAR()
SELECT '' AS to_char_1, to_char(d1, 'DAY Day day DY Dy dy MONTH Month month RM MON Mon mon')
FROM TIMESTAMP_TBL;
SELECT '' AS to_char_2, to_char(d1, 'FMDAY FMDay FMday FMMONTH FMMonth FMmonth FMRM')
FROM TIMESTAMP_TBL;
SELECT '' AS to_char_3, to_char(d1, 'Y,YYY YYYY YYY YY Y CC Q MM WW DDD DD D J')
FROM TIMESTAMP_TBL;
SELECT '' AS to_char_4, to_char(d1, 'FMY,YYY FMYYYY FMYYY FMYY FMY FMCC FMQ FMMM FMWW FMDDD FMDD FMD FMJ')
FROM TIMESTAMP_TBL;
SELECT '' AS to_char_5, to_char(d1, 'HH HH12 HH24 MI SS SSSS')
FROM TIMESTAMP_TBL;
SELECT '' AS to_char_6, to_char(d1, E'"HH:MI:SS is" HH:MI:SS "\\"text between quote marks\\""')
FROM TIMESTAMP_TBL;
SELECT '' AS to_char_7, to_char(d1, 'HH24--text--MI--text--SS')
FROM TIMESTAMP_TBL;
SELECT '' AS to_char_8, to_char(d1, 'YYYYTH YYYYth Jth')
FROM TIMESTAMP_TBL;
SELECT '' AS to_char_9, to_char(d1, 'YYYY A.D. YYYY a.d. YYYY bc HH:MI:SS P.M. HH:MI:SS p.m. HH:MI:SS pm')
FROM TIMESTAMP_TBL;
SELECT '' AS to_char_10, to_char(d1, 'IYYY IYY IY I IW IDDD ID')
FROM TIMESTAMP_TBL;
SELECT '' AS to_char_11, to_char(d1, 'FMIYYY FMIYY FMIY FMI FMIW FMIDDD FMID')
FROM TIMESTAMP_TBL;

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--
-- TIMESTAMPTZ
--
CREATE FOREIGN TABLE TIMESTAMPTZ_TBL (d1 timestamp with time zone primary key);
-- Test shorthand input values
-- We can't just "select" the results since they aren't constants; test for
-- equality instead. We can do that by running the test inside a transaction
-- block, within which the value of 'now' shouldn't change. We also check
-- that 'now' *does* change over a reasonable interval such as 100 msec.
-- NOTE: it is possible for this part of the test to fail if the transaction
-- block is entered exactly at local midnight; then 'now' and 'today' have
-- the same values and the counts will come out different.
INSERT INTO TIMESTAMPTZ_TBL VALUES ('now');
SELECT pg_sleep(0.1);
INSERT INTO TIMESTAMPTZ_TBL VALUES ('now');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('today');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('yesterday');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('tomorrow');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('tomorrow EST');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('tomorrow zulu');
SELECT count(*) AS One FROM TIMESTAMPTZ_TBL WHERE d1 = timestamp with time zone 'today';
SELECT count(*) AS One FROM TIMESTAMPTZ_TBL WHERE d1 = timestamp with time zone 'tomorrow';
SELECT count(*) AS One FROM TIMESTAMPTZ_TBL WHERE d1 = timestamp with time zone 'yesterday';
SELECT count(*) AS One FROM TIMESTAMPTZ_TBL WHERE d1 = timestamp with time zone 'now';
DELETE FROM TIMESTAMPTZ_TBL;
-- verify uniform transaction time within transaction block
INSERT INTO TIMESTAMPTZ_TBL VALUES ('now');
SELECT pg_sleep(0.1);
INSERT INTO TIMESTAMPTZ_TBL VALUES ('now');
SELECT pg_sleep(0.1);
SELECT count(*) AS two FROM TIMESTAMPTZ_TBL WHERE d1 = timestamp with time zone 'now';
DELETE FROM TIMESTAMPTZ_TBL;
-- Special values
INSERT INTO TIMESTAMPTZ_TBL VALUES ('-infinity');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('infinity');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('epoch');
-- Obsolete special values
