SQL Commands: Difference between revisions
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! || Postgres || MariaDB | ! || Postgres || MariaDB | ||
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| | | on database to user | ||
| <syntaxhighlight lang="sql"> | | <syntaxhighlight lang="sql"> | ||
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| | | on table to user | ||
| <syntaxhighlight lang="sql"> | | <syntaxhighlight lang="sql"> | ||
</syntaxhighlight> | </syntaxhighlight> | ||
Revision as of 04:27, 1 September 2025
Common Operations
Functions
| Postgres | MariaDB | SQLite | |
|---|---|---|---|
| Today |
Visiting
| Postgres | MariaDB | SQLite | |
|---|---|---|---|
| List tables | show tables; |
.tables |
GRANT
| Postgres | MariaDB | |
|---|---|---|
| on database to user | ||
| on table to user |
SQLite 3
| TODO | Command |
|---|---|
| yyyymmdd to yyyy-mm-dd |
SELECT printf('%s-%s-%s',
SUBSTR(trading_date,1,4),
SUBSTR(trading_date,5,2),
SUBSTR(trading_date,7,2)
) FROM short_sell WHERE trading_date='20190605';
|