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refactor table sql generation

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This commit is contained in:
eelke 2022-01-21 18:53:47 +01:00
parent 3158a4364b
commit 14b5293dea
2 changed files with 40 additions and 24 deletions
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62
pglablib/catalog/PgClass.cpp
View file

@ -127,7 +127,8 @@ QString PgClass::createTableSql() const
{ {
first = false; first = false;
} }
else sql += ",\n "; else
sql += ",\n ";
if (!col.islocal) sql += "-- "; if (!col.islocal) sql += "-- ";
sql += col.columnDefinition(catalog()); sql += col.columnDefinition(catalog());
} }
@ -143,37 +144,49 @@ QString PgClass::createTableSql() const
sql += "\n "; sql += "\n ";
first = false; first = false;
} }
else sql += ",\n "; else
sql += ",\n ";
sql += getConstraintDefinition(catalog(), constraint, " "); sql += getConstraintDefinition(catalog(), constraint, " ");
} }
sql += "\n)"; sql += "\n)"
{ % generateInheritsSql()
// [ INHERITS ( parent_table [, ... ] ) ] // [ PARTITION BY { RANGE | LIST } ( { column_name | ( expression ) } [ COLLATE collation ] [ opclass ] [, ... ] ) ]
auto parents = catalog().inherits()->getParentsOf(oid()); // [ WITH ( storage_parameter [= value] [, ... ] ) | WITH OIDS | WITHOUT OIDS ]
if (!parents.empty()) // [ ON COMMIT { PRESERVE ROWS | DELETE ROWS | DROP } ]
% generateTablespaceSql()
% ";\n";
return sql;
}
QString PgClass::generateInheritsSql() const
{
QString sql;
// [ INHERITS ( parent_table [, ... ] ) ]
auto parents = catalog().inherits()->getParentsOf(oid());
if (!parents.empty())
{
sql += "\nINHERITS (";
bool first = true;
for (auto parent_oid : parents)
{ {
sql += "\nINHERITS ("; if (first) first = false;
bool first = true; else sql += ", ";
for (auto parent_oid : parents) sql += catalog().classes()->getByKey(parent_oid)->fullyQualifiedQuotedObjectName();
{ }
if (first) first = false; sql += ")";
else sql += ", "; }
sql += catalog().classes()->getByKey(parent_oid)->fullyQualifiedQuotedObjectName(); return sql;
} }
sql += ")";
} QString PgClass::generateTablespaceSql() const
} {
// [ PARTITION BY { RANGE | LIST } ( { column_name | ( expression ) } [ COLLATE collation ] [ opclass ] [, ... ] ) ]
// [ WITH ( storage_parameter [= value] [, ... ] ) | WITH OIDS | WITHOUT OIDS ]
// [ ON COMMIT { PRESERVE ROWS | DELETE ROWS | DROP } ]
if (tablespace != 0) if (tablespace != 0)
{ {
auto ns = getTablespaceDisplayString(catalog(), tablespace); auto ns = getTablespaceDisplayString(catalog(), tablespace);
sql += "\n TABLESPACE " % quoteIdent(ns); return "\n TABLESPACE " % quoteIdent(ns);
} }
sql += ";\n"; return {};
return sql;
} }
QString PgClass::createViewSql() const QString PgClass::createViewSql() const
@ -192,3 +205,4 @@ QString PgClass::createViewSql() const
return sql; return sql;
} }

2
pglablib/catalog/PgClass.h
View file

@ -59,6 +59,8 @@ private:
mutable QString createSqlCache; mutable QString createSqlCache;
QString createTableSql() const; QString createTableSql() const;
QString generateInheritsSql() const;
QString generateTablespaceSql() const;
QString createViewSql() const; QString createViewSql() const;
}; };