INSERT INTO TIMESTAMPTZ_TBL VALUES ('invalid');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('undefined');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('current');
-- Postgres v6.0 standard output format
INSERT INTO TIMESTAMPTZ_TBL VALUES ('Mon Feb 10 17:32:01 1997 PST');
-- Variations on Postgres v6.1 standard output format
INSERT INTO TIMESTAMPTZ_TBL VALUES ('Mon Feb 10 17:32:01.000001 1997 PST');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('Mon Feb 10 17:32:01.999999 1997 PST');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('Mon Feb 10 17:32:01.4 1997 PST');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('Mon Feb 10 17:32:01.5 1997 PST');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('Mon Feb 10 17:32:01.6 1997 PST');
-- ISO 8601 format
INSERT INTO TIMESTAMPTZ_TBL VALUES ('1997-01-02');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('1997-01-02 03:04:05');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('1997-02-10 17:32:01-08');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('1997-02-10 17:32:01-0800');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('1997-02-10 17:32:01 -08:00');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('19970210 173201 -0800');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('1997-06-10 17:32:01 -07:00');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('2001-09-22T18:19:20');
-- POSIX format (note that the timezone abbrev is just decoration here)
INSERT INTO TIMESTAMPTZ_TBL VALUES ('2000-03-15 08:14:01 GMT+8');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('2000-03-15 13:14:02 GMT-1');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('2000-03-15 12:14:03 GMT-2');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('2000-03-15 03:14:04 PST+8');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('2000-03-15 02:14:05 MST+7:00');
-- Variations for acceptable input formats
INSERT INTO TIMESTAMPTZ_TBL VALUES ('Feb 10 17:32:01 1997 -0800');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('Feb 10 17:32:01 1997');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('Feb 10 5:32PM 1997');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('1997/02/10 17:32:01-0800');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('1997-02-10 17:32:01 PST');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('Feb-10-1997 17:32:01 PST');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('02-10-1997 17:32:01 PST');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('19970210 173201 PST');
set datestyle to ymd;
INSERT INTO TIMESTAMPTZ_TBL VALUES ('97FEB10 5:32:01PM UTC');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('97/02/10 17:32:01 UTC');
reset datestyle;
INSERT INTO TIMESTAMPTZ_TBL VALUES ('1997.041 17:32:01 UTC');
-- timestamps at different timezones
INSERT INTO TIMESTAMPTZ_TBL VALUES ('19970210 173201 America/New_York');
SELECT '19970210 173201' AT TIME ZONE 'America/New_York';
INSERT INTO TIMESTAMPTZ_TBL VALUES ('19970710 173201 America/New_York');
SELECT '19970710 173201' AT TIME ZONE 'America/New_York';
INSERT INTO TIMESTAMPTZ_TBL VALUES ('19970710 173201 America/Does_not_exist');
SELECT '19970710 173201' AT TIME ZONE 'America/Does_not_exist';
-- Daylight saving time for timestamps beyond 32-bit time_t range.
