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Add TimescaleDB hypertable support to PostgresBuilder::dropAllTables() #56280

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Add TimescaleDB hypertable support to PostgresBuilder::dropAllTables() #56280

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61c6f44
Add TimescaleDB hypertable support to PostgresBuilder::dropAllTables()
designgears Jul 13, 2025
0bb8002
Updates to adhere to style guide
designgears Jul 13, 2025
62d27ee
style: remove whitespace in PostgresBuilder.php
designgears Jul 13, 2025
957a921
formatting
taylorotwell Jul 18, 2025
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17 changes: 15 additions & 2 deletions src/Illuminate/Database/Schema/PostgresBuilder.php
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Original file line number Diff line number Diff line change
Expand Up @@ -16,12 +16,25 @@ class PostgresBuilder extends Builder
public function dropAllTables()
{
$tables = [];
$hypertables = [];

$excludedTables = $this->connection->getConfig('dont_drop') ?? ['spatial_ref_sys'];

$hasTimescaleDb = ! empty($this->connection->select("SELECT 1 FROM pg_extension WHERE extname = 'timescaledb'"));

if ($hasTimescaleDb) {
$hypertables = array_column($this->connection->select(
"SELECT hypertable_schema || '.' || hypertable_name as name FROM timescaledb_information.hypertables"
), 'name');
}

foreach ($this->getTables($this->getCurrentSchemaListing()) as $table) {
if (empty(array_intersect([$table['name'], $table['schema_qualified_name']], $excludedTables))) {
$tables[] = $table['schema_qualified_name'];
if (! in_array($table['name'], $excludedTables) && ! in_array($table['schema_qualified_name'], $excludedTables)) {
if (in_array($table['schema_qualified_name'], $hypertables)) {
$this->connection->statement("DROP TABLE IF EXISTS {$table['schema_qualified_name']} CASCADE");
} else {
$tables[] = $table['schema_qualified_name'];
}
}
}

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