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Update encryption-functions.md

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Updated Optinal to Optional line 136.
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John Hummel 2021-02-25 10:50:22 -05:00 committed by GitHub
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docs/en/sql-reference/functions/encryption-functions.md
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@ -132,7 +132,7 @@ aes_encrypt_mysql('mode', 'plaintext', 'key' [, iv])
- `mode` — Encryption mode. [String](../../sql-reference/data-types/string.md#string). - `mode` — Encryption mode. [String](../../sql-reference/data-types/string.md#string).
- `plaintext` — Text that needs to be encrypted. [String](../../sql-reference/data-types/string.md#string). - `plaintext` — Text that needs to be encrypted. [String](../../sql-reference/data-types/string.md#string).
- `key` — Encryption key. If key is longer than required by mode, MySQL-specific key folding is performed. [String](../../sql-reference/data-types/string.md#string). - `key` — Encryption key. If key is longer than required by mode, MySQL-specific key folding is performed. [String](../../sql-reference/data-types/string.md#string).
- `iv` — Initialization vector. Optinal, only first 16 bytes are taken into account [String](../../sql-reference/data-types/string.md#string). - `iv` — Initialization vector. Optional, only first 16 bytes are taken into account [String](../../sql-reference/data-types/string.md#string).
**Returned value** **Returned value**