SELECT '20500710 173201 Europe/Helsinki'::timestamptz; -- DST
SELECT '20500110 173201 Europe/Helsinki'::timestamptz; -- non-DST
SELECT '205000-07-10 17:32:01 Europe/Helsinki'::timestamptz; -- DST
SELECT '205000-01-10 17:32:01 Europe/Helsinki'::timestamptz; -- non-DST
-- Check date conversion and date arithmetic
INSERT INTO TIMESTAMPTZ_TBL VALUES ('1997-06-10 18:32:01 PDT');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('Feb 10 17:32:01 1997');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('Feb 11 17:32:01 1997');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('Feb 12 17:32:01 1997');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('Feb 13 17:32:01 1997');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('Feb 14 17:32:01 1997');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('Feb 15 17:32:01 1997');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('Feb 16 17:32:01 1997');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('Feb 16 17:32:01 0097 BC');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('Feb 16 17:32:01 0097');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('Feb 16 17:32:01 0597');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('Feb 16 17:32:01 1097');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('Feb 16 17:32:01 1697');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('Feb 16 17:32:01 1797');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('Feb 16 17:32:01 1897');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('Feb 16 17:32:01 1997');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('Feb 16 17:32:01 2097');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('Feb 28 17:32:01 1996');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('Feb 29 17:32:01 1996');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('Mar 01 17:32:01 1996');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('Dec 30 17:32:01 1996');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('Dec 31 17:32:01 1996');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('Jan 01 17:32:01 1997');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('Feb 28 17:32:01 1997');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('Feb 29 17:32:01 1997');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('Mar 01 17:32:01 1997');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('Dec 30 17:32:01 1997');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('Dec 31 17:32:01 1997');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('Dec 31 17:32:01 1999');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('Jan 01 17:32:01 2000');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('Dec 31 17:32:01 2000');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('Jan 01 17:32:01 2001');
-- Currently unsupported syntax and ranges
INSERT INTO TIMESTAMPTZ_TBL VALUES ('Feb 16 17:32:01 -0097');
INSERT INTO TIMESTAMPTZ_TBL VALUES ('Feb 16 17:32:01 5097 BC');
-- Alternative field order that we've historically supported (sort of)
-- with regular and POSIXy timezone specs
SELECT 'Wed Jul 11 10:51:14 America/New_York 2001'::timestamptz;
SELECT 'Wed Jul 11 10:51:14 GMT-4 2001'::timestamptz;
SELECT 'Wed Jul 11 10:51:14 GMT+4 2001'::timestamptz;
