diff --git a/README.md b/README.md
index 6b96d67..0277dac 100644
--- a/README.md
+++ b/README.md
@@ -79,6 +79,7 @@ Boolean values can be one of:
| Case Sensitive LIKE | `_cslike` | `boolean` | For more information see [PRAGMA case_sensitive_like](https://www.sqlite.org/pragma.html#pragma_case_sensitive_like) |
| Defer Foreign Keys | `_defer_foreign_keys` \| `_defer_fk` | `boolean` | For more information see [PRAGMA defer_foreign_keys](https://www.sqlite.org/pragma.html#pragma_defer_foreign_keys) |
| Foreign Keys | `_foreign_keys` \| `_fk` | `boolean` | For more information see [PRAGMA foreign_keys](https://www.sqlite.org/pragma.html#pragma_foreign_keys) |
+| Ignore CHECK Constraints | `_ignore_check_constraints` | `boolean` | For more information see [PRAGMA ignore_check_constraints](https://www.sqlite.org/pragma.html#pragma_ignore_check_constraints) |
| Mutex Locking | `_mutex` |
| Specify mutex mode. |
| Recursive Triggers | `_recursive_triggers` \| `_rt` | `boolean` | For more information see [PRAGMA recursive_triggers](https://www.sqlite.org/pragma.html#pragma_recursive_triggers) |
| Shared-Cache Mode | `cache` | | Set cache mode for more information see [sqlite.org](https://www.sqlite.org/sharedcache.html) |
diff --git a/sqlite3.go b/sqlite3.go
index 56f26c1..dc8f373 100644
--- a/sqlite3.go
+++ b/sqlite3.go
@@ -816,6 +816,10 @@ func errorString(err Error) string {
// _foreign_keys=Boolean | _fk=Boolean
// Enable or disable enforcement of foreign keys.
//
+// _ignore_check_constraints=Boolean
+// This pragma enables or disables the enforcement of CHECK constraints.
+// The default setting is off, meaning that CHECK constraints are enforced by default.
+//
// _recursive_triggers=Boolean | _rt=Boolean
// Enable or disable recursive triggers.
//
@@ -840,6 +844,7 @@ func (d *SQLiteDriver) Open(dsn string) (driver.Conn, error) {
busyTimeout := 5000
caseSensitiveLike := -1
deferForeignKeys := -1
+ ignoreCheckConstraints := -1
foreignKeys := -1
recursiveTriggers := -1
@@ -983,6 +988,21 @@ func (d *SQLiteDriver) Open(dsn string) (driver.Conn, error) {
}
}
+ // Ignore CHECK Constrains (_ignore_check_constraints)
+ //
+ // https://www.sqlite.org/pragma.html#pragma_ignore_check_constraints
+ //
+ if val := params.Get("_ignore_check_constraints"); val != "" {
+ switch strings.ToLower(val) {
+ case "0", "no", "false", "off":
+ ignoreCheckConstraints = 0
+ case "1", "yes", "true", "on":
+ ignoreCheckConstraints = 1
+ default:
+ return nil, fmt.Errorf("Invalid _ignore_check_constraints: %v, expecting boolean value of '0 1 false true no yes off on'", val)
+ }
+ }
+
// Recursive Triggers (_recursive_triggers)
//
// https://www.sqlite.org/pragma.html#pragma_recursive_triggers
@@ -1071,6 +1091,14 @@ func (d *SQLiteDriver) Open(dsn string) (driver.Conn, error) {
}
}
+ // Ignore CHECK Constraints
+ if ignoreCheckConstraints > -1 {
+ if err := exec(fmt.Sprintf("PRAGMA ignore_check_constraints = %d;", ignoreCheckConstraints)); err != nil {
+ C.sqlite3_close_v2(db)
+ return nil, err
+ }
+ }
+
// Recursive Triggers
if recursiveTriggers > -1 {
if err := exec(fmt.Sprintf("PRAGMA recursive_triggers = %d;", recursiveTriggers)); err != nil {