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[SPARK-31636][SQL][DOCS] Remove HTML syntax in SQL reference #28451

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[SPARK-31636][SQL][DOCS] Remove HTML syntax in SQL reference #28451

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5f5c0c4
rebase
huaxingao May 4, 2020
f7bf428
fix
huaxingao May 4, 2020
3654928
fix
huaxingao May 4, 2020
0af3791
fix
huaxingao May 4, 2020
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more changes
huaxingao May 5, 2020
0a8df51
address comments
huaxingao May 5, 2020
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bold Note
huaxingao May 5, 2020
5726a1f
address comments
huaxingao May 5, 2020
bd0b900
a -> an before 8
huaxingao May 5, 2020
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fix errors
huaxingao May 5, 2020
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huaxingao committed May 5, 2020
commit 0575f06fcb31ecc8cad490cce029cac4befaaebd
2 changes: 1 addition & 1 deletion docs/sql-ref-identifier.md
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Expand Up @@ -30,7 +30,7 @@ An identifier is a string used to identify a database object such as a table, vi
```sql
{ letter | digit | '_' } [ , ... ]
```
Note: If `spark.sql.ansi.enabled` is set to true, ANSI SQL reserved keywords cannot be used as identifiers. For more details, please refer to [ANSI Compliance](sql-ref-ansi-compliance.html).
**Note:** If `spark.sql.ansi.enabled` is set to true, ANSI SQL reserved keywords cannot be used as identifiers. For more details, please refer to [ANSI Compliance](sql-ref-ansi-compliance.html).

#### Delimited Identifier

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6 changes: 3 additions & 3 deletions docs/sql-ref-literals.md
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Expand Up @@ -345,7 +345,7 @@ DATE { 'yyyy' |
'yyyy-[m]m-[d]d' |
'yyyy-[m]m-[d]d[T]' }
```
Note: defaults to `01` if month or day is not specified.
**Note:** defaults to `01` if month or day is not specified.

##### Examples

Expand Down Expand Up @@ -386,7 +386,7 @@ TIMESTAMP { 'yyyy' |
'yyyy-[m]m-[d]d[T][h]h:[m]m:[s]s[.]' |
'yyyy-[m]m-[d]d[T][h]h:[m]m:[s]s.[ms][ms][ms][us][us][us][zone_id]'}
```
Note: defaults to `00` if hour, minute or second is not specified.
**Note:** defaults to `00` if hour, minute or second is not specified.
`zone_id` should have one of the forms:
* Z - Zulu time zone UTC+0
* `+|-[h]h:[m]m`
Expand All @@ -397,7 +397,7 @@ Note: defaults to `00` if hour, minute or second is not specified.
* `+|-hhmmss`
* Region-based zone IDs in the form `area/city`, such as `Europe/Paris`

Note: defaults to the session local timezone (set via `spark.sql.session.timeZone`) if `zone_id` is not specified.
**Note:** defaults to the session local timezone (set via `spark.sql.session.timeZone`) if `zone_id` is not specified.

##### Examples

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2 changes: 1 addition & 1 deletion docs/sql-ref-syntax-qry-sampling.md
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Expand Up @@ -26,7 +26,7 @@ The `TABLESAMPLE` statement is used to sample the table. It supports the followi
* `TABLESAMPLE`(x `PERCENT`): Sample the table down to the given percentage. Note that percentages are defined as a number between 0 and 100.
* `TABLESAMPLE`(`BUCKET` x `OUT OF` y): Sample the table down to a `x` out of `y` fraction.

Note: `TABLESAMPLE` returns the approximate number of rows or fraction requested.
**Note:** `TABLESAMPLE` returns the approximate number of rows or fraction requested.

### Syntax

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