SELECT 'Wed Jul 11 10:51:14 PST-03:00 2001'::timestamptz;
SELECT 'Wed Jul 11 10:51:14 PST+03:00 2001'::timestamptz;
SELECT '' AS "64", d1 FROM TIMESTAMPTZ_TBL;
-- Demonstrate functions and operators
SELECT '' AS "48", d1 FROM TIMESTAMPTZ_TBL
WHERE d1 > timestamp with time zone '1997-01-02';
SELECT '' AS "15", d1 FROM TIMESTAMPTZ_TBL
WHERE d1 < timestamp with time zone '1997-01-02';
SELECT '' AS one, d1 FROM TIMESTAMPTZ_TBL
WHERE d1 = timestamp with time zone '1997-01-02';
SELECT '' AS "63", d1 FROM TIMESTAMPTZ_TBL
WHERE d1 != timestamp with time zone '1997-01-02';
SELECT '' AS "16", d1 FROM TIMESTAMPTZ_TBL
WHERE d1 <= timestamp with time zone '1997-01-02';
SELECT '' AS "49", d1 FROM TIMESTAMPTZ_TBL
WHERE d1 >= timestamp with time zone '1997-01-02';
SELECT '' AS "54", d1 - timestamp with time zone '1997-01-02' AS diff
FROM TIMESTAMPTZ_TBL WHERE d1 BETWEEN '1902-01-01' AND '2038-01-01';
SELECT '' AS date_trunc_week, date_trunc( 'week', timestamp with time zone '2004-02-29 15:44:17.71393' ) AS week_trunc;
-- Test casting within a BETWEEN qualifier
SELECT '' AS "54", d1 - timestamp with time zone '1997-01-02' AS diff
FROM TIMESTAMPTZ_TBL
WHERE d1 BETWEEN timestamp with time zone '1902-01-01' AND timestamp with time zone '2038-01-01';
SELECT '' AS "54", d1 as timestamptz,
date_part( 'year', d1) AS year, date_part( 'month', d1) AS month,
date_part( 'day', d1) AS day, date_part( 'hour', d1) AS hour,
date_part( 'minute', d1) AS minute, date_part( 'second', d1) AS second
FROM TIMESTAMPTZ_TBL WHERE d1 BETWEEN '1902-01-01' AND '2038-01-01';
SELECT '' AS "54", d1 as timestamptz,
date_part( 'quarter', d1) AS quarter, date_part( 'msec', d1) AS msec,
date_part( 'usec', d1) AS usec
FROM TIMESTAMPTZ_TBL WHERE d1 BETWEEN '1902-01-01' AND '2038-01-01';
SELECT '' AS "54", d1 as timestamptz,
date_part( 'isoyear', d1) AS isoyear, date_part( 'week', d1) AS week,
date_part( 'dow', d1) AS dow
FROM TIMESTAMPTZ_TBL WHERE d1 BETWEEN '1902-01-01' AND '2038-01-01';
-- TO_CHAR()
SELECT '' AS to_char_1, to_char(d1, 'DAY Day day DY Dy dy MONTH Month month RM MON Mon mon')
FROM TIMESTAMPTZ_TBL;
SELECT '' AS to_char_2, to_char(d1, 'FMDAY FMDay FMday FMMONTH FMMonth FMmonth FMRM')
FROM TIMESTAMPTZ_TBL;
SELECT '' AS to_char_3, to_char(d1, 'Y,YYY YYYY YYY YY Y CC Q MM WW DDD DD D J')
FROM TIMESTAMPTZ_TBL;
SELECT '' AS to_char_4, to_char(d1, 'FMY,YYY FMYYYY FMYYY FMYY FMY FMCC FMQ FMMM FMWW FMDDD FMDD FMD FMJ')
FROM TIMESTAMPTZ_TBL;
SELECT '' AS to_char_5, to_char(d1, 'HH HH12 HH24 MI SS SSSS')
FROM TIMESTAMPTZ_TBL;
SELECT '' AS to_char_6, to_char(d1, E'"HH:MI:SS is" HH:MI:SS "\\"text between quote marks\\""')
FROM TIMESTAMPTZ_TBL;
SELECT '' AS to_char_7, to_char(d1, 'HH24--text--MI--text--SS')
FROM TIMESTAMPTZ_TBL;
SELECT '' AS to_char_8, to_char(d1, 'YYYYTH YYYYth Jth')
FROM TIMESTAMPTZ_TBL;
SELECT '' AS to_char_9, to_char(d1, 'YYYY A.D. YYYY a.d. YYYY bc HH:MI:SS P.M. HH:MI:SS p.m. HH:MI:SS pm')
FROM TIMESTAMPTZ_TBL;
SELECT '' AS to_char_10, to_char(d1, 'IYYY IYY IY I IW IDDD ID')
FROM TIMESTAMPTZ_TBL;
SELECT '' AS to_char_11, to_char(d1, 'FMIYYY FMIYY FMIY FMI FMIW FMIDDD FMID')
FROM TIMESTAMPTZ_TBL;
--
-- Test behavior with a dynamic (time-varying) timezone abbreviation.
-- These tests rely on the knowledge that MSK (Europe/Moscow standard time)
