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4
docs/en/sql-reference/aggregate-functions/reference/largestTriangleThreeBuckets.md
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@ -24,6 +24,8 @@ Alias: `lttb`.
- `x` — x coordinate. [Integer](../../../sql-reference/data-types/int-uint.md) , [Float](../../../sql-reference/data-types/float.md) , [Decimal](../../../sql-reference/data-types/decimal.md) , [Date](../../../sql-reference/data-types/date.md), [Date32](../../../sql-reference/data-types/date32.md), [DateTime](../../../sql-reference/data-types/datetime.md), [DateTime64](../../../sql-reference/data-types/datetime64.md).
- `y` — y coordinate. [Integer](../../../sql-reference/data-types/int-uint.md) , [Float](../../../sql-reference/data-types/float.md) , [Decimal](../../../sql-reference/data-types/decimal.md) , [Date](../../../sql-reference/data-types/date.md), [Date32](../../../sql-reference/data-types/date32.md), [DateTime](../../../sql-reference/data-types/datetime.md), [DateTime64](../../../sql-reference/data-types/datetime64.md).
NaNs are ignored in the provided series, meaning that any NaN values will be excluded from the analysis. This ensures that the function operates only on valid numerical data.
**Parameters**
- `n` — number of points in the resulting series. [UInt64](../../../sql-reference/data-types/int-uint.md).
@ -61,7 +63,7 @@ Result:
``` text
┌────────largestTriangleThreeBuckets(4)(x, y)───────────┐
│ [(1,10),(3,15),(5,40),(10,70)] │
│ [(1,10),(3,15),(9,55),(10,70)] │
└───────────────────────────────────────────────────────┘
```

197
docs/en/sql-reference/functions/type-conversion-functions.md
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@ -2423,11 +2423,7 @@ Result:
## toUnixTimestamp64Milli
## toUnixTimestamp64Micro
## toUnixTimestamp64Nano
Converts a `DateTime64` to a `Int64` value with fixed sub-second precision. Input value is scaled up or down appropriately depending on it precision.
Converts a `DateTime64` to a `Int64` value with fixed millisecond precision. The input value is scaled up or down appropriately depending on its precision.
:::note
The output value is a timestamp in UTC, not in the timezone of `DateTime64`.
@ -2437,24 +2433,22 @@ The output value is a timestamp in UTC, not in the timezone of `DateTime64`.
```sql
toUnixTimestamp64Milli(value)
toUnixTimestamp64Micro(value)
toUnixTimestamp64Nano(value)
```
**Arguments**
- `value` — DateTime64 value with any precision.
- `value` — DateTime64 value with any precision. [DateTime64](../data-types/datetime64.md).
**Returned value**
- `value` converted to the `Int64` data type.
- `value` converted to the `Int64` data type. [Int64](../data-types/int-uint.md).
**Examples**
**Example**
Query:
```sql
WITH toDateTime64('2019-09-16 19:20:12.345678910', 6) AS dt64
WITH toDateTime64('2009-02-13 23:31:31.011', 3, 'UTC') AS dt64
SELECT toUnixTimestamp64Milli(dt64);
```
@ -2462,14 +2456,77 @@ Result:
```response
┌─toUnixTimestamp64Milli(dt64)─┐
│ 1568650812345 │
│ 1234567891011 │
└──────────────────────────────┘
```
## toUnixTimestamp64Micro
Converts a `DateTime64` to a `Int64` value with fixed microsecond precision. The input value is scaled up or down appropriately depending on its precision.
:::note
The output value is a timestamp in UTC, not in the timezone of `DateTime64`.
:::
**Syntax**
```sql
toUnixTimestamp64Micro(value)
```
**Arguments**
- `value` — DateTime64 value with any precision. [DateTime64](../data-types/datetime64.md).
**Returned value**
- `value` converted to the `Int64` data type. [Int64](../data-types/int-uint.md).
**Example**
Query:
``` sql
WITH toDateTime64('2019-09-16 19:20:12.345678910', 6) AS dt64
```sql
WITH toDateTime64('1970-01-15 06:56:07.891011', 6, 'UTC') AS dt64
SELECT toUnixTimestamp64Micro(dt64);
```
Result:
```response
┌─toUnixTimestamp64Micro(dt64)─┐
│ 1234567891011 │
└──────────────────────────────┘
```
## toUnixTimestamp64Nano
Converts a `DateTime64` to a `Int64` value with fixed nanosecond precision. The input value is scaled up or down appropriately depending on its precision.
:::note
The output value is a timestamp in UTC, not in the timezone of `DateTime64`.
:::
**Syntax**
```sql
toUnixTimestamp64Nano(value)
```
**Arguments**
- `value` — DateTime64 value with any precision. [DateTime64](../data-types/datetime64.md).
**Returned value**
- `value` converted to the `Int64` data type. [Int64](../data-types/int-uint.md).
**Example**
Query:
```sql
WITH toDateTime64('1970-01-01 00:20:34.567891011', 9, 'UTC') AS dt64
SELECT toUnixTimestamp64Nano(dt64);
```
@ -2477,34 +2534,32 @@ Result:
```response
┌─toUnixTimestamp64Nano(dt64)─┐
│ 1568650812345678000 │
│ 1234567891011 │
└─────────────────────────────┘
```
## fromUnixTimestamp64Milli
## fromUnixTimestamp64Micro
Converts an `Int64` to a `DateTime64` value with fixed millisecond precision and optional timezone. The input value is scaled up or down appropriately depending on its precision.
