Pablu/go-sqlite3
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ADD: PRAGMA case_sensitive_like

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ADD: Comments
UPD: README
This commit is contained in:
Gert-Jan Timmer
2018-05-29 11:46:53 +02:00
parent efc41bcd27
commit 95237557d2
2 changed files with 51 additions and 11 deletions
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55
sqlite3.go
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@@ -806,10 +806,14 @@ func errorString(err Error) string {
// _busy_timeout=XXX
// Specify value for sqlite3_busy_timeout.
//
// _foreign_keys=X
// _cslike=Boolean
// Default or disabled the LIKE operation is case-insensitive.
// When enabling this options behaviour of LIKE will become case-sensitive.
//
// _foreign_keys=Boolean
// Enable or disable enforcement of foreign keys. X can be 1 or 0.
//
// _recursive_triggers=X
// _recursive_triggers=Boolean
// Enable or disable recursive triggers. X can be 1 or 0.
//
// _vacuum=X
@@ -829,6 +833,7 @@ func (d *SQLiteDriver) Open(dsn string) (driver.Conn, error) {
// PRAGMA's
autoVacuum := -1
busyTimeout := 5000
caseSensitiveLike := -1
foreignKeys := -1
recursiveTriggers := -1
@@ -877,7 +882,10 @@ func (d *SQLiteDriver) Open(dsn string) (driver.Conn, error) {
}
}
// auto_vacuum
// Auto Vacuum (_vacuum)
//
// https://www.sqlite.org/pragma.html#pragma_auto_vacuum
//
if val := params.Get("_vacuum"); val != "" {
switch strings.ToLower(val) {
case "0", "none":
@@ -891,7 +899,10 @@ func (d *SQLiteDriver) Open(dsn string) (driver.Conn, error) {
}
}
// _busy_timeout
// Busy Timeout (_busy_timeout)
//
// https://www.sqlite.org/pragma.html#pragma_busy_timeout
//
if val := params.Get("_busy_timeout"); val != "" {
iv, err := strconv.ParseInt(val, 10, 64)
if err != nil {
@@ -900,7 +911,25 @@ func (d *SQLiteDriver) Open(dsn string) (driver.Conn, error) {
busyTimeout = int(iv)
}
// _foreign_keys
// Case Sensitive Like (_cslike)
//
// https://www.sqlite.org/pragma.html#pragma_case_sensitive_like
//
if val := params.Get("_cslike"); val != "" {
switch strings.ToLower(val) {
case "0", "no", "false", "off":
caseSensitiveLike = 0
case "1", "yes", "true", "on":
caseSensitiveLike = 1
default:
return nil, fmt.Errorf("Invalid _cslike: %v, expecting boolean value of '0 1 false true no yes off on'", val)
}
}
// Foreign Keys (_foreign_keys)
//
// https://www.sqlite.org/pragma.html#pragma_foreign_keys
//
if val := params.Get("_foreign_keys"); val != "" {
switch strings.ToLower(val) {
case "0", "no", "false", "off":
@@ -908,11 +937,14 @@ func (d *SQLiteDriver) Open(dsn string) (driver.Conn, error) {
case "1", "yes", "true", "on":
foreignKeys = 1
default:
return nil, fmt.Errorf("Invalid _foreign_keys: %v", val)
return nil, fmt.Errorf("Invalid _foreign_keys: %v, expecting boolean value of '0 1 false true no yes off on'", val)
}
}
// _recursive_triggers
// Recursive Triggers (_recursive_triggers)
//
// https://www.sqlite.org/pragma.html#pragma_recursive_triggers
//
if val := params.Get("_recursive_triggers"); val != "" {
switch strings.ToLower(val) {
case "0", "no", "false", "off":
@@ -920,7 +952,7 @@ func (d *SQLiteDriver) Open(dsn string) (driver.Conn, error) {
case "1", "yes", "true", "on":
recursiveTriggers = 1
default:
return nil, fmt.Errorf("Invalid _recursive_triggers: %v", val)
return nil, fmt.Errorf("Invalid _recursive_triggers: %v, expecting boolean value of '0 1 false true no yes off on'", val)
}
}
@@ -966,6 +998,13 @@ func (d *SQLiteDriver) Open(dsn string) (driver.Conn, error) {
}
}
if caseSensitiveLike > -1 {
if err := exec(fmt.Sprintf("PRAGMA case_sensitive_like = %d;", caseSensitiveLike)); err != nil {
C.sqlite3_close_v2(db)
return nil, err
}
}
// Forgein Keys
if foreignKeys > -1 {
if err := exec(fmt.Sprintf("PRAGMA foreign_keys = %d;", foreignKeys)); err != nil {