-- moved forwards in Mar 2011 and backwards again in Oct 2014.
--
SET TimeZone to 'UTC';
SELECT '2011-03-27 00:00:00 Europe/Moscow'::timestamptz;
SELECT '2011-03-27 01:00:00 Europe/Moscow'::timestamptz;
SELECT '2011-03-27 01:59:59 Europe/Moscow'::timestamptz;
SELECT '2011-03-27 02:00:00 Europe/Moscow'::timestamptz;
SELECT '2011-03-27 02:00:01 Europe/Moscow'::timestamptz;
SELECT '2011-03-27 02:59:59 Europe/Moscow'::timestamptz;
SELECT '2011-03-27 03:00:00 Europe/Moscow'::timestamptz;
SELECT '2011-03-27 03:00:01 Europe/Moscow'::timestamptz;
SELECT '2011-03-27 04:00:00 Europe/Moscow'::timestamptz;
SELECT '2011-03-27 00:00:00 MSK'::timestamptz;
SELECT '2011-03-27 01:00:00 MSK'::timestamptz;
SELECT '2011-03-27 01:59:59 MSK'::timestamptz;
SELECT '2011-03-27 02:00:00 MSK'::timestamptz;
SELECT '2011-03-27 02:00:01 MSK'::timestamptz;
SELECT '2011-03-27 02:59:59 MSK'::timestamptz;
SELECT '2011-03-27 03:00:00 MSK'::timestamptz;
SELECT '2011-03-27 03:00:01 MSK'::timestamptz;
SELECT '2011-03-27 04:00:00 MSK'::timestamptz;
SELECT '2014-10-26 00:00:00 Europe/Moscow'::timestamptz;
SELECT '2014-10-26 00:59:59 Europe/Moscow'::timestamptz;
SELECT '2014-10-26 01:00:00 Europe/Moscow'::timestamptz;
SELECT '2014-10-26 01:00:01 Europe/Moscow'::timestamptz;
SELECT '2014-10-26 02:00:00 Europe/Moscow'::timestamptz;
SELECT '2014-10-26 00:00:00 MSK'::timestamptz;
SELECT '2014-10-26 00:59:59 MSK'::timestamptz;
SELECT '2014-10-26 01:00:00 MSK'::timestamptz;
SELECT '2014-10-26 01:00:01 MSK'::timestamptz;
SELECT '2014-10-26 02:00:00 MSK'::timestamptz;
SELECT '2011-03-27 00:00:00'::timestamp AT TIME ZONE 'Europe/Moscow';
SELECT '2011-03-27 01:00:00'::timestamp AT TIME ZONE 'Europe/Moscow';
SELECT '2011-03-27 01:59:59'::timestamp AT TIME ZONE 'Europe/Moscow';
SELECT '2011-03-27 02:00:00'::timestamp AT TIME ZONE 'Europe/Moscow';
SELECT '2011-03-27 02:00:01'::timestamp AT TIME ZONE 'Europe/Moscow';
SELECT '2011-03-27 02:59:59'::timestamp AT TIME ZONE 'Europe/Moscow';
SELECT '2011-03-27 03:00:00'::timestamp AT TIME ZONE 'Europe/Moscow';
SELECT '2011-03-27 03:00:01'::timestamp AT TIME ZONE 'Europe/Moscow';
SELECT '2011-03-27 04:00:00'::timestamp AT TIME ZONE 'Europe/Moscow';
SELECT '2011-03-27 00:00:00'::timestamp AT TIME ZONE 'MSK';
SELECT '2011-03-27 01:00:00'::timestamp AT TIME ZONE 'MSK';
SELECT '2011-03-27 01:59:59'::timestamp AT TIME ZONE 'MSK';
SELECT '2011-03-27 02:00:00'::timestamp AT TIME ZONE 'MSK';
SELECT '2011-03-27 02:00:01'::timestamp AT TIME ZONE 'MSK';
SELECT '2011-03-27 02:59:59'::timestamp AT TIME ZONE 'MSK';
SELECT '2011-03-27 03:00:00'::timestamp AT TIME ZONE 'MSK';
SELECT '2011-03-27 03:00:01'::timestamp AT TIME ZONE 'MSK';
SELECT '2011-03-27 04:00:00'::timestamp AT TIME ZONE 'MSK';
SELECT '2014-10-26 00:00:00'::timestamp AT TIME ZONE 'Europe/Moscow';
SELECT '2014-10-26 00:59:59'::timestamp AT TIME ZONE 'Europe/Moscow';
SELECT '2014-10-26 01:00:00'::timestamp AT TIME ZONE 'Europe/Moscow';
SELECT '2014-10-26 01:00:01'::timestamp AT TIME ZONE 'Europe/Moscow';
SELECT '2014-10-26 02:00:00'::timestamp AT TIME ZONE 'Europe/Moscow';
SELECT '2014-10-26 00:00:00'::timestamp AT TIME ZONE 'MSK';
SELECT '2014-10-26 00:59:59'::timestamp AT TIME ZONE 'MSK';
SELECT '2014-10-26 01:00:00'::timestamp AT TIME ZONE 'MSK';
SELECT '2014-10-26 01:00:01'::timestamp AT TIME ZONE 'MSK';