## fromUnixTimestamp64Nano
Converts an `Int64` to a `DateTime64` value with fixed sub-second precision and optional timezone. Input value is scaled up or down appropriately depending on it’s precision. Please note that input value is treated as UTC timestamp, not timestamp at given (or implicit) timezone.
:::note
Please note that input value is treated as a UTC timestamp, not timestamp at the given (or implicit) timezone.
:::
**Syntax**
``` sql
fromUnixTimestamp64Milli(value[, timezone])
fromUnixTimestamp64Micro(value[, timezone])
fromUnixTimestamp64Nano(value[, timezone])
```
**Arguments**
- `value` — `Int64` value with any precision.
- `timezone` — `String` (optional) timezone name of the result.
- `value` — value with any precision. [Int64](../data-types/int-uint.md).
- `timezone` — (optional) timezone name of the result. [String](../data-types/string.md).
**Returned value**
- `value` converted to the `DateTime64` data type.
- `value` converted to DateTime64 with precision `3`. [DateTime64](../data-types/datetime64.md).
**Example**
@ -2512,15 +2567,101 @@ Query:
``` sql
WITH CAST(1234567891011, 'Int64') AS i64
SELECT fromUnixTimestamp64Milli(i64, 'UTC');
SELECT
fromUnixTimestamp64Milli(i64, 'UTC') AS x,
toTypeName(x);
```
Result:
```response
┌─fromUnixTimestamp64Milli(i64, 'UTC')─┐
│ 2009-02-13 23:31:31.011 │
└──────────────────────────────────────┘
┌───────────────────────x─┬─toTypeName(x)────────┐
│ 2009-02-13 23:31:31.011 │ DateTime64(3, 'UTC') │
└─────────────────────────┴──────────────────────┘
```
## fromUnixTimestamp64Micro
Converts an `Int64` to a `DateTime64` value with fixed microsecond precision and optional timezone. The input value is scaled up or down appropriately depending on its precision.
:::note
Please note that input value is treated as a UTC timestamp, not timestamp at the given (or implicit) timezone.
:::
**Syntax**
``` sql
fromUnixTimestamp64Micro(value[, timezone])
```
**Arguments**
- `value` — value with any precision. [Int64](../data-types/int-uint.md).
- `timezone` — (optional) timezone name of the result. [String](../data-types/string.md).
**Returned value**
- `value` converted to DateTime64 with precision `6`. [DateTime64](../data-types/datetime64.md).
**Example**
Query:
``` sql
WITH CAST(1234567891011, 'Int64') AS i64
SELECT
fromUnixTimestamp64Micro(i64, 'UTC') AS x,
toTypeName(x);
```
Result:
```response
┌──────────────────────────x─┬─toTypeName(x)────────┐
│ 1970-01-15 06:56:07.891011 │ DateTime64(6, 'UTC') │
└────────────────────────────┴──────────────────────┘
```
## fromUnixTimestamp64Nano
Converts an `Int64` to a `DateTime64` value with fixed nanosecond precision and optional timezone. The input value is scaled up or down appropriately depending on its precision.
:::note
Please note that input value is treated as a UTC timestamp, not timestamp at the given (or implicit) timezone.
:::
**Syntax**
``` sql
fromUnixTimestamp64Nano(value[, timezone])
```
**Arguments**
- `value` — value with any precision. [Int64](../data-types/int-uint.md).
- `timezone` — (optional) timezone name of the result. [String](../data-types/string.md).
**Returned value**
- `value` converted to DateTime64 with precision `9`. [DateTime64](../data-types/datetime64.md).
**Example**
Query:
``` sql
WITH CAST(1234567891011, 'Int64') AS i64
SELECT
fromUnixTimestamp64Nano(i64, 'UTC') AS x,
toTypeName(x);
```
Result:
```response
┌─────────────────────────────x─┬─toTypeName(x)────────┐
│ 1970-01-01 00:20:34.567891011 │ DateTime64(9, 'UTC') │
└───────────────────────────────┴──────────────────────┘
```
## formatRow

3
src/Parsers/Lexer.cpp
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@ -59,9 +59,6 @@ Token quotedStringWithUnicodeQuotes(const char *& pos, const char * const token_
pos = find_first_symbols<'\xE2'>(pos, end);
if (pos + 2 >= end)
return Token(error_token, token_begin, end);
/// Empty identifiers are not allowed, while empty strings are.
if (success_token == TokenType::QuotedIdentifier && pos + 3 >= end)
return Token(error_token, token_begin, end);
if (pos[0] == '\xE2' && pos[1] == '\x80' && pos[2] == expected_end_byte)
{

2
tests/queries/0_stateless/03165_string_functions_with_token_text_indexes.sql
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@ -2,6 +2,8 @@ SELECT '-------- Bloom filter --------';
SELECT '';
DROP TABLE IF EXISTS 03165_token_bf;
SET allow_experimental_full_text_index=1;
CREATE TABLE 03165_token_bf
(
id Int64,

1
tests/queries/0_stateless/03167_fancy_quotes_off_by_one.reference Normal file
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@ -0,0 +1 @@
test

1
tests/queries/0_stateless/03167_fancy_quotes_off_by_one.sql Normal file
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@ -0,0 +1 @@
SELECT ‘test’ AS “column”