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Sqlite: Add unique index to table

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Some times we need the constraint for an index.

Change-Id: I81332238d36b88196ef03e26b4edcc1307de46e0
Reviewed-by: Ivan Donchevskii <ivan.donchevskii@qt.io>
This commit is contained in:
Marco Bubke
2018-01-30 15:13:52 +01:00
parent c29ae225c5
commit c6f65e94c8
4 changed files with 51 additions and 3 deletions
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18
src/libs/sqlite/sqliteindex.h
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@@ -34,12 +34,21 @@
namespace Sqlite {
enum class IndexType
{
Normal,
Unique
};
class Index
{
public:
Index(Utils::SmallString &&tableName, Utils::SmallStringVector &&columnNames)
Index(Utils::SmallString &&tableName,
Utils::SmallStringVector &&columnNames,
IndexType indexType=IndexType::Normal)
: m_tableName(std::move(tableName)),
m_columnNames(std::move(columnNames))
m_columnNames(std::move(columnNames)),
m_indexType(indexType)
{
}
@@ -48,7 +57,9 @@ public:
checkTableName();
checkColumns();
return {"CREATE INDEX IF NOT EXISTS index_",
return {"CREATE ",
m_indexType == IndexType::Unique ? "UNIQUE " : "",
"INDEX IF NOT EXISTS index_",
m_tableName,
"_",
m_columnNames.join("_"),
@@ -75,6 +86,7 @@ public:
private:
Utils::SmallString m_tableName;
Utils::SmallStringVector m_columnNames;
IndexType m_indexType;
};
using SqliteIndices = std::vector<Index>;