SELECT '2014-10-26 02:00:00'::timestamp AT TIME ZONE 'MSK';
SET TimeZone to 'Europe/Moscow';
SELECT '2011-03-26 21:00:00 UTC'::timestamptz;
SELECT '2011-03-26 22:00:00 UTC'::timestamptz;
SELECT '2011-03-26 22:59:59 UTC'::timestamptz;
SELECT '2011-03-26 23:00:00 UTC'::timestamptz;
SELECT '2011-03-26 23:00:01 UTC'::timestamptz;
SELECT '2011-03-26 23:59:59 UTC'::timestamptz;
SELECT '2011-03-27 00:00:00 UTC'::timestamptz;
SELECT '2014-10-25 21:00:00 UTC'::timestamptz;
SELECT '2014-10-25 21:59:59 UTC'::timestamptz;
SELECT '2014-10-25 22:00:00 UTC'::timestamptz;
SELECT '2014-10-25 22:00:01 UTC'::timestamptz;
SELECT '2014-10-25 23:00:00 UTC'::timestamptz;
RESET TimeZone;
SELECT '2011-03-26 21:00:00 UTC'::timestamptz AT TIME ZONE 'Europe/Moscow';
SELECT '2011-03-26 22:00:00 UTC'::timestamptz AT TIME ZONE 'Europe/Moscow';
SELECT '2011-03-26 22:59:59 UTC'::timestamptz AT TIME ZONE 'Europe/Moscow';
SELECT '2011-03-26 23:00:00 UTC'::timestamptz AT TIME ZONE 'Europe/Moscow';
SELECT '2011-03-26 23:00:01 UTC'::timestamptz AT TIME ZONE 'Europe/Moscow';
SELECT '2011-03-26 23:59:59 UTC'::timestamptz AT TIME ZONE 'Europe/Moscow';
SELECT '2011-03-27 00:00:00 UTC'::timestamptz AT TIME ZONE 'Europe/Moscow';
SELECT '2014-10-25 21:00:00 UTC'::timestamptz AT TIME ZONE 'Europe/Moscow';
SELECT '2014-10-25 21:59:59 UTC'::timestamptz AT TIME ZONE 'Europe/Moscow';
SELECT '2014-10-25 22:00:00 UTC'::timestamptz AT TIME ZONE 'Europe/Moscow';
SELECT '2014-10-25 22:00:01 UTC'::timestamptz AT TIME ZONE 'Europe/Moscow';
SELECT '2014-10-25 23:00:00 UTC'::timestamptz AT TIME ZONE 'Europe/Moscow';
SELECT '2011-03-26 21:00:00 UTC'::timestamptz AT TIME ZONE 'MSK';
SELECT '2011-03-26 22:00:00 UTC'::timestamptz AT TIME ZONE 'MSK';
SELECT '2011-03-26 22:59:59 UTC'::timestamptz AT TIME ZONE 'MSK';
SELECT '2011-03-26 23:00:00 UTC'::timestamptz AT TIME ZONE 'MSK';
SELECT '2011-03-26 23:00:01 UTC'::timestamptz AT TIME ZONE 'MSK';
SELECT '2011-03-26 23:59:59 UTC'::timestamptz AT TIME ZONE 'MSK';
SELECT '2011-03-27 00:00:00 UTC'::timestamptz AT TIME ZONE 'MSK';
SELECT '2014-10-25 21:00:00 UTC'::timestamptz AT TIME ZONE 'MSK';
SELECT '2014-10-25 21:59:59 UTC'::timestamptz AT TIME ZONE 'MSK';
SELECT '2014-10-25 22:00:00 UTC'::timestamptz AT TIME ZONE 'MSK';
SELECT '2014-10-25 22:00:01 UTC'::timestamptz AT TIME ZONE 'MSK';
SELECT '2014-10-25 23:00:00 UTC'::timestamptz AT TIME ZONE 'MSK';
--
-- Test that the pg_timezone_names and pg_timezone_abbrevs views are
-- more-or-less working. We can't test their contents in any great detail
-- without the outputs changing anytime IANA updates the underlying data,
-- but it seems reasonable to expect at least one entry per major meridian.
-- (At the time of writing, the actual counts are around 38 because of
-- zones using fractional GMT offsets, so this is a pretty loose test.)
--
select count(distinct utc_offset) >= 24 as ok from pg_timezone_names;
select count(distinct utc_offset) >= 24 as ok from pg_timezone_abbrevs;
-- Let's check the non-default timezone abbreviation sets, too
set timezone_abbreviations = 'Australia';
select count(distinct utc_offset) >= 24 as ok from pg_timezone_abbrevs;
set timezone_abbreviations = 'India';
select count(distinct utc_offset) >= 24 as ok from pg_timezone_abbrevs;