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Author: Ian

JSON_OBJECTAGG() Function in Oracle

Posted on September 30, 2021 by Ian

In Oracle Database, the JSON_OBJECTAGG() function creates a JSON object from a key-value pair.

Typically, the property key, the property value, or both are columns of SQL expressions.

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Oracle functions, json, what is

SQLcl Formatting Options (Oracle)

Posted on September 29, 2021 by Ian

When using SQLcl to query Oracle Database, you can use the SET SQLFORMAT command to determine the format of the results.

You can also use inline comments to specify the format from directly within your query.

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Database Tools, Oracle how to, sqlcl

JSON_OBJECT() Function in Oracle

Posted on September 29, 2021 by Ian

In Oracle Database, the JSON_OBJECT() function creates a JSON object from a sequence of key-value pairs or one object type instance.

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Oracle functions, json, what is

Export Oracle Query Results to an HTML File when using SQLcl

Posted on September 28, 2021September 28, 2021 by Ian

When using SQLcl with Oracle Database, you can use the SPOOL command to export your query results to a file with an .html extension, and you can set SQLFORMAT to html in order to output the actual query results in HTML format.

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Oracle export, how to, sqlcl

JSON_ARRAYAGG() Function in Oracle

Posted on September 28, 2021April 28, 2024 by Ian

In Oracle Database, the JSON_ARRAYAGG() function creates a JSON array from a column of SQL expressions.

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Oracle arrays, functions, json, what is

JSON_ARRAY() Function in Oracle

Posted on September 27, 2021April 28, 2024 by Ian

In Oracle Database, the JSON_ARRAY() function creates a JSON array from a sequence of SQL scalar expressions or one collection type instance, VARRAY or NESTED TABLE.

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Oracle arrays, functions, json, what is

JSON_TABLE() Function in Oracle

Posted on September 26, 2021 by Ian

In Oracle Database, the JSON_TABLE() function creates a relational view of JSON data. It allows you to present the values in a JSON document in table format – as rows and columns.

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Oracle functions, json, what is

JSON_VALUE() Function in Oracle

Posted on September 25, 2021 by Ian

In Oracle Database, the JSON_VALUE() function finds a specified scalar JSON value in JSON data and returns it as a SQL value. 

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Oracle functions, json, what is

2 Ways to Replace a Substring in MariaDB

Posted on September 24, 2021 by Ian

If you need to replace a substring with another string in MariaDB, here are two approaches that you can use.

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MariaDB how to, string functions

JSON_QUERY() Function in Oracle

Posted on September 24, 2021 by Ian

In Oracle Database, the JSON_QUERY() function selects and returns one or more values from JSON data and returns those values. 

You can use the function to retrieve fragments of a JSON document.

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Oracle functions, json, what is
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