# DataRobot

### SELECT Statements <a href="#default" id="default"></a>

A SELECT statement can consist of the following basic clauses.

* SELECT
* INTO
* FROM
* JOIN
* WHERE
* GROUP BY
* HAVING
* UNION
* ORDER BY
* LIMIT

#### SELECT Syntax

The following syntax diagram outlines the syntax supported by the SQL engine of the provider:<br>

\| <p><code>SELECT</code> <code>{</code></p><p>  <code>\[ TOP</code> <code>\<numeric\_literal> | DISTINCT</code> <code>]</code></p><p>  <code>{</code></p><p>    <code>*</code></p><p>    <code>| {</code></p><p>        <code>\<expression> \[ \[ AS</code> <code>] \<column\_reference> ]</code></p><p>        <code>| { \<table\_name> | \<correlation\_name> } .*</code></p><p>      <code>} \[ , ... ]</code></p><p>  <code>}</code></p><p>  <code>\[ INTO</code> <code>csv:// \[ filename= ] \<file\_path> \[ ;delimiter=tab ] ]</code></p><p>  <code>{</code></p><p>    <code>FROM</code> <code>\<table\_reference> \[ \[ AS</code> <code>] \<identifier> ]</code></p><p>  <code>} \[ , ... ]</code></p><p>  <code>\[ \[</code> </p><p>      <code>INNER</code> <code>| { { LEFT</code> <code>| RIGHT</code> <code>| FULL</code> <code>} \[ OUTER</code> <code>] }</code></p><p>    <code>] JOIN</code> <code>\<table\_reference> \[ ON</code> <code>\<search\_condition> ] \[ \[ AS</code> <code>] \<identifier> ]</code></p><p>  <code>] \[ ... ]</code></p><p>  <code>\[ WHERE</code> <code>\<search\_condition> ]</code></p><p>  <code>\[ GROUP</code> <code>BY</code> <code>\<column\_reference> \[ , ... ]</code></p><p>  <code>\[ HAVING</code> <code>\<search\_condition> ]</code></p><p>  <code>\[ UNION</code> <code>\[ ALL</code> <code>] \<select\_statement> ]</code></p><p>  <code>\[</code></p><p>    <code>ORDER</code> <code>BY</code></p><p>    <code>\<column\_reference> \[ ASC</code> <code>| DESC</code> <code>] \[ NULLS FIRST</code> <code>| NULLS LAST</code> <code>]</code></p><p>  <code>]</code></p><p>  <code>\[</code></p><p>    <code>LIMIT \<expression></code></p><p>    <code>\[</code></p><p>      <code>{ OFFSET | , }</code></p><p>      <code>\<expression></code></p><p>    <code>]</code></p><p>  <code>]</code></p><p><code>}</code></p><p> </p><p><code>\<expression> ::=</code></p><p>  <code>| \<column\_reference></code></p><p>  <code>| @ \<parameter></code></p><p>  <code>| ?</code></p><p>  <code>| COUNT( \* | { \[ DISTINCT</code> <code>] \<expression> } )</code></p><p>  <code>| { AVG</code> <code>| MAX</code> <code>| MIN</code> <code>| SUM</code> <code>| COUNT</code> <code>} ( \<expression> )</code></p><p>  <code>| NULLIF</code> <code>( \<expression> , \<expression> )</code></p><p>  <code>| COALESCE</code> <code>( \<expression> , ... )</code></p><p>  <code>| CASE</code> <code>\<expression></code></p><p>      <code>WHEN</code> <code>{ \<expression> | \<search\_condition> } THEN</code> <code>{ \<expression> | NULL</code> <code>} \[ ... ]</code></p><p>    <code>\[ ELSE</code> <code>{ \<expression> | NULL</code> <code>} ]</code></p><p>    <code>END</code></p><p>  <code>| \<literal></code></p><p>  <code>| \<sql\_function></code></p><p> </p><p><code>\<search\_condition> ::=</code></p><p>  <code>{</code></p><p>    <code>\<expression> { = | > | < | >= | <= | <> | != | LIKE</code> <code>| NOT\_LIKE | IN</code> <code>| NOT\_IN | IS\_NULL | IS\_NOT\_NULL | AND</code> <code>| OR</code> <code>| CONTAINS</code> <code>| BETWEEN</code> <code>} \[ \<expression> ]</code></p><p>  <code>} \[ { AND</code> <code>| OR</code> <code>} ... ]</code></p> |
\| ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |

#### Examples

1. Return all columns:<br>

   | `SELECT * FROM Account` |
   | ----------------------- |
2. Rename a column:<br>

   | `SELECT [Name] AS MY_Name FROM Account` |
   | --------------------------------------- |
3. Cast a column's data as a different data type:<br>

   | `SELECT CAST(AnnualRevenue AS VARCHAR) AS Str_AnnualRevenue FROM Account` |
   | ------------------------------------------------------------------------- |
4. Search data:<br>

   | `SELECT * FROM Account WHERE Industry = 'Floppy Disks';` |
   | -------------------------------------------------------- |
5. Parameterize a query to pass in inputs at execution time. This enables you to create prepared statements and mitigate SQL injection attacks.<br>

   | `SELECT * FROM Account WHERE Industry = @param` |
   | ----------------------------------------------- |


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