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https://issues.apache.org/jira/browse/IGNITE-19711?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Andrey Mashenkov updated IGNITE-19711:
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Description:
Add a warn to documentation
[https://ignite.apache.org/docs/3.0.0-beta/sql-reference/ddl#create-index] that
index can't be build on duplicate columns.
was:
Unable to create index with same column twice:
{noformat}
create table tindex(
id int primary key,
v1 int,
v2 int);
create index titest on tindex(v1,v1){noformat}
error:
{noformat}
[Code: 0, SQL State: 50000] Exception while executing query [query=create
index titest on tindex(v1,v1)]. Error message:IGN-CMN-65535
TraceId:203a2c0c-fbf1-4143-aa47-50c97223ad84 Named List element with key "V1"
already exists{noformat}
But documentation
[https://ignite.apache.org/docs/3.0.0-beta/sql-reference/ddl#create-index] do
not block it. Postgres allow to execute such DDL too.
> Fix documentation that index can't has duplicates columns
> ---------------------------------------------------------
>
> Key: IGNITE-19711
> URL: https://issues.apache.org/jira/browse/IGNITE-19711
> Project: Ignite
> Issue Type: Bug
> Components: sql
> Affects Versions: 3.0
> Reporter: Andrey Mashenkov
> Assignee: Andrey Mashenkov
> Priority: Minor
> Labels: ignite-3
> Fix For: 3.0.0-beta2
>
>
> Add a warn to documentation
> [https://ignite.apache.org/docs/3.0.0-beta/sql-reference/ddl#create-index]
> that index can't be build on duplicate columns.
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