* [`BIT_LENGTH`](../../esql-functions-operators.md#esql-bit_length)
* [`BYTE_LENGTH`](../../esql-functions-operators.md#esql-byte_length)
* [`CONCAT`](../../esql-functions-operators.md#esql-concat)
* [`ENDS_WITH`](../../esql-functions-operators.md#esql-ends_with)
* [`FROM_BASE64`](../../esql-functions-operators.md#esql-from_base64)
* [`HASH`](../../esql-functions-operators.md#esql-hash)
* [`LEFT`](../../esql-functions-operators.md#esql-left)
* [`LENGTH`](../../esql-functions-operators.md#esql-length)
* [`LOCATE`](../../esql-functions-operators.md#esql-locate)
* [`LTRIM`](../../esql-functions-operators.md#esql-ltrim)
* [`MD5`](../../esql-functions-operators.md#esql-md5)
* [`REPEAT`](../../esql-functions-operators.md#esql-repeat)
* [`REPLACE`](../../esql-functions-operators.md#esql-replace)
* [`REVERSE`](../../esql-functions-operators.md#esql-reverse)
* [`RIGHT`](../../esql-functions-operators.md#esql-right)
* [`RTRIM`](../../esql-functions-operators.md#esql-rtrim)
* [`SHA1`](../../esql-functions-operators.md#esql-sha1)
* [`SHA256`](../../esql-functions-operators.md#esql-sha256)
* [`SPACE`](../../esql-functions-operators.md#esql-space)
* [`SPLIT`](../../esql-functions-operators.md#esql-split)
* [`STARTS_WITH`](../../esql-functions-operators.md#esql-starts_with)
* [`SUBSTRING`](../../esql-functions-operators.md#esql-substring)
* [`TO_BASE64`](../../esql-functions-operators.md#esql-to_base64)
* [`TO_LOWER`](../../esql-functions-operators.md#esql-to_lower)
* [`TO_UPPER`](../../esql-functions-operators.md#esql-to_upper)
* [`TRIM`](../../esql-functions-operators.md#esql-trim)