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DBZ-8018 Add note to JDBC documentation about the primary.key.fields

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mfvitale 2024-07-18 12:38:18 +02:00 committed by Chris Cranford
parent 5bdf068fd8
commit 60478be66f
1 changed files with 7 additions and 1 deletions
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documentation/modules/ROOT/pages/connectors/jdbc.adoc
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@ -156,6 +156,12 @@ To avoid this problem, apply the following settings in your environment:
* Create the database table and primary key mappings in advance.
====
[IMPORTANT]
====
If a column maps to a data type that isn't permitted as a primary key for your target database, an explicit list of columns will be necessary in `primary.key.fields` excluding such columns.
Consult your specific database vendor's documentation for what data types are and are not permissible.
====
// Type: procedure
// Title: Configuring the {prodname} JDBC connector to delete rows when consuming `DELETE` or _tombstone_ events
// ModuleID: debezium-jdbc-connector-configuring-the-connector-to-delete-rows
@ -803,7 +809,7 @@ You can set the xref:jdbc-property-primary-key-fields[`primary.key.fields`] prop
When xref:jdbc-property-primary-key-mode[`primary.key.mode`] is set to `record_key` and the event's key is a primitive type, it is expected that this property specifies the column name to be used for the key. +
+
When the xref:jdbc-property-primary-key-mode[`primary.key.mode`] is set to `record_key` with a non-primitive key, or `record_value`, it is expected that this property specifies a comma-separated list of field names from either the key or value.
If the xref:jdbc-property-primary-key-mode[`primary.key.mode`] is set to `record_key` with a non-primitive key, or `record_value`, and this property is not specifies, the connector derives the primary key from all fields of either the record key or record value, depending on the specified mode.
If the xref:jdbc-property-primary-key-mode[`primary.key.mode`] is set to `record_key` with a non-primitive key, or `record_value`, and this property is not specified, the connector derives the primary key from all fields of either the record key or record value, depending on the specified mode.
|[[jdbc-property-quote-identifiers]]<<jdbc-property-quote-identifiers, `+quote.identifiers+`>>
|`false`